./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/sum60-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/reducercommutativity/sum60-2.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 842f8b7536c90d148fa0f0f92a935646b7febae0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/sum60-2.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 842f8b7536c90d148fa0f0f92a935646b7febae0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:33,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:33,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:33,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:33,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:33,355 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:33,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:33,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:33,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:33,385 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:33,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:33,394 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:33,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:33,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:33,406 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:33,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:33,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:33,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:33,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:33,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:33,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:33,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:33,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:33,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:33,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:33,465 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:33,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:33,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:33,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:33,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:33,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:33,475 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:33,476 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:33,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:33,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:33,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:33,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:33,489 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:33,489 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:33,492 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:33,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:33,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:16:33,540 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:33,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:33,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:33,548 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:33,548 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:33,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:33,551 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:33,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:16:33,552 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:33,552 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:33,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:33,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:33,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:33,557 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:33,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:33,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:33,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:33,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:33,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:33,561 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:33,561 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:33,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:33,562 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:33,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:33,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:33,563 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:16:33,564 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:16:33,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:33,566 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 -> 842f8b7536c90d148fa0f0f92a935646b7febae0 [2019-11-27 09:16:34,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:34,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:34,234 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:34,239 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:34,241 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:34,242 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-27 09:16:34,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc819040/e1a2427a37284802a38aadb3772046b6/FLAG4bb539ba0 [2019-11-27 09:16:35,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:35,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-27 09:16:35,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc819040/e1a2427a37284802a38aadb3772046b6/FLAG4bb539ba0 [2019-11-27 09:16:35,570 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cbc819040/e1a2427a37284802a38aadb3772046b6 [2019-11-27 09:16:35,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:35,582 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:35,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:35,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:35,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:35,602 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:35" (1/1) ... [2019-11-27 09:16:35,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4437ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:35, skipping insertion in model container [2019-11-27 09:16:35,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:35" (1/1) ... [2019-11-27 09:16:35,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:35,676 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:36,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:36,191 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:36,267 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:36,392 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:36,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36 WrapperNode [2019-11-27 09:16:36,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:36,399 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:36,399 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:36,399 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:36,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,516 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:36,520 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:36,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:36,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:36,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,607 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,611 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:36" (1/1) ... [2019-11-27 09:16:36,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:36,636 INFO L168 Benchmark]: Toolchain (without parser) took 1043.79 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. [2019-11-27 09:16:36,638 INFO L168 Benchmark]: CDTParser took 1.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:36,643 INFO L168 Benchmark]: CACSL2BoogieTranslator took 809.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:36,644 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.06 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 09:16:36,645 INFO L168 Benchmark]: Boogie Preprocessor took 103.13 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:36,655 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.36 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 809.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.06 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 103.13 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:40,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:40,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:40,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:40,578 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:40,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:40,585 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:40,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:40,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:40,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:40,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:40,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:40,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:40,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:40,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:40,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:40,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:40,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:40,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:40,661 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:40,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:40,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:40,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:40,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:40,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:40,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:40,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:40,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:40,700 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:40,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:40,706 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:40,707 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:40,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:40,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:40,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:40,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:40,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:40,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:40,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:40,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:40,731 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:40,732 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:16:40,771 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:40,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:40,778 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:40,778 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:40,781 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:40,781 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:40,782 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:40,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:40,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:40,782 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:40,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:40,785 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:40,785 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:16:40,786 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:16:40,789 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:40,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:40,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:40,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:40,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:40,791 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:40,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:40,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:40,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:40,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:40,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:40,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:40,795 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:16:40,795 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:16:40,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:40,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:16:40,798 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 -> 842f8b7536c90d148fa0f0f92a935646b7febae0 [2019-11-27 09:16:41,432 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:41,465 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:41,473 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:41,477 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:41,480 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:41,482 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-27 09:16:41,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce8fc822c/1e90d3c9cb4f44c2811d946a70ae136b/FLAG5582f9764 [2019-11-27 09:16:42,698 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:42,701 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum60-2.i [2019-11-27 09:16:42,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce8fc822c/1e90d3c9cb4f44c2811d946a70ae136b/FLAG5582f9764 [2019-11-27 09:16:42,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce8fc822c/1e90d3c9cb4f44c2811d946a70ae136b [2019-11-27 09:16:42,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:42,769 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:42,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:42,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:42,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:42,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,793 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 09:16:42, skipping insertion in model container [2019-11-27 09:16:42,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:42" (1/1) ... [2019-11-27 09:16:42,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:42,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:43,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:43,343 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:43,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:43,520 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:43,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43 WrapperNode [2019-11-27 09:16:43,529 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:43,535 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:43,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:43,535 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:43,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:43,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:43,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:43,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:43,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:43" (1/1) ... [2019-11-27 09:16:43,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:43,774 INFO L168 Benchmark]: Toolchain (without parser) took 998.82 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 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:43,775 INFO L168 Benchmark]: CDTParser took 2.53 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:43,779 INFO L168 Benchmark]: CACSL2BoogieTranslator took 758.85 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. [2019-11-27 09:16:43,783 INFO L168 Benchmark]: Boogie Procedure Inliner took 114.99 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. [2019-11-27 09:16:43,785 INFO L168 Benchmark]: Boogie Preprocessor took 112.82 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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 09:16:43,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.53 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 758.85 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 114.99 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 112.82 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...