./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/reducercommutativity/sep40-1.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/sep40-1.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 815f606ac3f388a50a9cc40a57d4adcd34098341 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/sep40-1.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 815f606ac3f388a50a9cc40a57d4adcd34098341 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:29:36,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:36,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:36,696 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:36,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:36,700 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:36,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:36,720 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:36,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:36,732 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:36,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:36,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:36,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:36,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:36,751 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:36,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:36,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:36,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:36,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:36,771 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:36,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:36,789 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:36,791 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:36,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:36,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:36,803 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:36,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:36,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:36,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:36,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:36,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:36,814 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:36,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:36,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:36,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:36,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:36,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:36,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:36,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:36,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:36,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:36,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:29:36,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:36,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:36,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:36,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:36,902 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:36,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:36,903 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:36,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:29:36,903 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:36,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:36,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:36,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:36,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:36,908 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:36,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:36,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:36,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:36,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:36,914 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:36,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:36,915 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:36,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:36,915 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:36,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:36,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:36,917 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:29:36,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:29:36,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:36,920 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 -> 815f606ac3f388a50a9cc40a57d4adcd34098341 [2019-11-26 16:29:37,531 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:37,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:37,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:37,578 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:37,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:37,581 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep40-1.i [2019-11-26 16:29:37,755 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb11f5a1/4ee3b13ca04a49bcb2b3f0f27fd89a1a/FLAG57924b80c [2019-11-26 16:29:38,816 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:38,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep40-1.i [2019-11-26 16:29:38,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb11f5a1/4ee3b13ca04a49bcb2b3f0f27fd89a1a/FLAG57924b80c [2019-11-26 16:29:38,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb11f5a1/4ee3b13ca04a49bcb2b3f0f27fd89a1a [2019-11-26 16:29:38,881 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:38,886 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:38,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:38,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:38,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:38,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:38" (1/1) ... [2019-11-26 16:29:38,914 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 26.11 04:29:38, skipping insertion in model container [2019-11-26 16:29:38,914 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:38" (1/1) ... [2019-11-26 16:29:38,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:38,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:39,457 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:39,489 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:39,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:39,673 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:39,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39 WrapperNode [2019-11-26 16:29:39,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:39,680 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:39,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:39,681 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:39,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,738 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:39,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:39,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:39,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:39,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,889 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:39" (1/1) ... [2019-11-26 16:29:39,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:39,925 INFO L168 Benchmark]: Toolchain (without parser) took 1016.12 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. [2019-11-26 16:29:39,926 INFO L168 Benchmark]: CDTParser took 2.13 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 16:29:39,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 786.81 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. [2019-11-26 16:29:39,932 INFO L168 Benchmark]: Boogie Procedure Inliner took 129.07 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. [2019-11-26 16:29:39,935 INFO L168 Benchmark]: Boogie Preprocessor took 88.19 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. [2019-11-26 16:29:39,945 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.13 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 786.81 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 129.07 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 88.19 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 0.1.24-025d5a2 [2019-11-26 16:29:43,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:29:43,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:29:43,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:29:43,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:29:43,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:29:43,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:29:43,859 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:29:43,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:29:43,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:29:43,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:29:43,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:29:43,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:29:43,886 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:29:43,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:29:43,893 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:29:43,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:29:43,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:29:43,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:29:43,916 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:29:43,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:29:43,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:29:43,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:29:43,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:29:43,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:29:43,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:29:43,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:29:43,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:29:43,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:29:43,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:29:43,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:29:43,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:29:43,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:29:43,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:29:43,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:29:43,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:29:43,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:29:43,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:29:43,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:29:43,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:29:43,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:29:43,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:29:44,020 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:29:44,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:29:44,025 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:29:44,025 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:29:44,027 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:29:44,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:29:44,027 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:29:44,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:29:44,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:29:44,030 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:29:44,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:29:44,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:29:44,033 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:29:44,034 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:29:44,034 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:29:44,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:29:44,036 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:29:44,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:29:44,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:29:44,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:29:44,039 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:29:44,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:29:44,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:29:44,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:29:44,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:29:44,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:29:44,042 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:29:44,042 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:29:44,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:29:44,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:29:44,045 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 -> 815f606ac3f388a50a9cc40a57d4adcd34098341 [2019-11-26 16:29:44,692 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:29:44,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:29:44,735 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:29:44,740 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:29:44,743 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:29:44,745 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/reducercommutativity/sep40-1.i [2019-11-26 16:29:44,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d13aea615/ec69dbeab4ed43d487d89f9c939c3196/FLAGcd62c3a96 [2019-11-26 16:29:45,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:29:45,950 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/reducercommutativity/sep40-1.i [2019-11-26 16:29:45,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d13aea615/ec69dbeab4ed43d487d89f9c939c3196/FLAGcd62c3a96 [2019-11-26 16:29:46,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d13aea615/ec69dbeab4ed43d487d89f9c939c3196 [2019-11-26 16:29:46,127 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:29:46,133 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:29:46,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:46,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:29:46,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:29:46,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:46,156 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31007272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46, skipping insertion in model container [2019-11-26 16:29:46,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:46,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:29:46,246 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:29:46,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:46,764 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:29:46,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:29:46,986 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:29:46,990 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46 WrapperNode [2019-11-26 16:29:46,991 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:29:46,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:46,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:29:46,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:29:47,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,086 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:29:47,087 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:29:47,087 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:29:47,087 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:29:47,098 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,120 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,159 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:29:46" (1/1) ... [2019-11-26 16:29:47,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:29:47,180 INFO L168 Benchmark]: Toolchain (without parser) took 1044.10 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 985.4 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:29:47,182 INFO L168 Benchmark]: CDTParser took 0.37 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 16:29:47,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:47,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.75 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. [2019-11-26 16:29:47,189 INFO L168 Benchmark]: Boogie Preprocessor took 86.77 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 985.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:29:47,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 854.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 996.9 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 94.75 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 86.77 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 985.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...