./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/sum40-2.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/sum40-2.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 c6fb4e99899b3588676d4f717aa2062c2fd1afd7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/sum40-2.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 c6fb4e99899b3588676d4f717aa2062c2fd1afd7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:35:24,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:24,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:24,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:24,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:24,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:24,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:24,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:24,504 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:24,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:24,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:24,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:24,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:24,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:24,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:24,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:24,539 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:24,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:24,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:24,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:24,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:24,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:24,574 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:24,575 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:24,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:24,587 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:24,587 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:24,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:24,590 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:24,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:24,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:24,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:24,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:24,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:24,608 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:24,608 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:24,610 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:24,611 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:24,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:24,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:24,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:24,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:35:24,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:24,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:24,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:24,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:24,675 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:24,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:24,676 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:24,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:35:24,677 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:24,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:24,678 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:24,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:24,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:24,681 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:24,681 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:24,683 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:24,683 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:24,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:24,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:24,686 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:24,686 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:24,686 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:24,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:24,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:24,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:24,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:24,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:35:24,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:35:24,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:24,692 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 -> c6fb4e99899b3588676d4f717aa2062c2fd1afd7 [2019-11-24 20:35:25,289 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:25,321 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:25,328 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:25,331 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:25,333 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:25,336 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum40-2.i [2019-11-24 20:35:25,494 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f284368d2/151fed9523a24c8cb7d9ffb48d468dc2/FLAG6b03c4133 [2019-11-24 20:35:26,607 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:26,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum40-2.i [2019-11-24 20:35:26,623 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f284368d2/151fed9523a24c8cb7d9ffb48d468dc2/FLAG6b03c4133 [2019-11-24 20:35:26,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f284368d2/151fed9523a24c8cb7d9ffb48d468dc2 [2019-11-24 20:35:26,673 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:26,678 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:26,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:26,682 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:26,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:26,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:26, skipping insertion in model container [2019-11-24 20:35:26,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:26" (1/1) ... [2019-11-24 20:35:26,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:26,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:27,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:27,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:27,290 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:27,399 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:27,402 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27 WrapperNode [2019-11-24 20:35:27,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:27,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:27,405 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:27,405 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:27,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:27,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:27,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:27,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:27,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,577 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,598 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:27" (1/1) ... [2019-11-24 20:35:27,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:27,626 INFO L168 Benchmark]: Toolchain (without parser) took 931.98 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 20:35:27,628 INFO L168 Benchmark]: CDTParser took 1.09 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 20:35:27,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.8 MB in the end (delta: -35.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:27,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 122.05 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 20:35:27,634 INFO L168 Benchmark]: Boogie Preprocessor took 78.89 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 20:35:27,647 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 721.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 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 122.05 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 78.89 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 0.1.24-32f2683 [2019-11-24 20:35:31,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:31,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:31,560 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:31,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:31,565 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:31,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:31,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:31,603 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:31,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:31,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:31,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:31,617 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:31,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:31,626 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:31,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:31,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:31,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:31,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:31,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:31,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:31,667 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:31,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:31,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:31,681 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:31,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:31,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:31,686 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:31,687 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:31,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:31,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:31,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:31,695 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:31,696 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:31,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:31,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:31,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:31,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:31,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:31,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:31,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:31,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:35:31,752 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:31,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:31,758 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:31,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:31,759 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:31,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:31,763 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:31,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:31,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:31,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:31,765 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:31,766 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:31,766 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:31,767 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:35:31,767 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:35:31,769 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:31,769 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:31,769 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:31,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:31,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:31,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:31,772 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:31,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:31,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:31,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:31,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:31,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:31,776 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:35:31,778 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:35:31,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:31,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:35:31,780 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 -> c6fb4e99899b3588676d4f717aa2062c2fd1afd7 [2019-11-24 20:35:32,473 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:32,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:32,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:32,515 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:32,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:32,520 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sum40-2.i [2019-11-24 20:35:32,677 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1789cb950/2317e6fdf6c94bf9bd35f974670cb72d/FLAG7cf7fe216 [2019-11-24 20:35:33,757 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:33,758 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sum40-2.i [2019-11-24 20:35:33,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1789cb950/2317e6fdf6c94bf9bd35f974670cb72d/FLAG7cf7fe216 [2019-11-24 20:35:33,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1789cb950/2317e6fdf6c94bf9bd35f974670cb72d [2019-11-24 20:35:33,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:33,813 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:33,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:33,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:33,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:33,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:33, skipping insertion in model container [2019-11-24 20:35:33,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:33" (1/1) ... [2019-11-24 20:35:33,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:33,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:34,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:34,369 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:34,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:34,553 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:34,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34 WrapperNode [2019-11-24 20:35:34,555 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:34,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:34,556 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:34,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:34,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,610 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:34,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:34,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:34,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:34,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:34" (1/1) ... [2019-11-24 20:35:34,732 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:34,740 INFO L168 Benchmark]: Toolchain (without parser) took 930.33 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 991.2 MB in the end (delta: -23.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:34,742 INFO L168 Benchmark]: CDTParser took 0.29 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 20:35:34,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.41 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 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:34,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:34,748 INFO L168 Benchmark]: Boogie Preprocessor took 81.52 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:34,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 741.41 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 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 95.96 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.52 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...