./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/max10-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/max10-1.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 9f5fbba39a6c3cc8a650e9b9b88c73e3f7d08064 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/max10-1.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 9f5fbba39a6c3cc8a650e9b9b88c73e3f7d08064 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:22,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:22,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:23,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:23,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:23,021 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:23,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:23,044 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:23,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:23,053 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:23,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:23,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:23,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:23,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:23,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:23,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:23,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:23,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:23,090 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:23,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:23,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:23,112 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:23,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:23,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:23,132 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:23,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:23,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:23,137 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:23,140 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:23,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:23,145 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:23,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:23,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:23,154 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:23,157 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:23,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:23,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:23,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:23,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:23,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:23,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:23,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:23,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:23,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:23,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:23,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:23,222 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:23,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:23,223 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:23,226 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:23,226 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:23,226 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:23,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:23,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:23,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:23,229 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:23,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:23,231 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:23,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:23,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:23,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:23,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:23,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:23,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:23,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:23,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:23,237 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:23,237 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:23,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:23,238 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:23,238 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 -> 9f5fbba39a6c3cc8a650e9b9b88c73e3f7d08064 [2019-11-26 16:29:23,813 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:23,845 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:23,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:23,857 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:23,858 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:23,861 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-26 16:29:24,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9d7e750c/d5bec3e1ac544f07bcccedc5e1f1807e/FLAGb7b2f8880 [2019-11-26 16:29:25,101 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:25,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-26 16:29:25,118 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9d7e750c/d5bec3e1ac544f07bcccedc5e1f1807e/FLAGb7b2f8880 [2019-11-26 16:29:25,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9d7e750c/d5bec3e1ac544f07bcccedc5e1f1807e [2019-11-26 16:29:25,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:25,169 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:25,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:25,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:25,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:25,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25, skipping insertion in model container [2019-11-26 16:29:25,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:25,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:25,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:25,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:25,750 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:25,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:25,976 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:25,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25 WrapperNode [2019-11-26 16:29:25,977 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:25,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:25,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:25,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:26,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:26,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:26,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:26,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:26,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,162 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:25" (1/1) ... [2019-11-26 16:29:26,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:26,180 INFO L168 Benchmark]: Toolchain (without parser) took 1003.06 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. [2019-11-26 16:29:26,186 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. [2019-11-26 16:29:26,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:26,202 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.44 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. [2019-11-26 16:29:26,203 INFO L168 Benchmark]: Boogie Preprocessor took 77.51 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. [2019-11-26 16:29:26,216 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 803.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 113.44 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 77.51 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 0.1.24-025d5a2 [2019-11-26 16:29:30,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:30,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:30,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:30,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:30,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:30,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:30,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:30,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:30,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:30,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:30,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:30,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:30,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:30,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:30,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:30,212 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:30,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:30,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:30,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:30,238 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:30,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:30,248 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:30,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:30,260 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:30,261 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:30,261 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:30,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:30,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:30,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:30,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:30,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:30,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:30,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:30,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:30,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:30,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:30,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:30,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:30,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:30,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:30,292 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:30,340 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:30,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:30,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:30,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:30,350 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:30,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:30,351 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:30,351 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:30,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:30,353 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:30,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:30,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:30,355 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:30,358 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:30,359 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:30,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:30,360 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:30,360 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:30,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:30,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:30,361 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:30,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:30,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:30,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:30,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:30,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:30,364 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:30,366 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:30,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:30,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:30,367 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 -> 9f5fbba39a6c3cc8a650e9b9b88c73e3f7d08064 [2019-11-26 16:29:30,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:30,947 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:30,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:30,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:30,963 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:30,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-26 16:29:31,121 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b795d9bf/dca825e9d4e24a99a17f152265f24d99/FLAG51cae14cb [2019-11-26 16:29:32,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:32,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-26 16:29:32,203 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b795d9bf/dca825e9d4e24a99a17f152265f24d99/FLAG51cae14cb [2019-11-26 16:29:32,244 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b795d9bf/dca825e9d4e24a99a17f152265f24d99 [2019-11-26 16:29:32,253 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:32,257 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:32,261 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:32,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:32,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:32,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5734e45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:32, skipping insertion in model container [2019-11-26 16:29:32,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:32" (1/1) ... [2019-11-26 16:29:32,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:32,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:32,869 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:32,899 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:33,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:33,133 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:33,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33 WrapperNode [2019-11-26 16:29:33,138 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:33,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:33,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:33,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:33,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,268 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:33,269 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:33,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:33,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:33,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,295 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,318 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:33" (1/1) ... [2019-11-26 16:29:33,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:33,403 INFO L168 Benchmark]: Toolchain (without parser) took 1140.16 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. [2019-11-26 16:29:33,405 INFO L168 Benchmark]: CDTParser took 0.38 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. [2019-11-26 16:29:33,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 877.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:33,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.42 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. [2019-11-26 16:29:33,414 INFO L168 Benchmark]: Boogie Preprocessor took 125.39 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. [2019-11-26 16:29:33,429 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 877.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 129.42 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 125.39 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...