./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 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/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 0.1.24-32f2683 [2019-11-24 20:35:09,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:09,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:09,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:09,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:09,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:09,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:09,678 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:09,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:09,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:09,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:09,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:09,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:09,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:09,707 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:09,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:09,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:09,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:09,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:09,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:09,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:09,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:09,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:09,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:09,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:09,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:09,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:09,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:09,796 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:09,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:09,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:09,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:09,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:09,809 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:09,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:09,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:09,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:09,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:09,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:09,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:09,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:09,824 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:35:09,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:09,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:09,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:09,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:09,878 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:09,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:09,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:09,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:35:09,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:09,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:09,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:09,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:09,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:09,886 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:09,886 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:09,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:09,887 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:09,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:09,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:09,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:09,890 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:09,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:09,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:09,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:09,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:09,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:09,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:35:09,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:35:09,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:09,895 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 [2019-11-24 20:35:10,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:10,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:10,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:10,558 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:10,564 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:10,565 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg10-2.i [2019-11-24 20:35:10,725 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff486da61/9e06d4e061194445a9465407357580b7/FLAG973fa82dd [2019-11-24 20:35:11,813 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:11,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg10-2.i [2019-11-24 20:35:11,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff486da61/9e06d4e061194445a9465407357580b7/FLAG973fa82dd [2019-11-24 20:35:11,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff486da61/9e06d4e061194445a9465407357580b7 [2019-11-24 20:35:11,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:11,875 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:11,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:11,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:11,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:11,892 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:11" (1/1) ... [2019-11-24 20:35:11,901 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 24.11 08:35:11, skipping insertion in model container [2019-11-24 20:35:11,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:11" (1/1) ... [2019-11-24 20:35:11,922 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:11,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:12,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:12,445 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:12,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:12,609 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:12,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12 WrapperNode [2019-11-24 20:35:12,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:12,615 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:12,615 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:12,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:12,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:12,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:12,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:12,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:12,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,787 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,787 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:12,852 INFO L168 Benchmark]: Toolchain (without parser) took 970.26 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 20:35:12,855 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 20:35:12,857 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.66 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 20:35:12,876 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.86 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 20:35:12,877 INFO L168 Benchmark]: Boogie Preprocessor took 87.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:12,888 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 732.66 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 137.86 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 87.60 ms. Allocated memory is still 1.0 GB. Free memory is still 991.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:35:16,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:16,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:16,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:16,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:16,749 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:16,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:16,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:16,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:16,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:16,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:16,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:16,792 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:16,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:16,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:16,809 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:16,811 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:16,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:16,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:16,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:16,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:16,842 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:16,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:16,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:16,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:16,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:16,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:16,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:16,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:16,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:16,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:16,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:16,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:16,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:16,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:16,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:16,880 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:16,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:16,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:16,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:16,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:16,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:35:16,934 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:16,935 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:16,937 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:16,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:16,939 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:16,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:16,942 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:16,943 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:16,943 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:16,943 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:16,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:16,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:16,945 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:16,946 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:35:16,947 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:35:16,947 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:16,949 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:16,949 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:16,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:16,950 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:16,950 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:16,950 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:16,952 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:16,952 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:16,952 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:16,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:16,953 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:16,955 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:35:16,955 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:35:16,955 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:16,957 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:35:16,957 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 [2019-11-24 20:35:17,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:17,560 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:17,570 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:17,572 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:17,576 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:17,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/avg10-2.i [2019-11-24 20:35:17,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5874ee9ae/8347777f76bd4a19be3b0fc5f493cca8/FLAG04fc3ae42 [2019-11-24 20:35:18,834 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:18,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/avg10-2.i [2019-11-24 20:35:18,849 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5874ee9ae/8347777f76bd4a19be3b0fc5f493cca8/FLAG04fc3ae42 [2019-11-24 20:35:18,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5874ee9ae/8347777f76bd4a19be3b0fc5f493cca8 [2019-11-24 20:35:18,898 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:18,901 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:18,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:18,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:18,914 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:18,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:18" (1/1) ... [2019-11-24 20:35:18,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47670154 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:18, skipping insertion in model container [2019-11-24 20:35:18,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:18" (1/1) ... [2019-11-24 20:35:18,941 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:18,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:19,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:19,440 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:19,508 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:19,627 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:19,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19 WrapperNode [2019-11-24 20:35:19,629 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:19,630 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:19,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:19,632 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:19,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,704 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:19,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:19,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:19,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:19,716 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:19" (1/1) ... [2019-11-24 20:35:19,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:19,793 INFO L168 Benchmark]: Toolchain (without parser) took 886.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 991.1 MB in the end (delta: -28.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:19,796 INFO L168 Benchmark]: CDTParser took 0.32 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 20:35:19,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:19,800 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.56 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 20:35:19,802 INFO L168 Benchmark]: Boogie Preprocessor took 80.59 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 20:35:19,811 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 722.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 963.1 MB in the beginning and 996.8 MB in the end (delta: -33.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 74.56 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 80.59 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...