./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c -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 99c0db01d3351683edd9da77c332c301b02f3f47 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-examples/standard_sentinel.i.v+cfa-reducer.c -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 99c0db01d3351683edd9da77c332c301b02f3f47 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:37:52,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:37:52,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:37:52,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:37:52,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:37:52,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:37:52,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:37:52,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:37:52,747 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:37:52,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:37:52,755 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:37:52,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:37:52,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:37:52,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:37:52,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:37:52,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:37:52,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:37:52,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:37:52,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:37:52,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:37:52,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:37:52,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:37:52,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:37:52,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:37:52,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:37:52,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:37:52,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:37:52,827 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:37:52,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:37:52,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:37:52,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:37:52,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:37:52,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:37:52,838 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:37:52,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:37:52,842 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:37:52,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:37:52,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:37:52,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:37:52,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:37:52,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:37:52,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:37:52,893 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:37:52,893 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:37:52,896 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:37:52,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:37:52,898 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:37:52,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:37:52,901 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:37:52,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:37:52,901 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:37:52,902 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:37:52,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:37:52,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:37:52,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:37:52,906 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:37:52,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:37:52,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:37:52,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:37:52,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:37:52,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:37:52,911 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:37:52,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:37:52,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:37:52,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:37:52,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:37:52,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:37:52,913 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:37:52,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:37:52,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:37:52,916 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 -> 99c0db01d3351683edd9da77c332c301b02f3f47 [2019-11-27 15:37:53,467 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:37:53,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:37:53,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:37:53,510 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:37:53,512 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:37:53,515 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-11-27 15:37:53,680 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc1c4f6/0816e3d8d9e046c4b521bdd01662276f/FLAG1d4cf963b [2019-11-27 15:37:54,783 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:37:54,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-11-27 15:37:54,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc1c4f6/0816e3d8d9e046c4b521bdd01662276f/FLAG1d4cf963b [2019-11-27 15:37:54,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72bc1c4f6/0816e3d8d9e046c4b521bdd01662276f [2019-11-27 15:37:54,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:37:54,860 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:37:54,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:54,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:37:54,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:37:54,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:54" (1/1) ... [2019-11-27 15:37:54,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bcaeced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:54, skipping insertion in model container [2019-11-27 15:37:54,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:37:54" (1/1) ... [2019-11-27 15:37:54,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:37:54,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:37:55,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:55,438 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:37:55,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:37:55,528 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:37:55,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55 WrapperNode [2019-11-27 15:37:55,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:37:55,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:55,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:37:55,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:37:55,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:37:55,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:37:55,733 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:37:55,733 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:37:55,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:37:55" (1/1) ... [2019-11-27 15:37:55,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:37:55,813 INFO L168 Benchmark]: Toolchain (without parser) took 947.12 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 991.1 MB in the end (delta: -30.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:55,822 INFO L168 Benchmark]: CDTParser took 1.98 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:37:55,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.93 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:55,829 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 996.9 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:55,832 INFO L168 Benchmark]: Boogie Preprocessor took 67.07 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:37:55,847 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 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 668.93 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.7 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 193.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.7 MB in the beginning and 996.9 MB in the end (delta: -48.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.07 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:37:59,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:37:59,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:37:59,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:37:59,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:37:59,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:37:59,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:37:59,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:37:59,787 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:37:59,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:37:59,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:37:59,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:37:59,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:37:59,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:37:59,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:37:59,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:37:59,820 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:37:59,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:37:59,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:37:59,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:37:59,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:37:59,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:37:59,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:37:59,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:37:59,866 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:37:59,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:37:59,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:37:59,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:37:59,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:37:59,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:37:59,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:37:59,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:37:59,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:37:59,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:37:59,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:37:59,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:37:59,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:37:59,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:37:59,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:37:59,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:37:59,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:37:59,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:37:59,937 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:37:59,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:37:59,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:37:59,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:37:59,944 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:37:59,945 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:37:59,945 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:37:59,945 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:37:59,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:37:59,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:37:59,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:37:59,949 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:37:59,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:37:59,952 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:37:59,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:37:59,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:37:59,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:37:59,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:37:59,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:37:59,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:37:59,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:37:59,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:37:59,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:37:59,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:37:59,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:37:59,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:37:59,958 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:37:59,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:37:59,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:37:59,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:37:59,962 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 -> 99c0db01d3351683edd9da77c332c301b02f3f47 [2019-11-27 15:38:00,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:38:00,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:38:00,601 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:38:00,607 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:38:00,609 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:38:00,611 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-11-27 15:38:00,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d4f5abc8/1e53f6aba85045778f8112fd9340a174/FLAGb3bcca59b [2019-11-27 15:38:01,827 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:38:01,829 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/standard_sentinel.i.v+cfa-reducer.c [2019-11-27 15:38:01,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d4f5abc8/1e53f6aba85045778f8112fd9340a174/FLAGb3bcca59b [2019-11-27 15:38:01,887 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d4f5abc8/1e53f6aba85045778f8112fd9340a174 [2019-11-27 15:38:01,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:38:01,901 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:38:01,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:01,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:38:01,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:38:01,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:01" (1/1) ... [2019-11-27 15:38:01,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b80273 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:01, skipping insertion in model container [2019-11-27 15:38:01,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:38:01" (1/1) ... [2019-11-27 15:38:01,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:38:02,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:38:02,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:02,524 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:38:02,592 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:38:02,749 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:38:02,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02 WrapperNode [2019-11-27 15:38:02,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:38:02,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:02,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:38:02,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:38:02,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,801 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:38:02,850 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:38:02,850 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:38:02,850 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:38:02,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,862 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,907 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:38:02" (1/1) ... [2019-11-27 15:38:02,941 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:38:02,948 INFO L168 Benchmark]: Toolchain (without parser) took 1045.68 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 991.0 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:02,950 INFO L168 Benchmark]: CDTParser took 2.18 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:02,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 845.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.7 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:02,962 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.56 ms. Allocated memory is still 1.0 GB. Free memory is still 996.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:38:02,964 INFO L168 Benchmark]: Boogie Preprocessor took 92.86 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:38:02,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.18 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 845.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 996.7 MB in the end (delta: -29.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.56 ms. Allocated memory is still 1.0 GB. Free memory is still 996.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 92.86 ms. Allocated memory is still 1.0 GB. Free memory was 996.7 MB in the beginning and 991.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...