./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/sep05-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/reducercommutativity/sep05-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d0de1e24b39a951a670bac9cdad830e10aacf376 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/sep05-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d0de1e24b39a951a670bac9cdad830e10aacf376 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:31,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:31,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:31,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:31,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:31,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:31,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:31,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:31,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:31,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:31,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:31,999 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:32,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:32,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:32,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:32,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:32,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:32,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:32,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:32,035 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:32,044 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:32,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:32,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:32,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:32,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:32,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:32,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:32,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:32,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:32,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:32,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:32,076 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:32,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:32,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:32,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:32,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:32,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:32,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:32,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:32,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:32,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:32,096 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:16:32,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:32,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:32,148 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:32,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:32,149 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:32,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:32,152 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:32,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:16:32,153 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:32,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:32,154 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:32,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:32,157 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:32,157 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:32,158 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:32,158 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:32,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:32,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:32,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:32,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:32,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:32,162 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:32,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:32,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:32,163 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:32,168 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:16:32,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:16:32,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:32,169 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 -> d0de1e24b39a951a670bac9cdad830e10aacf376 [2019-11-27 09:16:32,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:32,811 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:32,818 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:32,821 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:32,826 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:32,828 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep05-1.i [2019-11-27 09:16:32,990 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff4201a8/06a940f2aee7440284ff65d5b6b3407e/FLAGf76f35e94 [2019-11-27 09:16:34,034 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:34,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep05-1.i [2019-11-27 09:16:34,055 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff4201a8/06a940f2aee7440284ff65d5b6b3407e/FLAGf76f35e94 [2019-11-27 09:16:34,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff4201a8/06a940f2aee7440284ff65d5b6b3407e [2019-11-27 09:16:34,103 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:34,105 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:34,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:34,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:34,117 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:34,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:34,129 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 09:16:34, skipping insertion in model container [2019-11-27 09:16:34,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:34,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:34,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:34,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:34,712 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:34,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:34,927 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:34,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34 WrapperNode [2019-11-27 09:16:34,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:34,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:34,936 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:34,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:34,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:34,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:35,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:35,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:35,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:35,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:35,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:35,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:35,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:35,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:35,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:35,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:35,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:34" (1/1) ... [2019-11-27 09:16:35,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:35,171 INFO L168 Benchmark]: Toolchain (without parser) took 1063.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.1 MB in the end (delta: -30.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:35,178 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:35,189 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:35,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.59 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 09:16:35,196 INFO L168 Benchmark]: Boogie Preprocessor took 89.72 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:35,209 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 825.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 996.8 MB in the end (delta: -36.6 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.59 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 89.72 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:39,038 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:39,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:39,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:39,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:39,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:39,092 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:39,106 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:39,108 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:39,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:39,118 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:39,123 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:39,124 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:39,128 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:39,131 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:39,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:39,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:39,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:39,149 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:39,154 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:39,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:39,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:39,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:39,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:39,189 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:39,189 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:39,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:39,193 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:39,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:39,198 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:39,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:39,199 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:39,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:39,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:39,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:39,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:39,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:39,213 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:39,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:39,217 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:39,220 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:39,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:16:39,264 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:39,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:39,274 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:39,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:39,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:39,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:39,275 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:39,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:39,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:39,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:39,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:39,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:39,280 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:16:39,281 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:16:39,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:39,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:39,283 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:39,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:39,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:39,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:39,285 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:39,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:39,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:39,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:39,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:39,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:39,289 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:16:39,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:16:39,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:39,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:16:39,291 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 -> d0de1e24b39a951a670bac9cdad830e10aacf376 [2019-11-27 09:16:39,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:39,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:39,897 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:39,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:39,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:39,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep05-1.i [2019-11-27 09:16:40,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9075d57b/7f798d03ba1d425faa0e7fa7a1b1db83/FLAG2e5f26865 [2019-11-27 09:16:41,096 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:41,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep05-1.i [2019-11-27 09:16:41,116 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9075d57b/7f798d03ba1d425faa0e7fa7a1b1db83/FLAG2e5f26865 [2019-11-27 09:16:41,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9075d57b/7f798d03ba1d425faa0e7fa7a1b1db83 [2019-11-27 09:16:41,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:41,170 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:41,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:41,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:41,184 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:41,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:41" (1/1) ... [2019-11-27 09:16:41,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:41, skipping insertion in model container [2019-11-27 09:16:41,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:41" (1/1) ... [2019-11-27 09:16:41,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:41,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:41,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:41,823 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:42,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:42,049 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:42,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42 WrapperNode [2019-11-27 09:16:42,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:42,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:42,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:42,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:42,078 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:42,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:42,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:42,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:42,206 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,207 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:42,308 INFO L168 Benchmark]: Toolchain (without parser) took 1133.75 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: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:42,310 INFO L168 Benchmark]: CDTParser took 1.16 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 09:16:42,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 880.36 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: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:42,317 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.60 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. [2019-11-27 09:16:42,321 INFO L168 Benchmark]: Boogie Preprocessor took 117.58 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. [2019-11-27 09:16:42,334 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.16 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 880.36 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: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 127.60 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 117.58 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...