./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/nr2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/array-tiling/nr2.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 3ad3e1e5d9ca10a2b032507392e8ea3365f98c8a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-tiling/nr2.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 3ad3e1e5d9ca10a2b032507392e8ea3365f98c8a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:43,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:43,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:44,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:44,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:44,029 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:44,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:44,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:44,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:44,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:44,073 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:44,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:44,080 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:44,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:44,086 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:44,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:44,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:44,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:44,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:44,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:44,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:44,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:44,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:44,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:44,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:44,145 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:44,145 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:44,148 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:44,149 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:44,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:44,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:44,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:44,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:44,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:44,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:44,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:44,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:44,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:44,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:44,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:44,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:44,176 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:44,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:44,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:44,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:44,231 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:44,231 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:44,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:44,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:44,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:44,232 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:44,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:44,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:44,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:44,235 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:44,238 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:44,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:44,239 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:44,239 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:44,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:44,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:44,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:44,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:44,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:44,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:44,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:44,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:44,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:44,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:44,246 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:44,246 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 -> 3ad3e1e5d9ca10a2b032507392e8ea3365f98c8a [2019-11-26 16:29:44,849 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:44,881 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:44,890 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:44,896 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:44,896 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:44,897 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/nr2.c [2019-11-26 16:29:45,062 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49f2f485c/100f824955a74bd28fa54325ccc56fca/FLAGbad9b5058 [2019-11-26 16:29:46,120 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:46,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/nr2.c [2019-11-26 16:29:46,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49f2f485c/100f824955a74bd28fa54325ccc56fca/FLAGbad9b5058 [2019-11-26 16:29:46,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49f2f485c/100f824955a74bd28fa54325ccc56fca [2019-11-26 16:29:46,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:46,221 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:46,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:46,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:46,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:46,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:46,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65fae4e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46, skipping insertion in model container [2019-11-26 16:29:46,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:46,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:46,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:46,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:46,740 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:46,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:46,904 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:46,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46 WrapperNode [2019-11-26 16:29:46,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:46,914 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:46,914 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:46,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:46,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:46,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:47,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:47,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:47,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:47,023 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,070 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,071 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:47,099 INFO L168 Benchmark]: Toolchain (without parser) took 862.99 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:47,101 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-26 16:29:47,107 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.62 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:47,110 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.07 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. [2019-11-26 16:29:47,113 INFO L168 Benchmark]: Boogie Preprocessor took 66.66 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. [2019-11-26 16:29:47,126 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 689.62 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 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.07 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. * Boogie Preprocessor took 66.66 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:50,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:50,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:51,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:51,013 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:51,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:51,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:51,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:51,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:51,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:51,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:51,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:51,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:51,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:51,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:51,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:51,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:51,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:51,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:51,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:51,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:51,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:51,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:51,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:51,120 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:51,121 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:51,121 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:51,126 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:51,127 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:51,128 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:51,128 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:51,129 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:51,131 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:51,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:51,137 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:51,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:51,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:51,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:51,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:51,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:51,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:51,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:51,194 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:51,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:51,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:51,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:51,204 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:51,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:51,205 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:51,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:51,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:51,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:51,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:51,208 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:51,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:51,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:51,211 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:51,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:51,213 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:51,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:51,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:51,214 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:51,214 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:51,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:51,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:51,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:51,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:51,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:51,218 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:51,218 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:51,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:51,221 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:51,223 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 -> 3ad3e1e5d9ca10a2b032507392e8ea3365f98c8a [2019-11-26 16:29:51,844 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:51,870 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:51,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:51,884 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:51,884 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:51,886 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/nr2.c [2019-11-26 16:29:52,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf412ff04/0a263d6a26774badbd61b3f68ca556ab/FLAGf7e6dc900 [2019-11-26 16:29:53,120 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:53,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/nr2.c [2019-11-26 16:29:53,136 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf412ff04/0a263d6a26774badbd61b3f68ca556ab/FLAGf7e6dc900 [2019-11-26 16:29:53,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf412ff04/0a263d6a26774badbd61b3f68ca556ab [2019-11-26 16:29:53,189 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:53,191 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:53,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:53,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:53,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:53,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:53, skipping insertion in model container [2019-11-26 16:29:53,218 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:53" (1/1) ... [2019-11-26 16:29:53,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:53,291 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:53,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:53,808 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:53,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:54,046 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:54,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54 WrapperNode [2019-11-26 16:29:54,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:54,052 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:54,053 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:54,053 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:54,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:54,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:54,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:54,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:54,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:54" (1/1) ... [2019-11-26 16:29:54,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:54,240 INFO L168 Benchmark]: Toolchain (without parser) took 1045.62 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:54,242 INFO L168 Benchmark]: CDTParser took 0.80 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. [2019-11-26 16:29:54,247 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.66 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 996.9 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:54,248 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.68 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. [2019-11-26 16:29:54,251 INFO L168 Benchmark]: Boogie Preprocessor took 83.39 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:54,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 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 857.66 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 996.9 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 97.68 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. * Boogie Preprocessor took 83.39 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 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...