./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/max05-1.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/max05-1.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 d02fdead04c3e6f93d11e2edd6641f56f1584022 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/max05-1.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 d02fdead04c3e6f93d11e2edd6641f56f1584022 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:16:19,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:19,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:19,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:19,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:19,280 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:19,288 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:19,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:19,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:19,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:19,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:19,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:19,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:19,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:19,331 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:19,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:19,337 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:19,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:19,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:19,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:19,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:19,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:19,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:19,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:19,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:19,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:19,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:19,388 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:19,388 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:19,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:19,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:19,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:19,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:19,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:19,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:19,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:19,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:19,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:19,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:19,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:19,414 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:19,415 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:16:19,458 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:19,461 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:19,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:19,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:19,469 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:19,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:19,472 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:19,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:16:19,473 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:19,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:19,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:19,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:19,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:19,480 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:19,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:19,481 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:19,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:19,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:19,482 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:19,484 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:19,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:19,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:19,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:19,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:19,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:19,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:16:19,489 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:16:19,490 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:19,493 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 -> d02fdead04c3e6f93d11e2edd6641f56f1584022 [2019-11-27 09:16:20,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:20,092 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:20,100 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:20,103 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:20,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:20,108 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-27 09:16:20,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c1e8949/4010e57e31ca44179664f2300099c2e5/FLAG609e4093d [2019-11-27 09:16:21,362 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:21,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-27 09:16:21,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c1e8949/4010e57e31ca44179664f2300099c2e5/FLAG609e4093d [2019-11-27 09:16:21,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9c1e8949/4010e57e31ca44179664f2300099c2e5 [2019-11-27 09:16:21,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:21,442 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:21,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:21,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:21,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:21,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:21" (1/1) ... [2019-11-27 09:16:21,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:21, skipping insertion in model container [2019-11-27 09:16:21,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:21" (1/1) ... [2019-11-27 09:16:21,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:21,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:22,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:22,079 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:22,275 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:22,324 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:22,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:22 WrapperNode [2019-11-27 09:16:22,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:22,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:22,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:22,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:22,359 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 09:16:22,398 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 09:16:22,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:22,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:22,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:22,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:22,477 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 09:16:22,477 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 09:16:22,488 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 09:16:22,496 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 09:16:22,523 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 09:16:22,537 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 09:16:22,544 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 09:16:22,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:22,561 INFO L168 Benchmark]: Toolchain (without parser) took 1112.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:22,563 INFO L168 Benchmark]: CDTParser took 0.50 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 09:16:22,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 889.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:22,581 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.64 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:22,584 INFO L168 Benchmark]: Boogie Preprocessor took 86.14 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:22,591 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 889.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.64 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 86.14 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 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-da95e15 [2019-11-27 09:16:26,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:26,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:26,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:26,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:26,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:26,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:26,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:26,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:26,604 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:26,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:26,612 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:26,613 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:26,618 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:26,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:26,625 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:26,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:26,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:26,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:26,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:26,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:26,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:26,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:26,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:26,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:26,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:26,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:26,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:26,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:26,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:26,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:26,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:26,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:26,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:26,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:26,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:26,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:26,698 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:26,698 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:26,699 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:26,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:26,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:16:26,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:26,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:26,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:26,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:26,763 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:26,763 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:26,764 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:26,764 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:26,766 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:26,766 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:26,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:26,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:26,770 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:16:26,771 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:16:26,771 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:26,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:26,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:26,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:26,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:26,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:26,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:26,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:26,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:26,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:26,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:26,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:26,780 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:16:26,780 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:16:26,781 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:26,782 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:16:26,783 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 -> d02fdead04c3e6f93d11e2edd6641f56f1584022 [2019-11-27 09:16:27,392 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:27,426 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:27,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:27,436 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:27,437 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:27,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-27 09:16:27,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51dadf22a/914b468526944490b701ad3f2cf0eef7/FLAGaa85fdf52 [2019-11-27 09:16:28,718 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:28,720 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-27 09:16:28,735 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51dadf22a/914b468526944490b701ad3f2cf0eef7/FLAGaa85fdf52 [2019-11-27 09:16:28,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51dadf22a/914b468526944490b701ad3f2cf0eef7 [2019-11-27 09:16:28,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:28,794 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:28,799 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:28,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:28,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:28,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:28" (1/1) ... [2019-11-27 09:16:28,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48265ee8 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 09:16:28,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:28" (1/1) ... [2019-11-27 09:16:28,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:28,895 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:29,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:29,462 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:29,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:29,693 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:29,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:29 WrapperNode [2019-11-27 09:16:29,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:29,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:29,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:29,703 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:29,727 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 09:16:29,758 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 09:16:29,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:29,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:29,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:29,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:29,868 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 09:16:29,873 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 09:16:29,894 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 09:16:29,897 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 09:16:29,930 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 09:16:29,967 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 09:16:29,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:29,988 INFO L168 Benchmark]: Toolchain (without parser) took 1186.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:29,990 INFO L168 Benchmark]: CDTParser took 1.57 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 900.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:29,999 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.96 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:30,002 INFO L168 Benchmark]: Boogie Preprocessor took 133.20 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:30,009 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.57 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 900.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 141.96 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.20 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...