./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 65d6cd23 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 0.1.24-65d6cd2 [2019-11-25 22:21:24,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:21:24,757 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:21:24,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:21:24,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:21:24,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:21:24,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:21:24,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:21:24,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:21:24,833 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:21:24,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:21:24,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:21:24,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:21:24,849 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:21:24,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:21:24,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:21:24,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:21:24,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:21:24,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:21:24,877 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:21:24,885 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:21:24,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:21:24,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:21:24,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:21:24,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:21:24,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:21:24,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:21:24,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:21:24,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:21:24,916 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:21:24,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:21:24,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:21:24,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:21:24,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:21:24,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:21:24,928 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:21:24,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:21:24,931 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:21:24,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:21:24,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:21:24,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:21:24,940 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:21:24,983 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:21:24,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:21:24,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:21:24,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:21:24,989 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:21:24,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:21:24,991 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:21:24,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:21:24,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:21:24,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:21:24,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:21:24,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:21:24,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:21:24,996 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:21:24,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:21:24,998 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:21:24,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:21:24,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:21:25,000 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:21:25,000 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:21:25,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:21:25,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:21:25,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:21:25,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:21:25,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:21:25,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:21:25,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:21:25,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:21:25,006 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 [2019-11-25 22:21:25,601 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:21:25,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:21:25,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:21:25,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:21:25,646 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:21:25,647 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-25 22:21:25,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e41c6bb4/19c372204794416bb59e786352029ad6/FLAG82265daf4 [2019-11-25 22:21:26,941 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:21:26,942 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-25 22:21:26,960 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e41c6bb4/19c372204794416bb59e786352029ad6/FLAG82265daf4 [2019-11-25 22:21:27,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e41c6bb4/19c372204794416bb59e786352029ad6 [2019-11-25 22:21:27,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:21:27,018 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:21:27,020 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:27,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:21:27,028 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:21:27,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:27,038 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 25.11 10:21:27, skipping insertion in model container [2019-11-25 22:21:27,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:27,061 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:21:27,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:21:27,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:27,645 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:21:27,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:27,864 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:21:27,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27 WrapperNode [2019-11-25 22:21:27,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:27,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:27,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:21:27,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:21:27,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:27,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:28,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:28,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:21:28,014 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:21:28,014 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:21:28,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:28,032 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:28,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:28,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:28,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:28,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:28,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:27" (1/1) ... [2019-11-25 22:21:28,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:21:28,110 INFO L168 Benchmark]: Toolchain (without parser) took 1093.76 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. [2019-11-25 22:21:28,121 INFO L168 Benchmark]: CDTParser took 0.37 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. [2019-11-25 22:21:28,130 INFO L168 Benchmark]: CACSL2BoogieTranslator took 848.99 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: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:21:28,134 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.15 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. [2019-11-25 22:21:28,138 INFO L168 Benchmark]: Boogie Preprocessor took 89.54 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. [2019-11-25 22:21:28,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 848.99 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: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 143.15 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 89.54 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... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:21:32,075 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:21:32,081 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:21:32,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:21:32,115 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:21:32,120 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:21:32,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:21:32,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:21:32,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:21:32,151 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:21:32,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:21:32,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:21:32,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:21:32,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:21:32,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:21:32,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:21:32,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:21:32,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:21:32,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:21:32,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:21:32,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:21:32,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:21:32,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:21:32,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:21:32,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:21:32,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:21:32,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:21:32,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:21:32,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:21:32,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:21:32,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:21:32,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:21:32,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:21:32,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:21:32,250 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:21:32,251 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:21:32,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:21:32,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:21:32,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:21:32,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:21:32,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:21:32,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:21:32,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:21:32,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:21:32,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:21:32,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:21:32,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:21:32,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:21:32,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:21:32,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:21:32,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:21:32,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:21:32,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:21:32,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:21:32,315 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:21:32,316 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:21:32,317 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:21:32,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:21:32,320 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:21:32,320 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:21:32,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:21:32,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:21:32,321 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:21:32,321 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:21:32,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:21:32,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:21:32,322 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:21:32,325 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:21:32,325 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:21:32,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:21:32,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:21:32,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:21:32,327 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 [2019-11-25 22:21:32,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:21:32,941 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:21:32,945 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:21:32,950 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:21:32,953 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:21:32,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-25 22:21:33,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df1709df/3f88fa3febe64e57b0a56cc82b763729/FLAGe8a95f000 [2019-11-25 22:21:34,200 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:21:34,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-25 22:21:34,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df1709df/3f88fa3febe64e57b0a56cc82b763729/FLAGe8a95f000 [2019-11-25 22:21:34,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4df1709df/3f88fa3febe64e57b0a56cc82b763729 [2019-11-25 22:21:34,273 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:21:34,276 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:21:34,280 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:34,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:21:34,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:21:34,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:34" (1/1) ... [2019-11-25 22:21:34,300 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 25.11 10:21:34, skipping insertion in model container [2019-11-25 22:21:34,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:21:34" (1/1) ... [2019-11-25 22:21:34,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:21:34,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:21:34,857 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:34,879 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:21:34,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:21:35,121 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:21:35,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35 WrapperNode [2019-11-25 22:21:35,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:21:35,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:35,127 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:21:35,127 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:21:35,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:21:35,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:21:35,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:21:35,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:21:35,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,311 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,368 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:21:35" (1/1) ... [2019-11-25 22:21:35,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:21:35,392 INFO L168 Benchmark]: Toolchain (without parser) took 1111.68 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. [2019-11-25 22:21:35,397 INFO L168 Benchmark]: CDTParser took 2.82 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. [2019-11-25 22:21:35,401 INFO L168 Benchmark]: CACSL2BoogieTranslator took 843.26 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: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:21:35,404 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.91 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. [2019-11-25 22:21:35,406 INFO L168 Benchmark]: Boogie Preprocessor took 117.91 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. [2019-11-25 22:21:35,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.82 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 843.26 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: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 137.91 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 117.91 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...