./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/avg10-2.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/avg10-2.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 9f07a48114771d824f096049259b31d59f0e2427 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/avg10-2.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 9f07a48114771d824f096049259b31d59f0e2427 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 15:38:07,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:07,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:07,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:07,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:07,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:07,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:07,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:07,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:07,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:07,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:07,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:07,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:07,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:07,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:07,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:07,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:07,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:07,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:07,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:07,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:07,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:07,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:07,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:07,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:07,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:07,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:07,669 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:07,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:07,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:07,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:07,676 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:07,678 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:07,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:07,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:07,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:07,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:07,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:07,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:07,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:07,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:07,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:38:07,752 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:07,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:07,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:07,761 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:07,761 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:07,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:07,762 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:07,762 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:38:07,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:07,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:07,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:07,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:07,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:07,768 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:07,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:07,769 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:07,770 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:07,770 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:07,773 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:07,773 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:07,773 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:07,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:07,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:07,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:07,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:07,778 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:38:07,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:38:07,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:07,779 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 -> 9f07a48114771d824f096049259b31d59f0e2427 [2019-11-27 15:38:08,385 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:08,413 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:08,421 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:08,423 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:08,426 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:08,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg10-2.i [2019-11-27 15:38:08,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dc2ea318/9f66fd31cac846d694b26fdb3933fac5/FLAG1e9880b43 [2019-11-27 15:38:09,676 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:09,677 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg10-2.i [2019-11-27 15:38:09,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dc2ea318/9f66fd31cac846d694b26fdb3933fac5/FLAG1e9880b43 [2019-11-27 15:38:09,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2dc2ea318/9f66fd31cac846d694b26fdb3933fac5 [2019-11-27 15:38:09,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:09,744 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:09,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:09,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:09,758 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:09,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:09" (1/1) ... [2019-11-27 15:38:09,770 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 27.11 03:38:09, skipping insertion in model container [2019-11-27 15:38:09,771 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:09" (1/1) ... [2019-11-27 15:38:09,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:09,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:10,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:10,324 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:10,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:10,496 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:10,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:10 WrapperNode [2019-11-27 15:38:10,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:10,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:10,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:10,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:10,521 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 15:38:10,557 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 15:38:10,626 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:10,628 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:10,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:10,629 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:10,639 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 15:38:10,639 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 15:38:10,650 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 15:38:10,651 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 15:38:10,678 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 15:38:10,690 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 15:38:10,697 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 15:38:10,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:10,723 INFO L168 Benchmark]: Toolchain (without parser) took 963.47 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 15:38:10,728 INFO L168 Benchmark]: CDTParser took 2.73 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 15:38:10,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.23 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 15:38:10,736 INFO L168 Benchmark]: Boogie Procedure Inliner took 127.06 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 15:38:10,740 INFO L168 Benchmark]: Boogie Preprocessor took 74.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:10,746 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 749.23 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 127.06 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 74.50 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:38:14,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:38:14,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:38:14,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:38:14,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:38:14,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:38:14,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:38:14,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:38:14,720 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:38:14,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:38:14,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:38:14,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:38:14,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:38:14,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:38:14,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:38:14,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:38:14,752 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:38:14,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:38:14,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:38:14,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:38:14,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:38:14,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:38:14,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:38:14,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:38:14,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:38:14,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:38:14,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:38:14,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:38:14,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:38:14,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:38:14,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:38:14,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:38:14,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:38:14,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:38:14,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:38:14,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:38:14,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:38:14,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:38:14,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:38:14,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:38:14,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:38:14,841 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:38:14,883 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:38:14,887 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:38:14,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:38:14,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:38:14,892 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:38:14,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:38:14,894 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:38:14,895 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:38:14,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:38:14,895 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:38:14,897 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:38:14,899 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:38:14,899 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:38:14,900 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:38:14,900 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:38:14,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:38:14,902 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:38:14,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:38:14,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:38:14,905 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:38:14,905 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:38:14,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:38:14,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:38:14,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:38:14,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:38:14,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:38:14,908 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:38:14,911 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:38:14,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:38:14,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:38:14,913 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 -> 9f07a48114771d824f096049259b31d59f0e2427 [2019-11-27 15:38:15,571 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:15,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:15,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:15,618 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:15,621 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:15,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg10-2.i [2019-11-27 15:38:15,790 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38995978/0f713c773a57420dacbb508499d1631e/FLAG7ab23fb03 [2019-11-27 15:38:16,882 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:16,883 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg10-2.i [2019-11-27 15:38:16,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38995978/0f713c773a57420dacbb508499d1631e/FLAG7ab23fb03 [2019-11-27 15:38:16,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c38995978/0f713c773a57420dacbb508499d1631e [2019-11-27 15:38:16,946 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:16,953 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:16,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:16,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:16,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:16,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:16" (1/1) ... [2019-11-27 15:38:16,981 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 15:38:16,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:16" (1/1) ... [2019-11-27 15:38:17,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:17,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:17,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,570 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:17,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:17,704 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:17,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:17 WrapperNode [2019-11-27 15:38:17,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:17,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:17,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:17,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:17,756 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 15:38:17,782 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 15:38:17,833 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:17,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:17,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:17,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:17,845 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 15:38:17,845 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 15:38:17,865 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 15:38:17,866 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 15:38:17,890 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 15:38:17,906 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 15:38:17,907 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 15:38:17,915 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:17,925 INFO L168 Benchmark]: Toolchain (without parser) took 971.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-27 15:38:17,926 INFO L168 Benchmark]: CDTParser took 0.46 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 15:38:17,930 INFO L168 Benchmark]: CACSL2BoogieTranslator took 771.45 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. [2019-11-27 15:38:17,931 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.79 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. [2019-11-27 15:38:17,933 INFO L168 Benchmark]: Boogie Preprocessor took 81.79 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. [2019-11-27 15:38:17,942 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 771.45 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 100.79 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 81.79 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...