./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label48.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem15_label48.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 445375ab232bbd8f102389528d7e513e7262690f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label48.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 445375ab232bbd8f102389528d7e513e7262690f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:49:17,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:17,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:17,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:17,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:17,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:17,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:17,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:17,125 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:17,130 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:17,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:17,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:17,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:17,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:17,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:17,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:17,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:17,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:17,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:17,178 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:17,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:17,193 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:17,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:17,199 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:17,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:17,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:17,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:17,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:17,214 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:17,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:17,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:17,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:17,221 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:17,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:17,227 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:17,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:17,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:17,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:17,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:17,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:17,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:17,240 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:49:17,281 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:17,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:17,286 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:17,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:17,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:17,288 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:17,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:17,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:49:17,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:17,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:17,293 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:17,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:17,294 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:17,294 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:17,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:17,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:17,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:17,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:17,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:17,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:17,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:17,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:17,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:17,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:17,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:17,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:49:17,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:49:17,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:17,305 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 -> 445375ab232bbd8f102389528d7e513e7262690f [2019-11-26 16:49:17,907 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:17,939 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:17,943 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:17,949 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:17,951 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:17,952 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label48.c [2019-11-26 16:49:18,110 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b866c3a/e2b2a11ad2ba482fab33577a5e0fb102/FLAGa0459ad8e [2019-11-26 16:49:19,570 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:19,577 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label48.c [2019-11-26 16:49:19,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b866c3a/e2b2a11ad2ba482fab33577a5e0fb102/FLAGa0459ad8e [2019-11-26 16:49:19,667 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25b866c3a/e2b2a11ad2ba482fab33577a5e0fb102 [2019-11-26 16:49:19,677 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:19,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:19,684 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:19,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:19,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:19,696 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:19" (1/1) ... [2019-11-26 16:49:19,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:19, skipping insertion in model container [2019-11-26 16:49:19,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:19" (1/1) ... [2019-11-26 16:49:19,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:19,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:21,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:21,760 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:22,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:22,405 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:22,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22 WrapperNode [2019-11-26 16:49:22,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:22,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:22,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:22,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:22,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:22,524 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:22,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:22,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:22,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:22,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:22,905 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:22,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:22,949 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:22,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:23,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:23,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:23,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:22" (1/1) ... [2019-11-26 16:49:23,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:23,385 INFO L168 Benchmark]: Toolchain (without parser) took 3700.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 863.5 MB in the end (delta: 98.0 MB). Peak memory consumption was 98.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:23,386 INFO L168 Benchmark]: CDTParser took 1.30 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. [2019-11-26 16:49:23,389 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2726.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 920.8 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:23,392 INFO L168 Benchmark]: Boogie Procedure Inliner took 469.66 ms. Allocated memory is still 1.0 GB. Free memory was 920.8 MB in the beginning and 880.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:23,396 INFO L168 Benchmark]: Boogie Preprocessor took 496.10 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:23,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 2726.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.6 MB in the beginning and 920.8 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 469.66 ms. Allocated memory is still 1.0 GB. Free memory was 920.8 MB in the beginning and 880.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 496.10 ms. Allocated memory is still 1.0 GB. Free memory was 880.7 MB in the beginning and 863.5 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 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 0.1.24-025d5a2 [2019-11-26 16:49:27,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:49:27,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:49:27,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:49:27,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:49:27,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:49:27,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:49:27,327 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:49:27,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:49:27,336 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:49:27,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:49:27,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:49:27,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:49:27,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:49:27,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:49:27,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:49:27,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:49:27,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:49:27,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:49:27,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:49:27,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:49:27,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:49:27,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:49:27,403 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:49:27,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:49:27,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:49:27,414 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:49:27,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:49:27,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:49:27,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:49:27,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:49:27,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:49:27,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:49:27,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:49:27,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:49:27,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:49:27,434 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:49:27,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:49:27,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:49:27,437 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:49:27,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:49:27,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:49:27,486 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:49:27,486 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:49:27,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:49:27,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:49:27,492 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:49:27,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:49:27,495 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:49:27,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:49:27,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:49:27,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:49:27,497 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:49:27,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:49:27,498 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:49:27,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:49:27,499 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:49:27,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:49:27,501 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:49:27,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:49:27,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:49:27,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:49:27,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:49:27,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:49:27,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:49:27,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:49:27,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:49:27,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:49:27,509 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:49:27,509 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:49:27,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:49:27,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:49:27,511 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 -> 445375ab232bbd8f102389528d7e513e7262690f [2019-11-26 16:49:28,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:49:28,063 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:49:28,069 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:49:28,074 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:49:28,078 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:49:28,079 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label48.c [2019-11-26 16:49:28,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cedd92d5d/a1087f2dc1fd47379a78975a65ec87a1/FLAG08e33df84 [2019-11-26 16:49:29,713 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:49:29,715 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label48.c [2019-11-26 16:49:29,757 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cedd92d5d/a1087f2dc1fd47379a78975a65ec87a1/FLAG08e33df84 [2019-11-26 16:49:29,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cedd92d5d/a1087f2dc1fd47379a78975a65ec87a1 [2019-11-26 16:49:29,808 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:49:29,811 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:49:29,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:29,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:49:29,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:49:29,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:29" (1/1) ... [2019-11-26 16:49:29,837 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 26.11 04:49:29, skipping insertion in model container [2019-11-26 16:49:29,838 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:49:29" (1/1) ... [2019-11-26 16:49:29,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:49:30,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:49:32,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:32,171 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:49:32,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:49:32,887 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:49:32,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32 WrapperNode [2019-11-26 16:49:32,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:49:32,895 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:32,896 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:49:32,896 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:49:32,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,007 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:49:33,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:49:33,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:49:33,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:49:33,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,278 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,419 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:49:32" (1/1) ... [2019-11-26 16:49:33,544 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:49:33,554 INFO L168 Benchmark]: Toolchain (without parser) took 3738.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 852.0 MB in the end (delta: 103.8 MB). Peak memory consumption was 103.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:33,555 INFO L168 Benchmark]: CDTParser took 0.48 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. [2019-11-26 16:49:33,558 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3073.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.4 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:33,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 314.54 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 863.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:33,563 INFO L168 Benchmark]: Boogie Preprocessor took 334.04 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:49:33,572 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 3073.90 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 886.4 MB in the end (delta: 69.4 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 314.54 ms. Allocated memory is still 1.0 GB. Free memory was 886.4 MB in the beginning and 863.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 334.04 ms. Allocated memory is still 1.0 GB. Free memory was 863.5 MB in the beginning and 852.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...