./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label51.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/eca-rers2012/Problem12_label51.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 8965fed88fa5c431c481974bdfa9e0e880178208 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem12_label51.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 8965fed88fa5c431c481974bdfa9e0e880178208 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 15:55:53,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:55:53,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:55:54,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:55:54,026 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:55:54,032 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:55:54,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:55:54,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:55:54,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:55:54,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:55:54,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:55:54,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:55:54,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:55:54,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:55:54,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:55:54,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:55:54,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:55:54,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:55:54,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:55:54,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:55:54,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:55:54,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:55:54,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:55:54,126 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:55:54,136 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:55:54,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:55:54,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:55:54,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:55:54,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:55:54,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:55:54,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:55:54,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:55:54,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:55:54,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:55:54,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:55:54,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:55:54,158 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:55:54,158 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:55:54,161 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:55:54,162 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:55:54,164 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:55:54,166 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:55:54,206 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:55:54,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:55:54,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:55:54,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:55:54,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:55:54,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:55:54,216 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:55:54,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:55:54,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:55:54,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:55:54,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:55:54,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:55:54,219 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:55:54,219 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:55:54,220 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:55:54,221 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:55:54,221 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:55:54,221 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:55:54,223 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:55:54,223 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:55:54,223 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:55:54,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:55:54,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:55:54,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:55:54,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:55:54,227 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:55:54,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:55:54,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:55:54,228 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 -> 8965fed88fa5c431c481974bdfa9e0e880178208 [2019-11-27 15:55:54,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:55:54,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:55:54,811 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:55:54,815 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:55:54,819 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:55:54,820 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label51.c [2019-11-27 15:55:54,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70fa7593f/a25aa60e885b4f19bdb44a9d3b854654/FLAGeebd4680d [2019-11-27 15:55:56,579 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:55:56,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label51.c [2019-11-27 15:55:56,656 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70fa7593f/a25aa60e885b4f19bdb44a9d3b854654/FLAGeebd4680d [2019-11-27 15:55:56,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70fa7593f/a25aa60e885b4f19bdb44a9d3b854654 [2019-11-27 15:55:56,705 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:55:56,711 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:55:56,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:55:56,716 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:55:56,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:55:56,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:56,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:55:56, skipping insertion in model container [2019-11-27 15:55:56,734 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:55:56" (1/1) ... [2019-11-27 15:55:56,756 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:55:57,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:55:59,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:55:59,911 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:01,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:01,438 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:01,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01 WrapperNode [2019-11-27 15:56:01,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:01,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:01,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:01,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:01,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:01,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:02,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:02,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:02,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:02,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,398 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:02,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:01" (1/1) ... [2019-11-27 15:56:03,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:03,036 INFO L168 Benchmark]: Toolchain (without parser) took 6321.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 717.8 MB in the end (delta: 232.4 MB). Peak memory consumption was 232.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,038 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. [2019-11-27 15:56:03,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4730.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.6 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,044 INFO L168 Benchmark]: Boogie Procedure Inliner took 812.75 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,049 INFO L168 Benchmark]: Boogie Preprocessor took 763.61 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 717.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:03,663 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 4730.91 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 826.6 MB in the end (delta: 123.6 MB). Peak memory consumption was 123.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 812.75 ms. Allocated memory is still 1.0 GB. Free memory was 826.6 MB in the beginning and 757.9 MB in the end (delta: 68.8 MB). Peak memory consumption was 68.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 763.61 ms. Allocated memory is still 1.0 GB. Free memory was 752.2 MB in the beginning and 717.8 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 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 0.1.24-509859d [2019-11-27 15:56:07,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:56:07,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:56:07,528 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:56:07,530 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:56:07,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:56:07,535 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:56:07,557 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:56:07,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:56:07,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:56:07,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:56:07,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:56:07,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:56:07,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:56:07,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:56:07,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:56:07,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:56:07,596 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:56:07,601 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:56:07,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:56:07,618 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:56:07,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:56:07,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:56:07,631 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:56:07,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:56:07,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:56:07,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:56:07,644 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:56:07,646 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:56:07,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:56:07,649 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:56:07,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:56:07,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:56:07,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:56:07,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:56:07,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:56:07,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:56:07,662 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:56:07,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:56:07,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:56:07,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:56:07,669 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:56:07,708 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:56:07,710 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:56:07,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:56:07,717 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:56:07,717 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:56:07,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:56:07,718 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:56:07,720 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:56:07,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:56:07,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:56:07,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:56:07,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:56:07,722 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:56:07,725 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:56:07,725 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:56:07,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:56:07,726 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:56:07,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:56:07,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:56:07,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:56:07,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:56:07,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:56:07,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:56:07,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:56:07,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:56:07,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:56:07,730 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:56:07,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:56:07,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:56:07,733 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:56:07,734 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 -> 8965fed88fa5c431c481974bdfa9e0e880178208 [2019-11-27 15:56:08,323 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:56:08,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:56:08,361 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:56:08,363 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:56:08,366 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:56:08,368 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label51.c [2019-11-27 15:56:08,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97112f9ed/866536a4d57b4157b90769f10c1abd66/FLAG28f876325 [2019-11-27 15:56:10,085 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:56:10,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label51.c [2019-11-27 15:56:10,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97112f9ed/866536a4d57b4157b90769f10c1abd66/FLAG28f876325 [2019-11-27 15:56:10,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97112f9ed/866536a4d57b4157b90769f10c1abd66 [2019-11-27 15:56:10,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:56:10,214 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:56:10,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:10,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:56:10,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:56:10,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:10, skipping insertion in model container [2019-11-27 15:56:10,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:56:10" (1/1) ... [2019-11-27 15:56:10,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:56:10,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:56:13,683 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:13,697 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:56:15,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:56:15,295 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:56:15,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15 WrapperNode [2019-11-27 15:56:15,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:56:15,301 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:15,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:56:15,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:56:15,328 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:15,453 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:15,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:56:15,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:56:15,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:56:15,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:56:15,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:15,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:15,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:15,949 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:16,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:16,239 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:16,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:56:15" (1/1) ... [2019-11-27 15:56:16,347 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:56:16,358 INFO L168 Benchmark]: Toolchain (without parser) took 6136.14 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 732.9 MB in the end (delta: 223.0 MB). Peak memory consumption was 223.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:16,359 INFO L168 Benchmark]: CDTParser took 0.39 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 15:56:16,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5084.02 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 790.3 MB in the end (delta: 165.6 MB). Peak memory consumption was 165.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:16,366 INFO L168 Benchmark]: Boogie Procedure Inliner took 551.85 ms. Allocated memory is still 1.0 GB. Free memory was 790.3 MB in the beginning and 761.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:16,372 INFO L168 Benchmark]: Boogie Preprocessor took 492.75 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 732.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:56:16,385 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 5084.02 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 790.3 MB in the end (delta: 165.6 MB). Peak memory consumption was 165.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 551.85 ms. Allocated memory is still 1.0 GB. Free memory was 790.3 MB in the beginning and 761.7 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 492.75 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 732.9 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...