./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-multidimensional/diff-3-n-u.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-multidimensional/diff-3-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 40bc9e07b9a1943395eba39d047966146a6d7872 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-3-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 40bc9e07b9a1943395eba39d047966146a6d7872 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 16:30:25,277 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:25,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:25,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:25,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:25,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:25,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:25,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:25,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:25,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:25,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:25,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:25,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:25,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:25,348 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:25,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:25,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:25,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:25,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:25,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:25,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:25,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:25,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:25,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:25,382 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:25,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:25,383 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:25,384 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:25,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:25,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:25,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:25,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:25,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:25,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:25,395 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:25,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:25,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:25,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:25,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:25,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:25,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:25,401 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:30:25,428 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:25,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:25,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:25,435 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:25,435 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:25,435 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:25,435 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:25,436 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:30:25,436 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:25,436 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:25,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:25,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:25,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:25,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:25,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:25,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:25,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:25,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:25,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:25,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:25,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:25,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:25,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:25,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:25,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:25,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:30:25,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:30:25,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:25,445 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 -> 40bc9e07b9a1943395eba39d047966146a6d7872 [2019-11-26 16:30:25,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:25,906 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:25,910 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:25,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:25,915 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:25,916 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2019-11-26 16:30:26,022 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aec315bd/3736ee3fc75e4c5388a18751d4ec85d8/FLAG93a5e17d7 [2019-11-26 16:30:26,733 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:26,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2019-11-26 16:30:26,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aec315bd/3736ee3fc75e4c5388a18751d4ec85d8/FLAG93a5e17d7 [2019-11-26 16:30:27,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1aec315bd/3736ee3fc75e4c5388a18751d4ec85d8 [2019-11-26 16:30:27,049 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:27,051 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:27,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:27,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:27,061 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:27,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8d314d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27, skipping insertion in model container [2019-11-26 16:30:27,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:27,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:27,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:27,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:27,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:27,624 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:27,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27 WrapperNode [2019-11-26 16:30:27,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:27,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:27,632 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:27,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:27,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,656 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,692 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:27,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:27,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:27,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:27,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:27" (1/1) ... [2019-11-26 16:30:27,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:27,773 INFO L168 Benchmark]: Toolchain (without parser) took 720.91 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. [2019-11-26 16:30:27,776 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. [2019-11-26 16:30:27,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 568.30 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). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:27,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 62.35 ms. Allocated memory is still 1.0 GB. Free memory is still 990.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:27,786 INFO L168 Benchmark]: Boogie Preprocessor took 76.02 ms. Allocated memory is still 1.0 GB. Free memory is still 990.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:27,790 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 568.30 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). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 62.35 ms. Allocated memory is still 1.0 GB. Free memory is still 990.0 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.02 ms. Allocated memory is still 1.0 GB. Free memory is still 990.0 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:30:30,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:30:30,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:30:30,532 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:30:30,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:30:30,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:30:30,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:30:30,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:30:30,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:30:30,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:30:30,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:30:30,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:30:30,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:30:30,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:30:30,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:30:30,581 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:30:30,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:30:30,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:30:30,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:30:30,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:30:30,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:30:30,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:30:30,603 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:30:30,606 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:30:30,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:30:30,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:30:30,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:30:30,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:30:30,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:30:30,616 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:30:30,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:30:30,619 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:30:30,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:30:30,622 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:30:30,623 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:30:30,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:30:30,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:30:30,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:30:30,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:30:30,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:30:30,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:30:30,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:30:30,659 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:30:30,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:30:30,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:30:30,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:30:30,664 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:30:30,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:30:30,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:30:30,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:30:30,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:30:30,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:30:30,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:30:30,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:30:30,668 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:30:30,669 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:30:30,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:30:30,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:30:30,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:30:30,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:30:30,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:30:30,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:30:30,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:30:30,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:30:30,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:30:30,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:30:30,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:30:30,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:30:30,674 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:30:30,674 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:30:30,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:30:30,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:30:30,678 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 -> 40bc9e07b9a1943395eba39d047966146a6d7872 [2019-11-26 16:30:31,103 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:30:31,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:30:31,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:30:31,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:30:31,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:30:31,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2019-11-26 16:30:31,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29d53fd83/2b4549975a9741da8d6aca003d034755/FLAG7ae9e726c [2019-11-26 16:30:31,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:30:31,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-multidimensional/diff-3-n-u.c [2019-11-26 16:30:31,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29d53fd83/2b4549975a9741da8d6aca003d034755/FLAG7ae9e726c [2019-11-26 16:30:32,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/29d53fd83/2b4549975a9741da8d6aca003d034755 [2019-11-26 16:30:32,260 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:30:32,261 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:30:32,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:32,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:30:32,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:30:32,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:32,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f652c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32, skipping insertion in model container [2019-11-26 16:30:32,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:32,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:30:32,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:30:32,697 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:32,709 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:30:32,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:30:32,883 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:30:32,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32 WrapperNode [2019-11-26 16:30:32,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:30:32,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:32,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:30:32,890 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:30:32,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:32,918 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:32,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:30:32,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:30:32,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:30:32,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:30:32,974 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:32,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:32,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:32,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:33,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:33,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:33,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:30:32" (1/1) ... [2019-11-26 16:30:33,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:30:33,032 INFO L168 Benchmark]: Toolchain (without parser) took 768.21 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 984.2 MB in the end (delta: -22.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:30:33,033 INFO L168 Benchmark]: CDTParser took 0.24 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 16:30:33,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 621.39 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. [2019-11-26 16:30:33,035 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.52 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. [2019-11-26 16:30:33,042 INFO L168 Benchmark]: Boogie Preprocessor took 61.69 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:30:33,055 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 621.39 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 76.52 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. * Boogie Preprocessor took 61.69 ms. Allocated memory is still 1.0 GB. Free memory was 990.0 MB in the beginning and 984.2 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...