./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/avg.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/avg.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 704389633f786b8f459e07240134137dbbeaeb7e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/avg.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 704389633f786b8f459e07240134137dbbeaeb7e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:38:07,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:07,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:07,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:07,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:07,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:07,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:07,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:07,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:07,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:07,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:07,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:07,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:07,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:07,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:07,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:07,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:07,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:07,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:07,284 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:07,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:07,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:07,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:07,306 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:07,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:07,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:07,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:07,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:07,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:07,322 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:07,322 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:07,323 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:07,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:07,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:07,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:07,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:07,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:07,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:07,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:07,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:07,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:07,342 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:38:07,386 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:07,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:07,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:07,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:07,394 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:07,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:07,395 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:07,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:38:07,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:07,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:07,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:07,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:07,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:07,400 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:07,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:07,402 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:07,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:07,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:07,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:07,405 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:07,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:07,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:07,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:07,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:07,410 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:07,410 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:38:07,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:38:07,411 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:07,413 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 -> 704389633f786b8f459e07240134137dbbeaeb7e [2019-11-27 15:38:08,074 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:08,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:08,115 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:08,119 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:08,120 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:08,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg.i [2019-11-27 15:38:08,283 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbbac780b/69294eac0db3464c912053739358ef67/FLAGb2f5a7935 [2019-11-27 15:38:09,365 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:09,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg.i [2019-11-27 15:38:09,385 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbbac780b/69294eac0db3464c912053739358ef67/FLAGb2f5a7935 [2019-11-27 15:38:09,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbbac780b/69294eac0db3464c912053739358ef67 [2019-11-27 15:38:09,433 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:09,436 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:09,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:09,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:09,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:09,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:09" (1/1) ... [2019-11-27 15:38:09,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:09, skipping insertion in model container [2019-11-27 15:38:09,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:09" (1/1) ... [2019-11-27 15:38:09,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:09,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:10,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:10,046 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:10,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:10,250 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:10,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10 WrapperNode [2019-11-27 15:38:10,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:10,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:10,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:10,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:10,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:10,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:10,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:10,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:10,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,501 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10" (1/1) ... [2019-11-27 15:38:10,508 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:10,521 INFO L168 Benchmark]: Toolchain (without parser) took 1083.61 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. [2019-11-27 15:38:10,528 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:10,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 819.94 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:10,533 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.51 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:10,537 INFO L168 Benchmark]: Boogie Preprocessor took 116.77 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:10,553 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 819.94 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 997.0 MB in the end (delta: -35.3 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.51 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.77 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 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 0.1.24-509859d [2019-11-27 15:38:14,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:14,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:14,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:14,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:14,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:14,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:14,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:14,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:14,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:14,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:14,442 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:14,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:14,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:14,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:14,455 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:14,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:14,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:14,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:14,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:14,491 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:14,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:14,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:14,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:14,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:14,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:14,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:14,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:14,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:14,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:14,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:14,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:14,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:14,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:14,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:14,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:14,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:14,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:14,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:14,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:14,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:14,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:38:14,589 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:14,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:14,597 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:14,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:14,597 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:14,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:14,600 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:14,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:14,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:14,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:14,602 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:14,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:14,605 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:38:14,606 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:38:14,606 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:14,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:14,606 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:14,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:14,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:14,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:14,610 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:14,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:14,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:14,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:14,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:14,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:14,612 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:38:14,612 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:38:14,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:14,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:38:14,617 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 -> 704389633f786b8f459e07240134137dbbeaeb7e [2019-11-27 15:38:15,283 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:15,310 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:15,318 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:15,324 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:15,325 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:15,329 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg.i [2019-11-27 15:38:15,484 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72cd3b1c/fbea194e242b44c0b6a6e5d908b8b254/FLAG04ea7da16 [2019-11-27 15:38:16,563 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:16,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg.i [2019-11-27 15:38:16,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72cd3b1c/fbea194e242b44c0b6a6e5d908b8b254/FLAG04ea7da16 [2019-11-27 15:38:16,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f72cd3b1c/fbea194e242b44c0b6a6e5d908b8b254 [2019-11-27 15:38:16,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:16,632 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:16,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:16,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:16,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:16,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:16" (1/1) ... [2019-11-27 15:38:16,655 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 27.11 03:38:16, skipping insertion in model container [2019-11-27 15:38:16,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:16" (1/1) ... [2019-11-27 15:38:16,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:16,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:17,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,277 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:17,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,483 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:17,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17 WrapperNode [2019-11-27 15:38:17,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:17,487 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:17,490 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:17,490 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:17,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:17,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:17,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:17,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:17,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17" (1/1) ... [2019-11-27 15:38:17,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:17,692 INFO L168 Benchmark]: Toolchain (without parser) took 1057.12 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. [2019-11-27 15:38:17,694 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:17,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 849.11 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. [2019-11-27 15:38:17,699 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.76 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. [2019-11-27 15:38:17,701 INFO L168 Benchmark]: Boogie Preprocessor took 87.99 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:17,704 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 849.11 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 111.76 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 87.99 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...