./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/nested3-1.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/loops-crafted-1/nested3-1.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 594ba4aeacec389754ff212a63ec9b38d149a0fa .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/loops-crafted-1/nested3-1.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 594ba4aeacec389754ff212a63ec9b38d149a0fa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:52:22,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:22,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:22,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:22,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:22,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:22,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:22,975 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:22,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:22,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:22,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:22,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:22,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:22,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:23,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:23,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:23,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:23,016 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:23,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:23,031 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:23,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:23,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:23,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:23,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:23,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:23,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:23,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:23,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:23,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:23,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:23,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:23,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:23,077 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:23,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:23,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:23,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:23,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:23,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:23,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:23,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:23,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:23,095 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:52:23,136 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:23,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:23,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:23,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:23,144 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:23,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:23,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:23,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:52:23,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:23,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:23,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:23,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:23,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:23,152 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:23,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:23,153 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:23,153 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:23,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:23,155 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:23,155 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:23,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:23,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:23,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:23,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:23,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:23,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:52:23,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:52:23,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:23,161 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 -> 594ba4aeacec389754ff212a63ec9b38d149a0fa [2019-11-27 09:52:23,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:23,788 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:23,798 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:23,800 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:23,804 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:23,805 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/nested3-1.c [2019-11-27 09:52:23,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfd9ef77/5c4b2412f4ab4977a9ab895ad25d6b09/FLAGc33590993 [2019-11-27 09:52:25,060 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:25,064 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-1.c [2019-11-27 09:52:25,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfd9ef77/5c4b2412f4ab4977a9ab895ad25d6b09/FLAGc33590993 [2019-11-27 09:52:25,120 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfd9ef77/5c4b2412f4ab4977a9ab895ad25d6b09 [2019-11-27 09:52:25,125 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:25,132 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:25,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:25,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:25,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:25,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:25,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25, skipping insertion in model container [2019-11-27 09:52:25,156 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:25,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:25,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:25,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:25,692 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:25,741 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:25,776 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:25,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25 WrapperNode [2019-11-27 09:52:25,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:25,782 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:25,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:25,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:25,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:25,903 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:25,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:25,978 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:25,978 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:25,978 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:26,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:26,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:26,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:26,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:26,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:26,051 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:26,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:25" (1/1) ... [2019-11-27 09:52:26,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:26,074 INFO L168 Benchmark]: Toolchain (without parser) took 935.63 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 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:26,078 INFO L168 Benchmark]: CDTParser took 3.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:52:26,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:26,087 INFO L168 Benchmark]: Boogie Procedure Inliner took 195.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:26,092 INFO L168 Benchmark]: Boogie Preprocessor took 86.58 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:26,103 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.32 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 646.68 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 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 195.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.8 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.58 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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 09:52:30,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:52:30,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:52:30,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:52:30,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:52:30,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:52:30,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:52:30,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:52:30,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:52:30,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:52:30,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:52:30,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:52:30,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:52:30,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:52:30,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:52:30,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:52:30,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:52:30,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:52:30,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:52:30,263 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:52:30,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:52:30,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:52:30,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:52:30,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:52:30,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:52:30,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:52:30,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:52:30,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:52:30,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:52:30,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:52:30,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:52:30,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:52:30,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:52:30,310 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:52:30,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:52:30,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:52:30,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:52:30,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:52:30,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:52:30,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:52:30,326 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:52:30,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:52:30,374 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:52:30,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:52:30,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:52:30,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:52:30,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:52:30,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:52:30,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:52:30,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:52:30,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:52:30,385 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:52:30,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:52:30,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:52:30,389 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:52:30,390 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:52:30,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:52:30,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:52:30,392 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:52:30,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:52:30,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:52:30,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:52:30,395 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:52:30,395 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:52:30,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:52:30,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:52:30,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:52:30,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:52:30,398 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:52:30,398 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:52:30,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:52:30,399 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:52:30,402 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 -> 594ba4aeacec389754ff212a63ec9b38d149a0fa [2019-11-27 09:52:31,014 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:52:31,045 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:52:31,054 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:52:31,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:52:31,061 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:52:31,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/nested3-1.c [2019-11-27 09:52:31,224 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/716af9270/ebee4cda0de74d61b8be1c1311ec24c5/FLAGe882c360b [2019-11-27 09:52:32,251 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:52:32,254 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/nested3-1.c [2019-11-27 09:52:32,267 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/716af9270/ebee4cda0de74d61b8be1c1311ec24c5/FLAGe882c360b [2019-11-27 09:52:32,308 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/716af9270/ebee4cda0de74d61b8be1c1311ec24c5 [2019-11-27 09:52:32,318 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:52:32,325 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:52:32,327 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:32,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:52:32,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:52:32,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:32,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32, skipping insertion in model container [2019-11-27 09:52:32,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:32,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:52:32,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:52:32,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:32,837 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:52:32,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:52:32,889 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:52:32,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32 WrapperNode [2019-11-27 09:52:32,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:52:32,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:32,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:52:32,899 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:52:32,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:52:33,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:52:33,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:52:33,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:52:33,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,129 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,144 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:52:32" (1/1) ... [2019-11-27 09:52:33,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:52:33,157 INFO L168 Benchmark]: Toolchain (without parser) took 826.04 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 09:52:33,160 INFO L168 Benchmark]: CDTParser took 0.37 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 09:52:33,164 INFO L168 Benchmark]: CACSL2BoogieTranslator took 563.95 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:33,168 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:52:33,171 INFO L168 Benchmark]: Boogie Preprocessor took 83.29 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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 09:52:33,185 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 563.95 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 956.0 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 165.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 996.9 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 83.29 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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...