./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/avg05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/avg05-1.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 3cd0186843eb184a03f25fecfe7ca0b9c84c33a9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/avg05-1.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 3cd0186843eb184a03f25fecfe7ca0b9c84c33a9 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:38:07,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:07,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:07,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:07,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:07,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:07,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:07,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:07,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:07,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:07,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:07,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:07,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:07,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:07,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:07,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:07,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:07,474 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:07,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:07,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:07,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:07,500 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:07,505 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:07,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:07,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:07,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:07,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:07,521 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:07,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:07,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:07,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:07,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:07,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:07,533 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:07,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:07,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:07,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:07,542 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:07,542 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:07,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:07,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:07,551 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:38:07,593 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:07,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:07,599 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:07,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:07,601 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:07,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:07,603 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:07,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:38:07,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:07,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:07,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:07,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:07,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:07,609 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:07,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:07,610 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:07,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:07,610 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:07,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:07,613 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:07,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:07,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:07,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:07,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:07,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:07,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:38:07,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:38:07,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:07,618 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 -> 3cd0186843eb184a03f25fecfe7ca0b9c84c33a9 [2019-11-27 15:38:08,274 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:08,305 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:08,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:08,317 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:08,319 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:08,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg05-1.i [2019-11-27 15:38:08,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9df06283c/53fec53307cb4bf79334474d768dd0ee/FLAG465cbd96e [2019-11-27 15:38:09,569 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:09,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg05-1.i [2019-11-27 15:38:09,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9df06283c/53fec53307cb4bf79334474d768dd0ee/FLAG465cbd96e [2019-11-27 15:38:09,630 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9df06283c/53fec53307cb4bf79334474d768dd0ee [2019-11-27 15:38:09,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:09,643 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:09,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:09,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:09,656 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:09,657 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:09" (1/1) ... [2019-11-27 15:38:09,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:09, skipping insertion in model container [2019-11-27 15:38:09,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:09" (1/1) ... [2019-11-27 15:38:09,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:09,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:10,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:10,217 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:10,283 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:10,395 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:10,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10 WrapperNode [2019-11-27 15:38:10,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:10,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:10,403 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:10,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:10,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:10,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:10,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:10,538 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:10,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,613 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:10,627 INFO L168 Benchmark]: Toolchain (without parser) took 981.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:10,629 INFO L168 Benchmark]: CDTParser took 1.40 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 15:38:10,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 753.69 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 15:38:10,650 INFO L168 Benchmark]: Boogie Procedure Inliner took 133.77 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 15:38:10,651 INFO L168 Benchmark]: Boogie Preprocessor took 84.40 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:10,659 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 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 753.69 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 133.77 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 84.40 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 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 0.1.24-509859d [2019-11-27 15:38:14,537 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:14,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:14,564 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:14,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:14,569 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:14,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:14,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:14,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:14,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:14,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:14,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:14,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:14,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:14,630 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:14,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:14,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:14,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:14,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:14,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:14,664 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:14,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:14,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:14,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:14,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:14,691 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:14,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:14,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:14,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:14,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:14,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:14,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:14,704 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:14,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:14,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:14,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:14,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:14,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:14,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:14,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:14,720 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:14,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:38:14,764 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:14,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:14,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:14,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:14,772 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:14,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:14,773 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:14,775 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:14,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:14,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:14,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:14,777 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:14,778 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:38:14,780 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:38:14,780 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:14,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:14,781 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:14,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:14,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:14,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:14,783 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:14,786 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:14,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:14,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:14,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:14,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:14,788 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:38:14,788 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:38:14,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:14,789 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:38:14,792 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 -> 3cd0186843eb184a03f25fecfe7ca0b9c84c33a9 [2019-11-27 15:38:15,440 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:15,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:15,478 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:15,486 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:15,486 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:15,488 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg05-1.i [2019-11-27 15:38:15,650 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ab1f8c1/25da90a91dec47de9ee56d763e08e1cd/FLAG0a939e37f [2019-11-27 15:38:16,748 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:16,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg05-1.i [2019-11-27 15:38:16,767 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ab1f8c1/25da90a91dec47de9ee56d763e08e1cd/FLAG0a939e37f [2019-11-27 15:38:16,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47ab1f8c1/25da90a91dec47de9ee56d763e08e1cd [2019-11-27 15:38:16,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:16,822 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:16,825 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:16,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:16,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:16,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:16" (1/1) ... [2019-11-27 15:38:16,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2649282b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:16, skipping insertion in model container [2019-11-27 15:38:16,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:16" (1/1) ... [2019-11-27 15:38:16,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:16,916 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:17,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,454 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:17,531 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,628 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:17,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17 WrapperNode [2019-11-27 15:38:17,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:17,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:17,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:17,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:17,656 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,688 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:17,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:17,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:17,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:17,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:17,861 INFO L168 Benchmark]: Toolchain (without parser) took 1037.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:17,862 INFO L168 Benchmark]: CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:17,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:17,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.41 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 15:38:17,866 INFO L168 Benchmark]: Boogie Preprocessor took 98.42 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 15:38:17,885 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.06 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 808.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.41 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 98.42 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...