./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label47.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/Problem01_label47.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 db6e7a7f3be179438223abf82c6cabe8d26d1cb7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label47.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 db6e7a7f3be179438223abf82c6cabe8d26d1cb7 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:25:50,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:50,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:50,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:50,050 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:50,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:50,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:50,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:50,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:50,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:50,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:50,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:50,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:50,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:50,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:50,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:50,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:50,114 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:50,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:50,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:50,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:50,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:50,144 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:50,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:50,158 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:50,159 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:50,159 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:50,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:50,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:50,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:50,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:50,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:50,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:50,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:50,177 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:50,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:50,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:50,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:50,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:50,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:50,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:50,193 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:50,237 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:50,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:50,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:50,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:50,244 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:50,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:50,245 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:50,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:50,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:50,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:50,249 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:50,249 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:50,250 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:50,250 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:50,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:50,252 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:50,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:50,255 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:50,255 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:50,256 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:50,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:50,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:50,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:50,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:50,260 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:50,260 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:50,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:50,261 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:50,261 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 -> db6e7a7f3be179438223abf82c6cabe8d26d1cb7 [2019-11-25 22:25:50,832 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:50,864 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:50,873 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:50,875 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:50,879 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:50,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-25 22:25:51,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fa16d663/c393fd57d96a46248d126726a2c3b86e/FLAGf10950e24 [2019-11-25 22:25:52,329 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:52,330 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-25 22:25:52,360 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fa16d663/c393fd57d96a46248d126726a2c3b86e/FLAGf10950e24 [2019-11-25 22:25:52,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fa16d663/c393fd57d96a46248d126726a2c3b86e [2019-11-25 22:25:52,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:52,411 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:52,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:52,415 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:52,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:52,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:52" (1/1) ... [2019-11-25 22:25:52,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f04805a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:52, skipping insertion in model container [2019-11-25 22:25:52,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:52" (1/1) ... [2019-11-25 22:25:52,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:52,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:53,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:53,617 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:53,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:53,931 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:53,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53 WrapperNode [2019-11-25 22:25:53,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:53,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:53,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:53,938 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:53,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,012 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:54,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:54,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:54,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:54,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,210 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:53" (1/1) ... [2019-11-25 22:25:54,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:54,380 INFO L168 Benchmark]: Toolchain (without parser) took 1959.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.6 MB in the end (delta: 51.7 kB). Peak memory consumption was 117.3 kB. Max. memory is 12.5 GB. [2019-11-25 22:25:54,383 INFO L168 Benchmark]: CDTParser took 0.36 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 22:25:54,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1520.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:54,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 230.10 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:54,398 INFO L168 Benchmark]: Boogie Preprocessor took 200.73 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:54,417 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1520.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.1 MB in the end (delta: -11.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 230.10 ms. Allocated memory is still 1.0 GB. Free memory was 973.1 MB in the beginning and 967.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.73 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:25:58,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:58,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:58,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:58,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:58,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:58,349 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:58,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:58,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:58,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:58,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:58,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:58,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:58,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:58,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:58,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:58,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:58,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:58,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:58,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:58,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:58,427 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:58,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:58,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:58,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:58,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:58,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:58,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:58,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:58,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:58,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:58,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:58,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:58,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:58,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:58,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:58,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:58,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:58,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:58,473 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:58,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:58,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:58,526 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:58,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:58,535 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:58,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:58,536 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:58,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:58,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:58,537 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:58,538 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:58,538 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:58,539 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:58,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:58,541 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:58,542 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:58,544 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:58,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:58,544 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:58,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:58,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:58,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:58,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:58,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:58,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:58,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:58,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:58,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:58,551 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:58,551 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:58,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:58,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:58,555 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 -> db6e7a7f3be179438223abf82c6cabe8d26d1cb7 [2019-11-25 22:25:59,147 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:59,179 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:59,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:59,192 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:59,194 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:59,198 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-25 22:25:59,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d88f94e05/abfa89f9f67d4223a2c1e11c86b429cb/FLAG3473f015d [2019-11-25 22:26:00,616 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:26:00,622 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label47.c [2019-11-25 22:26:00,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d88f94e05/abfa89f9f67d4223a2c1e11c86b429cb/FLAG3473f015d [2019-11-25 22:26:00,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d88f94e05/abfa89f9f67d4223a2c1e11c86b429cb [2019-11-25 22:26:00,700 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:26:00,707 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:26:00,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:00,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:26:00,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:26:00,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:00" (1/1) ... [2019-11-25 22:26:00,729 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:00, skipping insertion in model container [2019-11-25 22:26:00,729 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:26:00" (1/1) ... [2019-11-25 22:26:00,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:26:00,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:26:01,941 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:01,958 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:26:02,238 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:26:02,281 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:26:02,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02 WrapperNode [2019-11-25 22:26:02,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:26:02,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:02,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:26:02,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:26:02,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,363 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,525 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:26:02,525 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:26:02,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:26:02,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:26:02,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:26:02" (1/1) ... [2019-11-25 22:26:02,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:26:02,738 INFO L168 Benchmark]: Toolchain (without parser) took 2019.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.7 MB in the end (delta: 11.0 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:02,739 INFO L168 Benchmark]: CDTParser took 0.52 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 22:26:02,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1574.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -493.0 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:02,747 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.27 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:02,748 INFO L168 Benchmark]: Boogie Preprocessor took 197.15 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:26:02,761 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 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 1574.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 962.2 MB in the end (delta: -493.0 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 238.27 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.15 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...