./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-multidimensional/diff-2-n-u.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/array-multidimensional/diff-2-n-u.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 72ce1245f59628ebd25ecb71ecfbce2c96f28037 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-multidimensional/diff-2-n-u.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 72ce1245f59628ebd25ecb71ecfbce2c96f28037 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:17:19,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:19,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:19,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:19,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:19,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:19,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:19,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:19,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:19,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:19,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:19,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:19,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:19,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:19,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:19,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:19,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:19,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:19,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:19,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:19,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:19,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:19,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:19,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:19,317 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:19,317 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:19,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:19,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:19,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:19,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:19,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:19,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:19,325 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:19,326 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:19,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:19,330 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:19,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:19,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:19,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:19,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:19,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:19,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:17:19,365 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:19,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:19,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:19,370 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:19,370 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:19,370 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:19,371 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:19,371 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:17:19,372 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:19,372 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:19,373 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:19,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:19,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:19,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:19,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:19,376 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:19,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:19,376 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:19,376 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:19,380 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:19,380 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:19,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:19,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:19,381 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:19,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:19,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:17:19,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:17:19,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:19,382 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 -> 72ce1245f59628ebd25ecb71ecfbce2c96f28037 [2019-11-27 09:17:19,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:19,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:19,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:19,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:19,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:19,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/diff-2-n-u.c [2019-11-27 09:17:20,016 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fab832eb/3232fae9e140462ca699bb0d212f24be/FLAG82a860563 [2019-11-27 09:17:20,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:20,671 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/diff-2-n-u.c [2019-11-27 09:17:20,677 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fab832eb/3232fae9e140462ca699bb0d212f24be/FLAG82a860563 [2019-11-27 09:17:21,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fab832eb/3232fae9e140462ca699bb0d212f24be [2019-11-27 09:17:21,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:21,052 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:21,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:21,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:21,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:21,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21, skipping insertion in model container [2019-11-27 09:17:21,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:21,123 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:21,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:21,437 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:21,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:21,576 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:21,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21 WrapperNode [2019-11-27 09:17:21,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:21,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:21,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:21,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:21,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:21,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:21,634 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:21,634 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:21,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,647 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,688 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:21" (1/1) ... [2019-11-27 09:17:21,691 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:21,699 INFO L168 Benchmark]: Toolchain (without parser) took 643.60 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 985.7 MB in the end (delta: -18.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:21,712 INFO L168 Benchmark]: CDTParser took 0.23 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 09:17:21,714 INFO L168 Benchmark]: CACSL2BoogieTranslator took 520.71 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:21,715 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.13 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:21,717 INFO L168 Benchmark]: Boogie Preprocessor took 60.19 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:21,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 520.71 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 991.4 MB in the end (delta: -24.0 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 55.13 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 60.19 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 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 09:17:24,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:17:24,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:17:24,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:17:24,434 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:17:24,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:17:24,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:17:24,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:17:24,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:17:24,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:17:24,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:17:24,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:17:24,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:17:24,473 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:17:24,475 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:17:24,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:17:24,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:17:24,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:17:24,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:17:24,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:17:24,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:17:24,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:17:24,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:17:24,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:17:24,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:17:24,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:17:24,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:17:24,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:17:24,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:17:24,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:17:24,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:17:24,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:17:24,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:17:24,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:17:24,535 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:17:24,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:17:24,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:17:24,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:17:24,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:17:24,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:17:24,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:17:24,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:17:24,570 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:17:24,573 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:17:24,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:17:24,575 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:17:24,575 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:17:24,576 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:17:24,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:17:24,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:17:24,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:17:24,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:17:24,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:17:24,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:17:24,579 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:17:24,580 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:17:24,580 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:17:24,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:17:24,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:17:24,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:17:24,583 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:17:24,583 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:17:24,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:17:24,584 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:17:24,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:17:24,584 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:17:24,584 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:17:24,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:17:24,585 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:17:24,585 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:17:24,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:17:24,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:17:24,589 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 -> 72ce1245f59628ebd25ecb71ecfbce2c96f28037 [2019-11-27 09:17:25,011 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:17:25,028 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:17:25,031 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:17:25,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:17:25,038 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:17:25,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/diff-2-n-u.c [2019-11-27 09:17:25,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c50f55f82/043cdf1f672c45a5bf8988fe3258f6da/FLAG1cbf0343d [2019-11-27 09:17:25,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:17:25,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/diff-2-n-u.c [2019-11-27 09:17:25,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c50f55f82/043cdf1f672c45a5bf8988fe3258f6da/FLAG1cbf0343d [2019-11-27 09:17:26,146 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c50f55f82/043cdf1f672c45a5bf8988fe3258f6da [2019-11-27 09:17:26,154 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:17:26,155 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:17:26,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:26,160 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:17:26,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:17:26,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26, skipping insertion in model container [2019-11-27 09:17:26,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:17:26,223 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:17:26,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:26,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:17:26,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:17:26,692 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:17:26,693 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26 WrapperNode [2019-11-27 09:17:26,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:17:26,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:26,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:17:26,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:17:26,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:17:26,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:17:26,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:17:26,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:17:26,785 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:17:26" (1/1) ... [2019-11-27 09:17:26,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:17:26,838 INFO L168 Benchmark]: Toolchain (without parser) took 678.67 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 990.0 MB in the end (delta: -28.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:26,839 INFO L168 Benchmark]: CDTParser took 0.23 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 09:17:26,840 INFO L168 Benchmark]: CACSL2BoogieTranslator took 535.81 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:26,842 INFO L168 Benchmark]: Boogie Procedure Inliner took 78.17 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:17:26,843 INFO L168 Benchmark]: Boogie Preprocessor took 54.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 990.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:17:26,855 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 535.81 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 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 78.17 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 54.98 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 990.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...