./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/max05-1.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/max05-1.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 d02fdead04c3e6f93d11e2edd6641f56f1584022 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/max05-1.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 d02fdead04c3e6f93d11e2edd6641f56f1584022 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 20:35:10,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:10,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:10,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:10,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:10,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:10,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:10,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:10,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:10,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:10,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:10,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:10,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:10,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:10,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:10,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:10,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:10,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:10,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:10,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:10,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:10,832 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:10,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:10,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:10,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:10,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:10,853 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:10,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:10,859 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:10,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:10,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:10,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:10,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:10,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:10,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:10,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:10,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:10,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:10,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:10,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:10,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:10,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:35:10,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:10,928 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:10,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:10,933 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:10,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:10,934 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:10,934 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:10,934 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:35:10,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:10,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:10,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:10,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:10,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:10,941 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:10,941 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:10,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:10,941 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:10,942 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:10,943 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:10,943 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:10,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:10,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:10,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:10,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:10,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:10,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:10,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:35:10,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:35:10,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:10,949 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 -> d02fdead04c3e6f93d11e2edd6641f56f1584022 [2019-11-24 20:35:11,558 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:11,593 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:11,597 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:11,603 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:11,606 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:11,607 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-24 20:35:11,771 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e9651ebd/6bd611c092b84e47bdbff58f14d73059/FLAG137fca92a [2019-11-24 20:35:12,885 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:12,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-24 20:35:12,903 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e9651ebd/6bd611c092b84e47bdbff58f14d73059/FLAG137fca92a [2019-11-24 20:35:12,943 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e9651ebd/6bd611c092b84e47bdbff58f14d73059 [2019-11-24 20:35:12,953 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:12,960 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:12,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:12,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:12,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:12,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:12,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:12, skipping insertion in model container [2019-11-24 20:35:12,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:12" (1/1) ... [2019-11-24 20:35:13,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:13,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:13,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:13,608 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:13,686 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:13,806 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:13,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13 WrapperNode [2019-11-24 20:35:13,811 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:13,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:13,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:13,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:13,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,925 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:13,925 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:13,926 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:13,926 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:13,937 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:13,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:14,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:13" (1/1) ... [2019-11-24 20:35:14,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:14,020 INFO L168 Benchmark]: Toolchain (without parser) took 1056.68 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:14,026 INFO L168 Benchmark]: CDTParser took 1.94 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 20:35:14,037 INFO L168 Benchmark]: CACSL2BoogieTranslator took 848.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:14,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.52 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 20:35:14,040 INFO L168 Benchmark]: Boogie Preprocessor took 83.34 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 20:35:14,054 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.94 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 848.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 112.52 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 83.34 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 20:35:18,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:35:18,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:35:18,061 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:35:18,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:35:18,064 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:35:18,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:35:18,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:35:18,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:35:18,099 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:35:18,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:35:18,104 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:35:18,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:35:18,112 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:35:18,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:35:18,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:35:18,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:35:18,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:35:18,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:35:18,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:35:18,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:35:18,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:35:18,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:35:18,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:35:18,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:35:18,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:35:18,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:35:18,185 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:35:18,186 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:35:18,187 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:35:18,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:35:18,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:35:18,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:35:18,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:35:18,195 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:35:18,198 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:35:18,200 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:35:18,200 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:35:18,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:35:18,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:35:18,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:35:18,206 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:35:18,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:35:18,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:35:18,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:35:18,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:35:18,257 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:35:18,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:35:18,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:35:18,260 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:35:18,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:35:18,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:35:18,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:35:18,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:35:18,265 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:35:18,266 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:35:18,266 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:35:18,266 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:35:18,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:35:18,267 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:35:18,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:35:18,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:35:18,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:35:18,271 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:35:18,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:35:18,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:35:18,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:35:18,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:35:18,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:35:18,273 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:35:18,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:35:18,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:35:18,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:35:18,278 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 -> d02fdead04c3e6f93d11e2edd6641f56f1584022 [2019-11-24 20:35:18,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:35:18,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:35:18,929 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:35:18,933 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:35:18,937 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:35:18,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-24 20:35:19,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f072de6/ed595870223a414ba64f911c7a5b8933/FLAGf31e68077 [2019-11-24 20:35:20,232 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:35:20,233 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-24 20:35:20,250 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f072de6/ed595870223a414ba64f911c7a5b8933/FLAGf31e68077 [2019-11-24 20:35:20,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6f072de6/ed595870223a414ba64f911c7a5b8933 [2019-11-24 20:35:20,306 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:35:20,311 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:35:20,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:20,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:35:20,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:35:20,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:20" (1/1) ... [2019-11-24 20:35:20,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e4d0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:20, skipping insertion in model container [2019-11-24 20:35:20,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:35:20" (1/1) ... [2019-11-24 20:35:20,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:35:20,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:35:20,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:20,949 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:35:21,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:35:21,171 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:35:21,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21 WrapperNode [2019-11-24 20:35:21,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:35:21,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:21,174 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:35:21,176 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:35:21,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:35:21,265 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:35:21,265 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:35:21,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:35:21,277 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,298 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,342 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:35:21" (1/1) ... [2019-11-24 20:35:21,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:35:21,352 INFO L168 Benchmark]: Toolchain (without parser) took 1041.42 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 989.7 MB in the end (delta: -22.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:21,357 INFO L168 Benchmark]: CDTParser took 2.02 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 20:35:21,358 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:21,359 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.78 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:35:21,360 INFO L168 Benchmark]: Boogie Preprocessor took 82.48 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:35:21,377 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.02 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 857.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.9 MB in the end (delta: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 90.78 ms. Allocated memory is still 1.0 GB. Free memory is still 996.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 82.48 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.7 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...