./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-regression/test13.c --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/test13.c -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 22749f0c684d9d72525f8f3d1311c52d10bd60f7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/test13.c -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 22749f0c684d9d72525f8f3d1311c52d10bd60f7 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:48:57,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:48:57,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:48:58,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:48:58,020 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:48:58,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:48:58,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:48:58,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:48:58,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:48:58,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:48:58,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:48:58,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:48:58,073 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:48:58,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:48:58,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:48:58,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:48:58,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:48:58,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:48:58,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:48:58,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:48:58,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:48:58,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:48:58,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:48:58,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:48:58,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:48:58,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:48:58,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:48:58,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:48:58,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:48:58,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:48:58,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:48:58,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:48:58,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:48:58,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:48:58,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:48:58,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:48:58,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:48:58,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:48:58,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:48:58,159 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:48:58,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:48:58,164 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:48:58,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:48:58,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:48:58,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:48:58,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:48:58,207 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:48:58,210 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:48:58,210 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:48:58,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:48:58,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:48:58,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:48:58,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:48:58,213 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:48:58,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:48:58,216 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:48:58,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:48:58,217 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:48:58,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:48:58,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:48:58,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:48:58,218 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:48:58,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:48:58,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:48:58,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:48:58,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:48:58,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:48:58,221 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:48:58,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:48:58,224 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:48:58,224 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 -> 22749f0c684d9d72525f8f3d1311c52d10bd60f7 [2019-11-27 09:48:58,781 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:48:58,812 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:48:58,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:48:58,825 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:48:58,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:48:58,827 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test13.c [2019-11-27 09:48:58,981 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6958a455/957a47f2dc294ba8b21f1b76bc6743c7/FLAG6d45e1b8e [2019-11-27 09:48:59,976 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:48:59,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test13.c [2019-11-27 09:48:59,996 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6958a455/957a47f2dc294ba8b21f1b76bc6743c7/FLAG6d45e1b8e [2019-11-27 09:49:00,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6958a455/957a47f2dc294ba8b21f1b76bc6743c7 [2019-11-27 09:49:00,041 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:00,044 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:00,050 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:00,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:00,058 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:00,060 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00, skipping insertion in model container [2019-11-27 09:49:00,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,090 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:00,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:00,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:00,529 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:00,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:00,609 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:00,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00 WrapperNode [2019-11-27 09:49:00,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:00,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:00,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:00,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:00,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,739 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:00,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:00,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:00,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:00,795 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:00" (1/1) ... [2019-11-27 09:49:00,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:00,833 INFO L168 Benchmark]: Toolchain (without parser) took 769.58 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 996.9 MB in the end (delta: -31.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:00,836 INFO L168 Benchmark]: CDTParser took 1.60 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 09:49:00,837 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.89 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:00,840 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 996.9 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:00,843 INFO L168 Benchmark]: Boogie Preprocessor took 35.89 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:00,856 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 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 566.89 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 151.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 996.9 MB in the end (delta: -42.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 35.89 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 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-da95e15 [2019-11-27 09:49:04,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:49:04,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:49:04,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:49:04,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:49:04,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:49:04,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:49:04,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:49:04,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:49:04,835 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:49:04,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:49:04,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:49:04,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:49:04,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:49:04,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:49:04,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:49:04,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:49:04,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:49:04,870 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:49:04,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:49:04,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:49:04,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:49:04,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:49:04,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:49:04,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:49:04,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:49:04,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:49:04,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:49:04,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:49:04,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:49:04,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:49:04,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:49:04,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:49:04,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:49:04,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:49:04,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:49:04,929 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:49:04,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:49:04,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:49:04,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:49:04,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:49:04,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:49:04,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:49:04,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:49:04,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:49:04,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:49:04,985 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:49:04,985 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:49:04,987 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:49:04,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:49:04,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:49:04,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:49:04,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:49:04,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:49:04,991 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:49:04,992 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:49:04,992 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:49:04,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:49:04,992 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:49:04,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:49:04,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:49:04,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:49:04,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:49:04,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:49:04,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:49:04,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:49:04,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:49:04,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:49:04,998 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:49:04,999 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:49:05,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:49:05,002 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:49:05,003 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 -> 22749f0c684d9d72525f8f3d1311c52d10bd60f7 [2019-11-27 09:49:05,522 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:49:05,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:49:05,553 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:49:05,557 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:49:05,560 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:49:05,561 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-regression/test13.c [2019-11-27 09:49:05,711 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0780a6019/39f574ac07bd41ee9165bd1fd867dc89/FLAG139b9b8c4 [2019-11-27 09:49:06,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:49:06,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-regression/test13.c [2019-11-27 09:49:06,689 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0780a6019/39f574ac07bd41ee9165bd1fd867dc89/FLAG139b9b8c4 [2019-11-27 09:49:06,871 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0780a6019/39f574ac07bd41ee9165bd1fd867dc89 [2019-11-27 09:49:06,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:49:06,886 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:49:06,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:06,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:49:06,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:49:06,899 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726eb83f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:06, skipping insertion in model container [2019-11-27 09:49:06,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:49:06" (1/1) ... [2019-11-27 09:49:06,927 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:49:06,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:49:07,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:07,408 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:49:07,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:49:07,519 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:49:07,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07 WrapperNode [2019-11-27 09:49:07,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:49:07,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:07,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:49:07,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:49:07,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,570 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,764 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:49:07,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:49:07,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:49:07,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:49:07,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,818 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:49:07" (1/1) ... [2019-11-27 09:49:07,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:49:07,837 INFO L168 Benchmark]: Toolchain (without parser) took 948.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:49:07,842 INFO L168 Benchmark]: CDTParser took 0.29 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 09:49:07,843 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:07,846 INFO L168 Benchmark]: Boogie Procedure Inliner took 242.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:07,851 INFO L168 Benchmark]: Boogie Preprocessor took 63.56 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:49:07,862 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 634.29 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 242.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 997.0 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 63.56 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 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...