./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 025d5a27 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 0.1.24-025d5a2 [2019-11-26 16:29:21,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:21,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:21,783 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:21,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:21,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:21,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:21,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:21,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:21,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:21,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:21,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:21,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:21,825 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:21,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:21,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:21,833 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:21,834 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:21,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:21,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:21,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:21,858 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:21,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:21,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:21,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:21,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:21,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:21,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:21,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:21,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:21,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:21,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:21,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:21,878 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:21,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:21,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:21,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:21,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:21,885 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:21,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:21,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:21,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:21,916 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:21,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:21,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:21,921 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:21,921 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:21,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:21,924 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:21,924 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:21,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:21,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:21,926 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:21,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:21,926 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:21,927 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:21,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:21,927 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:21,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:21,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:21,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:21,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:21,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:21,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:21,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:21,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:21,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:21,932 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:21,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:21,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:21,933 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 [2019-11-26 16:29:22,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:22,409 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:22,412 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:22,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:22,419 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:22,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-26 16:29:22,529 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c3fdb83/e92837bc8b4446728b37870c47ffdb04/FLAG4244df7dc [2019-11-26 16:29:23,246 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:23,251 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-26 16:29:23,260 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c3fdb83/e92837bc8b4446728b37870c47ffdb04/FLAG4244df7dc [2019-11-26 16:29:23,576 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8c3fdb83/e92837bc8b4446728b37870c47ffdb04 [2019-11-26 16:29:23,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:23,587 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:23,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:23,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:23,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:23,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:23" (1/1) ... [2019-11-26 16:29:23,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@310b35a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:23, skipping insertion in model container [2019-11-26 16:29:23,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:23" (1/1) ... [2019-11-26 16:29:23,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:23,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:23,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:24,008 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:24,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:24,119 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:24,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24 WrapperNode [2019-11-26 16:29:24,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:24,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:24,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:24,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:24,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,180 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,225 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:24,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:24,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:24,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:24,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,263 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:24" (1/1) ... [2019-11-26 16:29:24,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:24,300 INFO L168 Benchmark]: Toolchain (without parser) took 697.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 989.9 MB in the end (delta: -28.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:24,302 INFO L168 Benchmark]: CDTParser took 0.20 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. [2019-11-26 16:29:24,304 INFO L168 Benchmark]: CACSL2BoogieTranslator took 550.57 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:24,306 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.27 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:24,309 INFO L168 Benchmark]: Boogie Preprocessor took 55.50 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:24,317 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 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 550.57 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 989.9 MB in the end (delta: -28.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 87.27 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 55.50 ms. Allocated memory is still 1.0 GB. Free memory is still 989.9 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 0.1.24-025d5a2 [2019-11-26 16:29:27,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:27,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:27,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:27,031 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:27,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:27,037 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:27,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:27,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:27,059 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:27,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:27,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:27,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:27,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:27,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:27,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:27,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:27,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:27,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:27,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:27,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:27,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:27,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:27,102 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:27,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:27,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:27,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:27,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:27,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:27,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:27,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:27,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:27,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:27,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:27,119 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:27,120 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:27,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:27,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:27,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:27,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:27,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:27,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:27,154 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:27,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:27,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:27,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:27,161 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:27,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:27,162 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:27,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:27,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:27,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:27,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:27,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:27,164 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:27,164 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:27,164 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:27,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:27,166 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:27,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:27,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:27,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:27,167 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:27,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:27,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:27,169 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:27,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:27,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:27,169 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:27,170 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:27,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:27,170 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:27,171 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 [2019-11-26 16:29:27,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:27,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:27,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:27,633 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:27,636 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:27,637 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-26 16:29:27,749 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b97c166/625a01d614ec42c5b94ff9c7b692042f/FLAG5ad7a6a88 [2019-11-26 16:29:28,451 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:28,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/max05-1.i [2019-11-26 16:29:28,457 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b97c166/625a01d614ec42c5b94ff9c7b692042f/FLAG5ad7a6a88 [2019-11-26 16:29:28,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59b97c166/625a01d614ec42c5b94ff9c7b692042f [2019-11-26 16:29:28,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:28,785 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:28,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:28,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:28,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:28,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:28" (1/1) ... [2019-11-26 16:29:28,804 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:28, skipping insertion in model container [2019-11-26 16:29:28,804 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:28" (1/1) ... [2019-11-26 16:29:28,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:28,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:29,205 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:29,231 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:29,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:29,376 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:29,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29 WrapperNode [2019-11-26 16:29:29,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:29,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:29,397 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:29,397 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:29,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:29,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:29,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:29,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:29,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,540 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,544 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:29" (1/1) ... [2019-11-26 16:29:29,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:29,555 INFO L168 Benchmark]: Toolchain (without parser) took 767.94 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. [2019-11-26 16:29:29,556 INFO L168 Benchmark]: CDTParser took 0.25 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. [2019-11-26 16:29:29,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 604.67 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: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:29,560 INFO L168 Benchmark]: Boogie Procedure Inliner took 87.81 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:29,561 INFO L168 Benchmark]: Boogie Preprocessor took 66.34 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:29,576 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 604.67 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: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 87.81 ms. Allocated memory is still 1.0 GB. Free memory was 991.2 MB in the beginning and 989.7 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.34 ms. Allocated memory is still 1.0 GB. Free memory is still 989.7 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...