./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label56.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem14_label56.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 e9cb47dfcab4e8958dc3827a8528d9b3c5f1ed59 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem14_label56.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 e9cb47dfcab4e8958dc3827a8528d9b3c5f1ed59 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:51,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:51,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:51,234 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:51,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:51,236 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:51,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:51,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:51,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:51,263 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:51,265 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:51,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:51,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:51,273 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:51,274 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:51,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:51,279 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:51,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:51,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:51,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:51,294 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:51,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:51,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:51,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:51,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:51,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:51,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:51,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:51,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:51,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:51,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:51,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:51,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:51,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:51,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:51,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:51,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:51,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:51,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:51,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:51,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:51,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:51,360 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:51,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:51,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:51,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:51,364 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:51,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:51,365 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:51,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:51,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:51,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:51,368 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:51,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:51,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:51,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:51,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:51,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:51,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:51,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:51,372 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:51,372 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:51,372 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:51,372 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:51,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:51,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:51,373 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:51,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:51,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:51,374 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:51,374 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 -> e9cb47dfcab4e8958dc3827a8528d9b3c5f1ed59 [2019-11-27 09:35:51,818 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:51,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:51,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:51,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:51,849 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:51,850 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label56.c [2019-11-27 09:35:51,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6344751/51658592e6e042a28ae9a07e205af0e9/FLAG1c77e1ee4 [2019-11-27 09:35:52,824 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:52,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label56.c [2019-11-27 09:35:52,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6344751/51658592e6e042a28ae9a07e205af0e9/FLAG1c77e1ee4 [2019-11-27 09:35:52,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec6344751/51658592e6e042a28ae9a07e205af0e9 [2019-11-27 09:35:52,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:52,995 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:53,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:53,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:53,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:53,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:53,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59130246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:53, skipping insertion in model container [2019-11-27 09:35:53,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:52" (1/1) ... [2019-11-27 09:35:53,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:53,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:53,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:53,952 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:54,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:54,211 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:54,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54 WrapperNode [2019-11-27 09:35:54,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:54,216 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:54,218 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:54,218 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:54,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,271 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,390 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:54,393 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:54,393 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:54,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:54,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:54" (1/1) ... [2019-11-27 09:35:54,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:54,547 INFO L168 Benchmark]: Toolchain (without parser) took 1548.36 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 949.1 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:54,548 INFO L168 Benchmark]: CDTParser took 1.61 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 09:35:54,551 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1211.49 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 960.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:54,552 INFO L168 Benchmark]: Boogie Procedure Inliner took 176.76 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:54,554 INFO L168 Benchmark]: Boogie Preprocessor took 148.60 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:54,563 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.61 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 1211.49 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 960.5 MB in the end (delta: 1.2 MB). Peak memory consumption was 27.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 176.76 ms. Allocated memory is still 1.0 GB. Free memory was 960.5 MB in the beginning and 954.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.60 ms. Allocated memory is still 1.0 GB. Free memory was 954.8 MB in the beginning and 949.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:57,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:57,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:57,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:57,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:57,288 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:57,292 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:57,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:57,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:57,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:57,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:57,323 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:57,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:57,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:57,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:57,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:57,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:57,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:57,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:57,344 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:57,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:57,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:57,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:57,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:57,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:57,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:57,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:57,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:57,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:57,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:57,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:57,375 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:57,376 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:57,377 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:57,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:57,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:57,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:57,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:57,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:57,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:57,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:57,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:57,417 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:57,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:57,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:57,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:57,421 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:57,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:57,423 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:57,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:57,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:57,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:57,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:57,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:57,426 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:57,427 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:57,427 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:57,427 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:57,427 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:57,429 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:57,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:57,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:57,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:57,430 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:57,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:57,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:57,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:57,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:57,432 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:57,432 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:57,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:57,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:57,434 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 -> e9cb47dfcab4e8958dc3827a8528d9b3c5f1ed59 [2019-11-27 09:35:57,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:57,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:57,843 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:57,848 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:57,849 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:57,850 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label56.c [2019-11-27 09:35:57,952 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad58d4a5b/400cb39af9604451aaed4a8017c5cbea/FLAGd214af2fd [2019-11-27 09:35:58,832 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:58,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label56.c [2019-11-27 09:35:58,860 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad58d4a5b/400cb39af9604451aaed4a8017c5cbea/FLAGd214af2fd [2019-11-27 09:35:58,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad58d4a5b/400cb39af9604451aaed4a8017c5cbea [2019-11-27 09:35:58,985 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:58,987 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:58,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:58,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:59,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:59,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:58" (1/1) ... [2019-11-27 09:35:59,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f858ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:59, skipping insertion in model container [2019-11-27 09:35:59,007 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:58" (1/1) ... [2019-11-27 09:35:59,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:59,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:59,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:59,983 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:00,217 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:00,246 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:00,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00 WrapperNode [2019-11-27 09:36:00,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:00,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:00,253 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:00,253 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:00,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:00,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:00,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:00,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:00,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,533 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:00" (1/1) ... [2019-11-27 09:36:00,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:00,580 INFO L168 Benchmark]: Toolchain (without parser) took 1589.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.2 MB in the end (delta: 12.5 MB). Peak memory consumption was 12.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:00,581 INFO L168 Benchmark]: CDTParser took 0.22 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 09:36:00,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1255.98 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 960.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:00,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 171.16 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:00,587 INFO L168 Benchmark]: Boogie Preprocessor took 153.23 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:00,595 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1255.98 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 960.7 MB in the end (delta: 1.0 MB). Peak memory consumption was 26.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 171.16 ms. Allocated memory is still 1.0 GB. Free memory was 960.7 MB in the beginning and 954.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 153.23 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 949.2 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...