./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/sum60-2.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/sum60-2.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 842f8b7536c90d148fa0f0f92a935646b7febae0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/sum60-2.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 842f8b7536c90d148fa0f0f92a935646b7febae0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 15:38:22,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:22,568 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:22,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:22,607 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:22,611 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:22,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:22,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:22,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:22,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:22,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:22,652 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:22,654 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:22,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:22,663 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:22,669 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:22,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:22,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:22,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:22,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:22,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:22,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:22,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:22,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:22,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:22,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:22,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:22,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:22,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:22,728 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:22,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:22,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:22,733 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:22,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:22,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:22,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:22,745 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:22,745 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:22,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:22,748 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:22,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:22,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:38:22,794 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:22,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:22,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:22,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:22,805 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:22,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:22,805 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:22,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:38:22,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:22,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:22,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:22,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:22,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:22,812 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:22,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:22,813 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:22,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:22,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:22,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:22,815 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:22,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:22,817 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:22,817 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:22,817 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:22,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:22,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:38:22,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:38:22,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:22,821 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 -> 842f8b7536c90d148fa0f0f92a935646b7febae0 [2019-11-27 15:38:23,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:23,469 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:23,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:23,480 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:23,482 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:23,486 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-27 15:38:23,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6696ae624/668f40b0b434448da20e283b6b03f2ca/FLAG2c74156ce [2019-11-27 15:38:24,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:24,695 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-27 15:38:24,712 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6696ae624/668f40b0b434448da20e283b6b03f2ca/FLAG2c74156ce [2019-11-27 15:38:24,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6696ae624/668f40b0b434448da20e283b6b03f2ca [2019-11-27 15:38:24,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:24,758 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:24,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:24,766 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:24,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:24,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:24" (1/1) ... [2019-11-27 15:38:24,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:24, skipping insertion in model container [2019-11-27 15:38:24,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:24" (1/1) ... [2019-11-27 15:38:24,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:24,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:25,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:25,329 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:25,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:25,491 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:25,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25 WrapperNode [2019-11-27 15:38:25,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:25,496 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:25,496 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:25,496 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:25,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:25,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:25,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:25,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:25,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,653 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:25" (1/1) ... [2019-11-27 15:38:25,677 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:25,684 INFO L168 Benchmark]: Toolchain (without parser) took 921.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:25,691 INFO L168 Benchmark]: CDTParser took 0.43 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 15:38:25,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 729.56 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 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:25,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.59 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 15:38:25,709 INFO L168 Benchmark]: Boogie Preprocessor took 82.22 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 15:38:25,717 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 729.56 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 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.59 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 82.22 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:38:29,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:29,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:29,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:29,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:29,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:29,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:29,609 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:29,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:29,619 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:29,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:29,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:29,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:29,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:29,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:29,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:29,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:29,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:29,658 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:29,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:29,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:29,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:29,686 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:29,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:29,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:29,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:29,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:29,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:29,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:29,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:29,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:29,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:29,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:29,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:29,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:29,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:29,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:29,722 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:29,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:29,723 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:29,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:29,729 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:38:29,772 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:29,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:29,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:29,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:29,779 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:29,779 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:29,781 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:29,781 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:29,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:29,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:29,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:29,784 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:29,784 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:38:29,787 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:38:29,787 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:29,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:29,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:29,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:29,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:29,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:29,792 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:29,792 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:29,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:29,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:29,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:29,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:29,796 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:38:29,797 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:38:29,797 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:29,797 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:38:29,799 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 -> 842f8b7536c90d148fa0f0f92a935646b7febae0 [2019-11-27 15:38:30,460 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:30,495 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:30,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:30,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:30,507 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:30,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-27 15:38:30,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b88bd53/0f054bd36976458fa8b7e89fb41ac4e1/FLAG28bbc42c2 [2019-11-27 15:38:31,740 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:31,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-27 15:38:31,753 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b88bd53/0f054bd36976458fa8b7e89fb41ac4e1/FLAG28bbc42c2 [2019-11-27 15:38:31,792 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1b88bd53/0f054bd36976458fa8b7e89fb41ac4e1 [2019-11-27 15:38:31,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:31,806 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:31,812 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:31,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:31,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:31,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:31" (1/1) ... [2019-11-27 15:38:31,830 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 03:38:31, skipping insertion in model container [2019-11-27 15:38:31,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:31" (1/1) ... [2019-11-27 15:38:31,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:31,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:32,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:32,354 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:32,435 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:32,564 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:32,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32 WrapperNode [2019-11-27 15:38:32,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:32,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:32,571 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:32,571 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:32,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:32,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:32,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:32,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:32,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:32" (1/1) ... [2019-11-27 15:38:32,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:32,799 INFO L168 Benchmark]: Toolchain (without parser) took 988.34 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 15:38:32,801 INFO L168 Benchmark]: CDTParser took 1.88 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 15:38:32,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 757.97 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:32,805 INFO L168 Benchmark]: Boogie Procedure Inliner took 110.66 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 15:38:32,806 INFO L168 Benchmark]: Boogie Preprocessor took 110.47 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 15:38:32,819 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 757.97 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 110.66 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 110.47 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...