./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label30.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/Problem06_label30.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 9900d13cc459b6d08de09f4270f837516a8a14dc .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label30.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 9900d13cc459b6d08de09f4270f837516a8a14dc .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:29:49,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:29:50,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:29:50,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:29:50,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:29:50,051 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:29:50,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:29:50,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:29:50,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:29:50,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:29:50,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:29:50,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:29:50,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:29:50,096 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:29:50,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:29:50,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:29:50,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:29:50,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:29:50,119 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:29:50,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:29:50,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:29:50,143 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:29:50,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:29:50,152 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:29:50,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:29:50,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:29:50,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:29:50,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:29:50,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:29:50,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:29:50,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:29:50,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:29:50,174 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:29:50,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:29:50,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:29:50,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:29:50,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:29:50,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:29:50,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:29:50,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:29:50,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:29:50,197 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:29:50,238 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:29:50,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:29:50,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:29:50,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:29:50,249 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:29:50,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:29:50,250 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:29:50,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:29:50,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:29:50,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:29:50,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:29:50,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:29:50,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:29:50,257 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:29:50,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:29:50,258 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:29:50,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:29:50,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:29:50,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:29:50,259 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:29:50,259 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:29:50,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:29:50,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:29:50,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:29:50,262 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:29:50,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:29:50,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:29:50,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:29:50,265 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 -> 9900d13cc459b6d08de09f4270f837516a8a14dc [2019-11-25 22:29:50,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:29:50,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:29:50,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:29:50,990 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:29:50,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:29:50,994 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-25 22:29:51,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac2b7ba9/5cece6d7e6804126abd15a2fe1a564e7/FLAGa5eedb56a [2019-11-25 22:29:53,242 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:29:53,244 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-25 22:29:53,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac2b7ba9/5cece6d7e6804126abd15a2fe1a564e7/FLAGa5eedb56a [2019-11-25 22:29:53,396 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6ac2b7ba9/5cece6d7e6804126abd15a2fe1a564e7 [2019-11-25 22:29:53,405 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:29:53,407 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:29:53,411 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:29:53,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:29:53,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:29:53,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:53" (1/1) ... [2019-11-25 22:29:53,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:29:53, skipping insertion in model container [2019-11-25 22:29:53,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:29:53" (1/1) ... [2019-11-25 22:29:53,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:29:53,922 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:29:58,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:29:58,530 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:01,003 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:01,131 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:01,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01 WrapperNode [2019-11-25 22:30:01,136 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:01,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:01,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:01,137 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:01,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:01,286 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:01,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:01,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:01,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:01,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:01,854 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:01,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:01,961 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:01,964 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:02,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:02,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:02,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:01" (1/1) ... [2019-11-25 22:30:02,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:02,572 INFO L168 Benchmark]: Toolchain (without parser) took 9158.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 777.9 MB in the end (delta: 160.9 MB). Peak memory consumption was 160.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:02,575 INFO L168 Benchmark]: CDTParser took 1.79 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. [2019-11-25 22:30:02,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7724.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 907.4 MB in the end (delta: 31.4 MB). Peak memory consumption was 278.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:02,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 691.20 ms. Allocated memory is still 1.0 GB. Free memory was 907.4 MB in the beginning and 828.8 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:02,583 INFO L168 Benchmark]: Boogie Preprocessor took 734.42 ms. Allocated memory is still 1.0 GB. Free memory was 828.8 MB in the beginning and 777.9 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:02,595 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.79 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 7724.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 907.4 MB in the end (delta: 31.4 MB). Peak memory consumption was 278.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 691.20 ms. Allocated memory is still 1.0 GB. Free memory was 907.4 MB in the beginning and 828.8 MB in the end (delta: 78.5 MB). Peak memory consumption was 78.