./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/sum10-1.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/sum10-1.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 78e5d6b90ccf383f71b677cd9b9ca234bb8ccddb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/sum10-1.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 78e5d6b90ccf383f71b677cd9b9ca234bb8ccddb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:29:37,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:37,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:37,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:37,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:37,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:37,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:37,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:37,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:37,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:37,200 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:37,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:37,208 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:37,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:37,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:37,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:37,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:37,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:37,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:37,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:37,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:37,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:37,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:37,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:37,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:37,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:37,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:37,272 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:37,273 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:37,276 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:37,276 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:37,277 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:37,278 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:37,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:37,286 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:37,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:37,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:37,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:37,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:37,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:37,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:37,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:37,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:37,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:37,356 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:37,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:37,358 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:37,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:37,364 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:37,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:37,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:37,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:37,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:37,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:37,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:37,366 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:37,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:37,367 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:37,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:37,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:37,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:37,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:37,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:37,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:37,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:37,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:37,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:37,374 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:37,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:37,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:37,377 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 -> 78e5d6b90ccf383f71b677cd9b9ca234bb8ccddb [2019-11-26 16:29:37,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:37,976 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:37,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:38,007 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:38,011 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:38,023 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum10-1.i [2019-11-26 16:29:38,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9202ca4c/acb2d5eedef14fc597d50183bce8f053/FLAGcfb8b3924 [2019-11-26 16:29:39,260 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:39,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum10-1.i [2019-11-26 16:29:39,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9202ca4c/acb2d5eedef14fc597d50183bce8f053/FLAGcfb8b3924 [2019-11-26 16:29:39,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9202ca4c/acb2d5eedef14fc597d50183bce8f053 [2019-11-26 16:29:39,324 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:39,332 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:39,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:39,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:39,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:39,347 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,358 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 26.11 04:29:39, skipping insertion in model container [2019-11-26 16:29:39,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:39,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:39,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:39,945 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:40,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:40,160 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:40,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40 WrapperNode [2019-11-26 16:29:40,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:40,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:40,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:40,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:40,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,209 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:40,263 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:40,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:40,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:40,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:40" (1/1) ... [2019-11-26 16:29:40,334 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:40,342 INFO L168 Benchmark]: Toolchain (without parser) took 1007.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:40,350 INFO L168 Benchmark]: CDTParser took 1.59 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 16:29:40,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 825.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:40,364 INFO L168 Benchmark]: Boogie Procedure Inliner took 101.35 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:40,368 INFO L168 Benchmark]: Boogie Preprocessor took 72.65 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:40,380 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.59 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 825.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 101.35 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.65 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:29:44,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:44,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:44,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:44,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:44,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:44,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:44,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:44,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:44,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:44,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:44,401 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:44,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:44,412 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:44,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:44,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:44,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:44,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:44,430 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:44,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:44,456 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:44,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:44,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:44,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:44,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:44,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:44,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:44,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:44,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:44,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:44,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:44,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:44,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:44,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:44,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:44,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:44,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:44,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:44,500 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:44,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:44,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:44,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:44,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:44,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:44,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:44,552 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:44,552 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:44,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:44,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:44,555 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:44,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:44,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:44,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:44,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:44,560 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:44,561 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:44,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:44,561 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:44,562 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:44,562 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:44,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:44,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:44,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:44,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:44,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:44,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:44,566 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:44,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:44,567 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:44,568 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:44,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:44,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:44,573 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 -> 78e5d6b90ccf383f71b677cd9b9ca234bb8ccddb [2019-11-26 16:29:45,066 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:45,098 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:45,106 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:45,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:45,115 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:45,117 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum10-1.i [2019-11-26 16:29:45,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874feceba/cfe0f199d99046df8883e8c76de47fcc/FLAG0f7569690 [2019-11-26 16:29:46,356 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:46,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum10-1.i [2019-11-26 16:29:46,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874feceba/cfe0f199d99046df8883e8c76de47fcc/FLAG0f7569690 [2019-11-26 16:29:46,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/874feceba/cfe0f199d99046df8883e8c76de47fcc [2019-11-26 16:29:46,426 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:46,431 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:46,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:46,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:46,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:46,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:46,460 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 26.11 04:29:46, skipping insertion in model container [2019-11-26 16:29:46,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:46,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:46,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:47,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:47,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:47,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:47,296 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:47,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47 WrapperNode [2019-11-26 16:29:47,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:47,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:47,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:47,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:47,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,351 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,407 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:47,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:47,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:47,408 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:47,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,466 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,473 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:47" (1/1) ... [2019-11-26 16:29:47,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:47,488 INFO L168 Benchmark]: Toolchain (without parser) took 1054.71 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 989.8 MB in the end (delta: -28.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:47,490 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 16:29:47,492 INFO L168 Benchmark]: CACSL2BoogieTranslator took 864.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:47,493 INFO L168 Benchmark]: Boogie Procedure Inliner took 106.70 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:47,494 INFO L168 Benchmark]: Boogie Preprocessor took 76.43 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:47,506 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 864.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 106.70 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.43 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...