./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 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/reducercommutativity/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 0.1.24-32f2683 [2019-11-24 20:35:11,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:11,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:11,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:11,095 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:11,097 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:11,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:11,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:11,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:11,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:11,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:11,139 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:11,143 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:11,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:11,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:11,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:11,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:11,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:11,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:11,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:11,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:11,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:11,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:11,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:11,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:11,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:11,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:11,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:11,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:11,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:11,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:11,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:11,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:11,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:11,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:11,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:11,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:11,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:11,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:11,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:11,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:11,240 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:35:11,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:11,284 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:11,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:11,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:11,290 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:11,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:11,293 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:11,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:35:11,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:11,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:11,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:11,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:11,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:11,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:11,300 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:11,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:11,301 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:11,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:11,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:11,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:11,305 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:11,305 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:11,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:11,306 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:11,306 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:11,307 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:11,307 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:35:11,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:35:11,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:11,310 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 [2019-11-24 20:35:11,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:11,961 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:11,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:11,974 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:11,976 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:11,979 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-24 20:35:12,148 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89c90f0c/66984d23bfb04d8f80182525ddc78482/FLAGb8e94bcc7 [2019-11-24 20:35:13,261 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:13,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-24 20:35:13,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89c90f0c/66984d23bfb04d8f80182525ddc78482/FLAGb8e94bcc7 [2019-11-24 20:35:13,322 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89c90f0c/66984d23bfb04d8f80182525ddc78482 [2019-11-24 20:35:13,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:13,333 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:13,340 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:13,343 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:13,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:13,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,364 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 24.11 08:35:13, skipping insertion in model container [2019-11-24 20:35:13,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:13,434 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:13,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:13,948 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:14,010 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:14,137 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:14,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14 WrapperNode [2019-11-24 20:35:14,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:14,144 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:14,144 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:14,145 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:14,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,199 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:14,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:14,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:14,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:14,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,290 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:14" (1/1) ... [2019-11-24 20:35:14,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:14,324 INFO L168 Benchmark]: Toolchain (without parser) took 983.65 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:14,325 INFO L168 Benchmark]: CDTParser took 1.02 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. [2019-11-24 20:35:14,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 799.74 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:14,345 INFO L168 Benchmark]: Boogie Procedure Inliner took 102.76 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. [2019-11-24 20:35:14,346 INFO L168 Benchmark]: Boogie Preprocessor took 66.70 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. [2019-11-24 20:35:14,356 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.02 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 799.74 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 102.76 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 66.70 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 0.1.24-32f2683 [2019-11-24 20:35:18,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:18,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:18,400 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:18,401 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:18,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:18,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:18,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:18,431 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:18,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:18,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:18,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:18,444 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:18,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:18,454 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:18,456 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:18,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:18,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:18,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:18,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:18,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:18,492 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:18,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:18,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:18,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:18,510 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:18,510 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:18,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:18,515 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:18,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:18,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:18,521 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:18,522 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:18,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:18,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:18,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:18,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:18,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:18,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:18,537 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:18,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:18,542 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:35:18,582 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:18,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:18,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:18,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:18,592 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:18,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:18,592 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:18,593 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:18,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:18,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:18,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:18,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:18,597 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:18,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:35:18,598 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:35:18,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:18,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:18,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:18,602 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:18,602 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:18,603 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:18,603 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:18,603 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:18,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:18,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:18,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:18,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:18,607 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:35:18,607 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:35:18,608 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:18,609 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:35:18,610 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 [2019-11-24 20:35:19,239 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:19,271 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:19,280 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:19,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:19,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:19,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-24 20:35:19,467 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f9f8468/283c55cbe064421caf9c797a10683132/FLAG60dc29aea [2019-11-24 20:35:20,573 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:20,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max10-1.i [2019-11-24 20:35:20,600 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f9f8468/283c55cbe064421caf9c797a10683132/FLAG60dc29aea [2019-11-24 20:35:20,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68f9f8468/283c55cbe064421caf9c797a10683132 [2019-11-24 20:35:20,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:20,653 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:20,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:20,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:20,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:20,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:20" (1/1) ... [2019-11-24 20:35:20,675 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 24.11 08:35:20, skipping insertion in model container [2019-11-24 20:35:20,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:20" (1/1) ... [2019-11-24 20:35:20,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:20,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:21,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:21,247 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:21,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:21,470 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:21,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21 WrapperNode [2019-11-24 20:35:21,472 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:21,474 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:21,475 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:21,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:21,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,601 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:21,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:21,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:21,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:21,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,653 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:21,731 INFO L168 Benchmark]: Toolchain (without parser) took 1075.13 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. [2019-11-24 20:35:21,733 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:21,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 817.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-24 20:35:21,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.57 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. [2019-11-24 20:35:21,744 INFO L168 Benchmark]: Boogie Preprocessor took 119.40 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. [2019-11-24 20:35:21,755 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 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 817.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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 130.57 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 119.40 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...