./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label25.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/eca-rers2012/Problem16_label25.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 2f774d79506a747e685df8c7b35cb74edc2182c3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/eca-rers2012/Problem16_label25.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 2f774d79506a747e685df8c7b35cb74edc2182c3 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:41:49,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:49,491 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:49,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:49,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:49,533 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:49,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:49,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:49,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:49,564 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:49,566 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:49,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:49,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:49,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:49,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:49,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:49,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:49,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:49,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:49,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:49,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:49,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:49,609 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:49,610 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:49,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:49,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:49,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:49,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:49,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:49,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:49,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:49,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:49,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:49,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:49,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:49,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:49,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:49,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:49,636 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:49,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:49,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:49,643 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:49,669 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:49,669 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:49,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:49,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:49,674 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:49,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:49,674 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:49,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:49,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:49,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:49,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:49,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:49,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:49,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:49,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:49,682 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:49,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:49,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:49,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:49,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:49,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:49,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:49,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:49,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:49,688 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:49,688 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:49,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:49,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:49,697 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 -> 2f774d79506a747e685df8c7b35cb74edc2182c3 [2019-11-25 22:41:50,232 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:50,260 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:50,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:50,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:50,275 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:50,276 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label25.c [2019-11-25 22:41:50,430 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ab600ab/d7f763c7ca684bf1b8799f4d97df2dd1/FLAG1e1a7fe6f [2019-11-25 22:41:51,793 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:51,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label25.c [2019-11-25 22:41:51,842 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ab600ab/d7f763c7ca684bf1b8799f4d97df2dd1/FLAG1e1a7fe6f [2019-11-25 22:41:51,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/40ab600ab/d7f763c7ca684bf1b8799f4d97df2dd1 [2019-11-25 22:41:51,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:51,891 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:51,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:51,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:51,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:51,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:51" (1/1) ... [2019-11-25 22:41:51,916 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:51, skipping insertion in model container [2019-11-25 22:41:51,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:51" (1/1) ... [2019-11-25 22:41:51,938 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:52,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:53,747 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:53,758 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:54,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:54,330 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:54,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54 WrapperNode [2019-11-25 22:41:54,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:54,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:54,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:54,335 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:54,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:54,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:54,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:54,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:54,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:54,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:54" (1/1) ... [2019-11-25 22:41:55,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:55,118 INFO L168 Benchmark]: Toolchain (without parser) took 3223.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.1 MB in the end (delta: 63.9 MB). Peak memory consumption was 63.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:55,120 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-25 22:41:55,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2436.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.5 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:55,126 INFO L168 Benchmark]: Boogie Procedure Inliner took 400.16 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:55,130 INFO L168 Benchmark]: Boogie Preprocessor took 374.87 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:55,143 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 2436.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.5 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 400.16 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 374.87 ms. Allocated memory is still 1.0 GB. Free memory was 909.5 MB in the beginning and 892.1 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-65d6cd2 [2019-11-25 22:41:59,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:59,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:59,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:59,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:59,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:59,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:59,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:59,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:59,186 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:59,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:59,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:59,194 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:59,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:59,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:59,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:59,209 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:59,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:59,218 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:59,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:59,234 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:59,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:59,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:59,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:59,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:59,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:59,260 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:59,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:59,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:59,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:59,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:59,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:59,272 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:59,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:59,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:59,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:59,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:59,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:59,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:59,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:59,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:59,290 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:59,332 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:59,332 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:59,335 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:59,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:59,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:59,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:59,337 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:59,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:59,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:59,340 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:59,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:59,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:59,342 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:59,342 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:59,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:59,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:59,345 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:59,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:59,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:59,346 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:59,347 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:59,347 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:59,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:59,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:59,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:59,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:59,351 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:59,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:59,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:59,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:59,354 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 -> 2f774d79506a747e685df8c7b35cb74edc2182c3 [2019-11-25 22:41:59,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:59,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:59,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:59,934 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:59,937 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:59,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label25.c [2019-11-25 22:42:00,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3888015e/1610c543e40147d8a5371765aabd16d1/FLAGe360db3d6 [2019-11-25 22:42:01,506 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:01,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label25.c [2019-11-25 22:42:01,559 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3888015e/1610c543e40147d8a5371765aabd16d1/FLAGe360db3d6 [2019-11-25 22:42:01,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3888015e/1610c543e40147d8a5371765aabd16d1 [2019-11-25 22:42:01,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:01,610 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:01,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:01,625 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:01,632 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:01,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:01, skipping insertion in model container [2019-11-25 22:42:01,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:01" (1/1) ... [2019-11-25 22:42:01,661 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:01,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:03,662 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:03,676 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:04,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:04,302 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:04,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04 WrapperNode [2019-11-25 22:42:04,303 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:04,304 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:04,309 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:04,309 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:04,331 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,401 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:04,578 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:04,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:04,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:04,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,714 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:04" (1/1) ... [2019-11-25 22:42:04,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:04,819 INFO L168 Benchmark]: Toolchain (without parser) took 3202.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.3 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:04,820 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-25 22:42:04,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2679.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:04,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 272.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:04,828 INFO L168 Benchmark]: Boogie Preprocessor took 231.83 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:04,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2679.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.5 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 272.84 ms. Allocated memory is still 1.0 GB. Free memory was 915.5 MB in the beginning and 904.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 231.83 ms. Allocated memory is still 1.0 GB. Free memory was 904.1 MB in the beginning and 892.6 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...