./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/max10-1.i --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/reducercommutativity/max10-1.i -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 9f5fbba39a6c3cc8a650e9b9b88c73e3f7d08064 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/reducercommutativity/max10-1.i -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 9f5fbba39a6c3cc8a650e9b9b88c73e3f7d08064 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:16:19,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:19,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:19,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:19,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:19,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:19,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:19,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:19,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:19,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:19,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:19,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:19,439 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:19,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:19,452 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:19,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:19,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:19,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:19,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:19,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:19,488 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:19,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:19,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:19,504 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:19,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:19,514 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:19,514 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:19,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:19,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:19,520 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:19,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:19,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:19,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:19,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:19,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:19,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:19,536 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:19,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:19,537 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:19,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:19,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:19,545 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:16:19,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:19,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:19,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:19,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:19,598 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:19,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:19,599 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:19,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:16:19,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:19,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:19,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:19,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:19,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:19,606 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:19,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:19,607 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:19,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:19,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:19,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:19,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:19,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:19,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:19,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:19,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:19,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:19,612 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:16:19,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:16:19,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:19,613 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 -> 9f5fbba39a6c3cc8a650e9b9b88c73e3f7d08064 [2019-11-27 09:16:20,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:20,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:20,191 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:20,193 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:20,197 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:20,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-27 09:16:20,365 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c230de3/851be3084f8e44ddbd428abe36279172/FLAG83f7f4981 [2019-11-27 09:16:21,479 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:21,482 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-27 09:16:21,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c230de3/851be3084f8e44ddbd428abe36279172/FLAG83f7f4981 [2019-11-27 09:16:21,541 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8c230de3/851be3084f8e44ddbd428abe36279172 [2019-11-27 09:16:21,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:21,557 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:21,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:21,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:21,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:21,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:21" (1/1) ... [2019-11-27 09:16:21,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17d75f57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:21, skipping insertion in model container [2019-11-27 09:16:21,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:21" (1/1) ... [2019-11-27 09:16:21,604 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:21,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:22,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:22,218 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:22,284 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:22,407 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:22,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22 WrapperNode [2019-11-27 09:16:22,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:22,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:22,415 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:22,415 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:22,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,475 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:22,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:22,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:22,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:22,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,602 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22" (1/1) ... [2019-11-27 09:16:22,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:22,635 INFO L168 Benchmark]: Toolchain (without parser) took 1075.64 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 989.6 MB in the end (delta: -27.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:22,637 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:22,652 INFO L168 Benchmark]: CACSL2BoogieTranslator took 852.75 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:22,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.29 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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. [2019-11-27 09:16:22,659 INFO L168 Benchmark]: Boogie Preprocessor took 80.38 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:22,674 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 852.75 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 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.29 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 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. * Boogie Preprocessor took 80.38 ms. Allocated memory is still 1.0 GB. Free memory was 991.1 MB in the beginning and 989.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:26,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:26,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:26,668 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:26,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:26,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:26,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:26,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:26,698 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:26,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:26,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:26,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:26,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:26,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:26,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:26,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:26,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:26,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:26,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:26,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:26,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:26,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:26,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:26,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:26,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:26,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:26,773 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:26,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:26,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:26,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:26,783 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:26,784 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:26,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:26,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:26,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:26,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:26,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:26,800 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:26,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:26,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:26,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:26,808 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:16:26,864 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:26,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:26,870 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:26,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:26,875 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:26,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:26,878 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:26,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:26,879 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:26,879 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:26,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:26,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:26,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:16:26,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:16:26,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:26,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:26,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:26,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:26,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:26,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:26,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:26,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:26,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:26,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:26,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:26,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:26,897 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:16:26,897 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:16:26,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:26,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:16:26,900 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 -> 9f5fbba39a6c3cc8a650e9b9b88c73e3f7d08064 [2019-11-27 09:16:27,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:27,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:27,522 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:27,529 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:27,529 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:27,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-27 09:16:27,698 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf434265/c58b4f899ddc4513ac8850016b9688c5/FLAGa5a53b1e5 [2019-11-27 09:16:28,722 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:28,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-27 09:16:28,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf434265/c58b4f899ddc4513ac8850016b9688c5/FLAGa5a53b1e5 [2019-11-27 09:16:28,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdf434265/c58b4f899ddc4513ac8850016b9688c5 [2019-11-27 09:16:28,878 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:28,885 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:28,889 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:28,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:28,898 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:28,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:28" (1/1) ... [2019-11-27 09:16:28,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31604e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:28, skipping insertion in model container [2019-11-27 09:16:28,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:28" (1/1) ... [2019-11-27 09:16:28,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:28,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:29,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:29,535 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:29,635 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:29,756 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:29,756 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29 WrapperNode [2019-11-27 09:16:29,757 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:29,758 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:29,758 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:29,758 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:29,784 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,812 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:29,867 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:29,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:29,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:29,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,941 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29" (1/1) ... [2019-11-27 09:16:29,968 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:29,977 INFO L168 Benchmark]: Toolchain (without parser) took 1088.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 989.6 MB in the end (delta: -26.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:29,988 INFO L168 Benchmark]: CDTParser took 2.75 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 09:16:29,994 INFO L168 Benchmark]: CACSL2BoogieTranslator took 868.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:29,995 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.34 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:29,998 INFO L168 Benchmark]: Boogie Preprocessor took 102.25 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:30,018 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 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 868.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 109.34 ms. Allocated memory is still 1.0 GB. Free memory is still 996.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.25 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 989.6 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...