./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem12_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label17.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 8e1267f947047495fcc46c38dd2cd90f911189c4 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem12_label17.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 8e1267f947047495fcc46c38dd2cd90f911189c4 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:52:15,177 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:15,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:15,203 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:15,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:15,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:15,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:15,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:15,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:15,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:15,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:15,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:15,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:15,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:15,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:15,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:15,253 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:15,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:15,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:15,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:15,266 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:15,267 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:15,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:15,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:15,279 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:15,281 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:15,281 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:15,283 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:15,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:15,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:15,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:15,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:15,289 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:15,292 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:15,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:15,294 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:15,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:15,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:15,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:15,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:15,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:15,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:52:15,334 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:15,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:15,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:15,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:15,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:15,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:15,342 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:15,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:52:15,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:15,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:15,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:15,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:15,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:15,344 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:15,344 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:15,344 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:15,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:15,347 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:15,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:15,347 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:15,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:15,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:15,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:15,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:15,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:15,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:15,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:52:15,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:52:15,350 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:15,350 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 -> 8e1267f947047495fcc46c38dd2cd90f911189c4 [2019-11-24 20:52:15,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:15,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:15,864 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:15,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:15,870 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:15,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label17.c [2019-11-24 20:52:15,978 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0055797a6/889eb5ef47e442c787cee52565fe861b/FLAGdff53e9d7 [2019-11-24 20:52:17,134 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:17,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label17.c [2019-11-24 20:52:17,194 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0055797a6/889eb5ef47e442c787cee52565fe861b/FLAGdff53e9d7 [2019-11-24 20:52:17,506 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0055797a6/889eb5ef47e442c787cee52565fe861b [2019-11-24 20:52:17,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:17,518 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:17,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:17,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:17,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:17,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:17,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f65d96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:17, skipping insertion in model container [2019-11-24 20:52:17,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:17" (1/1) ... [2019-11-24 20:52:17,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:17,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:19,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:19,645 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:20,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:20,660 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:20,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20 WrapperNode [2019-11-24 20:52:20,666 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:20,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:20,668 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:20,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:20,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:20,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,195 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:21,198 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:21,198 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:21,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:21,215 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:21,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:22,066 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:20" (1/1) ... [2019-11-24 20:52:22,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:22,221 INFO L168 Benchmark]: Toolchain (without parser) took 4699.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 913.0 MB in the end (delta: 35.8 MB). Peak memory consumption was 311.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:22,222 INFO L168 Benchmark]: CDTParser took 0.83 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. [2019-11-24 20:52:22,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3146.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.4 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:22,226 INFO L168 Benchmark]: Boogie Procedure Inliner took 530.20 ms. Allocated memory is still 1.0 GB. Free memory was 819.4 MB in the beginning and 744.9 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:22,228 INFO L168 Benchmark]: Boogie Preprocessor took 1014.96 ms. Allocated memory is still 1.0 GB. Free memory was 744.9 MB in the beginning and 913.0 MB in the end (delta: -168.1 MB). Peak memory consumption was 107.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:22,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 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 3146.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 819.4 MB in the end (delta: 129.4 MB). Peak memory consumption was 129.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 530.20 ms. Allocated memory is still 1.0 GB. Free memory was 819.4 MB in the beginning and 744.9 MB in the end (delta: 74.5 MB). Peak memory consumption was 74.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1014.96 ms. Allocated memory is still 1.0 GB. Free memory was 744.9 MB in the beginning and 913.0 MB in the end (delta: -168.1 MB). Peak memory consumption was 107.1 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 0.1.24-32f2683 [2019-11-24 20:52:25,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:52:25,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:52:25,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:52:25,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:52:25,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:52:25,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:52:25,075 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:52:25,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:52:25,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:52:25,090 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:52:25,093 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:52:25,093 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:52:25,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:52:25,097 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:52:25,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:52:25,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:52:25,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:52:25,107 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:52:25,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:52:25,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:52:25,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:52:25,127 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:52:25,129 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:52:25,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:52:25,136 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:52:25,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:52:25,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:52:25,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:52:25,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:52:25,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:52:25,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:52:25,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:52:25,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:52:25,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:52:25,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:52:25,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:52:25,154 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:52:25,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:52:25,155 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:52:25,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:52:25,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:52:25,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:52:25,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:52:25,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:52:25,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:52:25,192 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:52:25,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:52:25,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:52:25,193 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:52:25,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:52:25,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:52:25,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:52:25,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:52:25,195 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:52:25,195 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:52:25,195 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:52:25,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:52:25,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:52:25,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:52:25,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:52:25,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:52:25,200 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:52:25,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:52:25,200 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:52:25,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:52:25,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:52:25,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:52:25,201 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:52:25,201 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:52:25,201 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:52:25,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:52:25,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:52:25,203 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 -> 8e1267f947047495fcc46c38dd2cd90f911189c4 [2019-11-24 20:52:25,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:52:25,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:52:25,649 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:52:25,651 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:52:25,655 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:52:25,655 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem12_label17.c [2019-11-24 20:52:25,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebdab6a0f/165adbe52dd94b7a981dc0927379a64f/FLAG3ded98ef5 [2019-11-24 20:52:26,889 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:52:26,893 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem12_label17.c [2019-11-24 20:52:26,965 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebdab6a0f/165adbe52dd94b7a981dc0927379a64f/FLAG3ded98ef5 [2019-11-24 20:52:27,306 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebdab6a0f/165adbe52dd94b7a981dc0927379a64f [2019-11-24 20:52:27,312 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:52:27,315 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:52:27,318 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:27,318 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:52:27,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:52:27,328 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:27" (1/1) ... [2019-11-24 20:52:27,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:27, skipping insertion in model container [2019-11-24 20:52:27,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:52:27" (1/1) ... [2019-11-24 20:52:27,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:52:27,544 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:52:29,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:29,662 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:52:30,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:52:30,705 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:52:30,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30 WrapperNode [2019-11-24 20:52:30,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:52:30,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:30,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:52:30,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:52:30,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:30,816 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:31,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:52:31,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:52:31,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:52:31,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:52:31,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:31,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:31,119 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:31,120 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:31,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:31,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:31,402 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:52:30" (1/1) ... [2019-11-24 20:52:31,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:52:31,723 INFO L168 Benchmark]: Toolchain (without parser) took 4401.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 942.9 MB in the end (delta: 5.9 MB). Peak memory consumption was 286.8 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:31,724 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-24 20:52:31,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3391.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 773.6 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:31,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 348.30 ms. Allocated memory is still 1.0 GB. Free memory was 773.6 MB in the beginning and 739.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:31,734 INFO L168 Benchmark]: Boogie Preprocessor took 656.74 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 942.9 MB in the end (delta: -203.7 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:52:31,742 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 3391.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 773.6 MB in the end (delta: 175.2 MB). Peak memory consumption was 175.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 348.30 ms. Allocated memory is still 1.0 GB. Free memory was 773.6 MB in the beginning and 739.2 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 656.74 ms. Allocated memory is still 1.0 GB. Free memory was 739.2 MB in the beginning and 942.9 MB in the end (delta: -203.7 MB). Peak memory consumption was 77.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...