./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 32f26835 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 0.1.24-32f2683 [2019-11-24 20:35:24,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:24,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:24,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:24,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:24,652 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:24,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:24,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:24,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:24,682 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:24,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:24,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:24,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:24,694 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:24,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:24,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:24,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:24,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:24,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:24,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:24,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:24,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:24,733 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:24,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:24,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:24,745 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:24,746 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:24,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:24,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:24,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:24,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:24,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:24,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:24,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:24,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:24,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:24,769 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:24,770 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:24,770 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:24,771 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:24,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:24,774 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:35:24,830 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:24,835 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:24,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:24,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:24,843 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:24,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:24,844 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:24,844 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:35:24,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:24,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:24,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:24,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:24,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:24,850 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:24,850 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:24,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:24,852 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:24,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:24,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:24,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:24,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:24,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:24,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:24,859 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:24,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:24,860 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:24,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:35:24,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:35:24,862 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:24,862 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 [2019-11-24 20:35:25,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:25,508 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:25,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:25,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:25,526 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:25,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-24 20:35:25,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81f1388b/7c5465c8893a44669c4048bdd8eb200c/FLAGdb5b804e9 [2019-11-24 20:35:26,758 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:26,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-24 20:35:26,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81f1388b/7c5465c8893a44669c4048bdd8eb200c/FLAGdb5b804e9 [2019-11-24 20:35:26,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e81f1388b/7c5465c8893a44669c4048bdd8eb200c [2019-11-24 20:35:26,822 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:26,826 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:26,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:26,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:26,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:26,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,853 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 24.11 08:35:26, skipping insertion in model container [2019-11-24 20:35:26,853 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:26,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:27,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:27,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:27,527 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:27,656 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:27,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27 WrapperNode [2019-11-24 20:35:27,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:27,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:27,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:27,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:27,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:27,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:27,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:27,800 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:27,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:27,879 INFO L168 Benchmark]: Toolchain (without parser) took 1051.19 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: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:27,883 INFO L168 Benchmark]: CDTParser took 0.87 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. [2019-11-24 20:35:27,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 833.12 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 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:27,902 INFO L168 Benchmark]: Boogie Procedure Inliner took 132.87 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. [2019-11-24 20:35:27,904 INFO L168 Benchmark]: Boogie Preprocessor took 74.90 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. [2019-11-24 20:35:27,914 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 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 833.12 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 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 132.87 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 74.90 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:35:31,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:31,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:31,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:31,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:31,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:31,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:31,861 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:31,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:31,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:31,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:31,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:31,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:31,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:31,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:31,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:31,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:31,895 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:31,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:31,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:31,916 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:31,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:31,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:31,924 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:31,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:31,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:31,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:31,936 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:31,936 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:31,938 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:31,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:31,942 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:31,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:31,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:31,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:31,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:31,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:31,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:31,953 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:31,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:31,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:31,959 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:35:31,993 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:31,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:31,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:32,000 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:32,003 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:32,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:32,004 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:32,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:32,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:32,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:32,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:32,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:32,006 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:32,008 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:35:32,008 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:35:32,009 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:32,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:32,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:32,011 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:32,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:32,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:32,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:32,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:32,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:32,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:32,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:32,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:32,015 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:35:32,017 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:35:32,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:32,018 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:35:32,019 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 [2019-11-24 20:35:32,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:32,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:32,652 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:32,657 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:32,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:32,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-24 20:35:32,829 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d75eb3c7/788d1d6da28448338171d4da4471b459/FLAGc60ba9192 [2019-11-24 20:35:33,902 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:33,905 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-24 20:35:33,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d75eb3c7/788d1d6da28448338171d4da4471b459/FLAGc60ba9192 [2019-11-24 20:35:33,965 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d75eb3c7/788d1d6da28448338171d4da4471b459 [2019-11-24 20:35:33,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:33,982 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:33,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:33,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:33,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:33,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:34,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c2a01a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34, skipping insertion in model container [2019-11-24 20:35:34,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:34,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:34,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:34,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:34,594 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:34,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:34,837 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:34,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34 WrapperNode [2019-11-24 20:35:34,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:34,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:34,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:34,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:34,872 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,987 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:34,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:34,990 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:34,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:35,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:35,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:35,037 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:35,039 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:35,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:35,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:35,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:35,110 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:35,124 INFO L168 Benchmark]: Toolchain (without parser) took 1137.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:35,125 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-24 20:35:35,129 INFO L168 Benchmark]: CACSL2BoogieTranslator took 858.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:35,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 144.81 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:35,135 INFO L168 Benchmark]: Boogie Preprocessor took 120.38 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:35,143 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 858.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 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 144.81 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.38 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...