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 734.42 ms. Allocated memory is still 1.0 GB. Free memory was 828.8 MB in the beginning and 777.9 MB in the end (delta: 50.9 MB). Peak memory consumption was 50.9 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 22:30:06,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:30:06,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:30:06,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:30:06,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:30:06,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:30:06,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:30:06,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:30:06,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:30:06,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:30:06,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:30:06,549 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:30:06,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:30:06,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:30:06,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:30:06,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:30:06,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:30:06,572 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:30:06,579 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:30:06,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:30:06,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:30:06,602 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:30:06,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:30:06,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:30:06,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:30:06,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:30:06,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:30:06,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:30:06,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:30:06,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:30:06,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:30:06,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:30:06,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:30:06,637 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:30:06,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:30:06,642 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:30:06,643 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:30:06,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:30:06,647 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:30:06,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:30:06,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:30:06,658 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:30:06,703 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:30:06,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:30:06,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:30:06,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:30:06,711 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:30:06,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:30:06,714 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:30:06,715 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:30:06,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:30:06,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:30:06,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:30:06,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:30:06,719 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:30:06,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:30:06,723 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:30:06,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:30:06,724 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:30:06,724 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:30:06,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:30:06,725 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:30:06,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:30:06,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:30:06,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:30:06,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:30:06,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:30:06,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:30:06,729 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:30:06,729 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:30:06,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:30:06,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:30:06,732 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 -> 9900d13cc459b6d08de09f4270f837516a8a14dc [2019-11-25 22:30:07,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:30:07,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:30:07,415 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:30:07,417 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:30:07,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:30:07,422 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-25 22:30:07,602 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72fa29be3/8416005569954687b96a0aaf883aef08/FLAG3663081bb [2019-11-25 22:30:09,580 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:30:09,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label30.c [2019-11-25 22:30:09,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72fa29be3/8416005569954687b96a0aaf883aef08/FLAG3663081bb [2019-11-25 22:30:09,728 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72fa29be3/8416005569954687b96a0aaf883aef08 [2019-11-25 22:30:09,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:30:09,743 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:30:09,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:09,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:30:09,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:30:09,760 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:09" (1/1) ... [2019-11-25 22:30:09,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a467b12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:09, skipping insertion in model container [2019-11-25 22:30:09,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:30:09" (1/1) ... [2019-11-25 22:30:09,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:30:10,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:30:15,211 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:15,233 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:30:17,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:30:17,862 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:30:17,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17 WrapperNode [2019-11-25 22:30:17,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:30:17,870 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:17,870 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:30:17,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:30:17,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:18,064 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:18,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:30:18,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:30:18,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:30:18,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:30:18,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:18,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:18,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:18,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:19,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:19,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:19,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:30:17" (1/1) ... [2019-11-25 22:30:19,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:30:19,520 INFO L168 Benchmark]: Toolchain (without parser) took 9773.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 759.3 MB in the end (delta: 172.3 MB). Peak memory consumption was 172.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:19,521 INFO L168 Benchmark]: CDTParser took 0.34 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 22:30:19,524 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8121.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 887.3 MB in the end (delta: 44.4 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:19,527 INFO L168 Benchmark]: Boogie Procedure Inliner took 777.89 ms. Allocated memory is still 1.0 GB. Free memory was 887.3 MB in the beginning and 821.6 MB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:19,530 INFO L168 Benchmark]: Boogie Preprocessor took 865.33 ms. Allocated memory is still 1.0 GB. Free memory was 821.6 MB in the beginning and 759.3 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:30:19,541 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 8121.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 887.3 MB in the end (delta: 44.4 MB). Peak memory consumption was 268.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 777.89 ms. Allocated memory is still 1.0 GB. Free memory was 887.3 MB in the beginning and 821.6 MB in the end (delta: 65.6 MB). Peak memory consumption was 65.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 865.33 ms. Allocated memory is still 1.0 GB. Free memory was 821.6 MB in the beginning and 759.3 MB in the end (delta: 62.3 MB). Peak memory consumption was 62.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...