./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label22.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/Problem15_label22.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 50b549e2f73fe51b24936a5d5f673a484276b351 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label22.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 50b549e2f73fe51b24936a5d5f673a484276b351 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:36:09,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:09,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:09,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:09,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:09,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:09,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:09,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:09,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:09,217 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:09,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:09,225 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:09,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:09,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:09,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:09,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:09,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:09,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:09,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:09,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:09,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:09,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:09,285 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:09,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:09,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:09,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:09,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:09,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:09,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:09,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:09,307 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:09,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:09,312 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:09,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:09,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:09,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:09,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:09,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:09,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:09,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:09,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:09,328 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:09,373 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:09,374 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:09,381 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:09,381 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:09,382 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:09,382 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:09,384 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:09,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:09,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:09,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:09,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:09,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:09,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:09,390 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:09,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:09,391 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:09,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:09,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:09,392 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:09,394 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:09,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:09,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:09,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:09,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:09,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:09,400 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:09,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:09,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:09,402 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 -> 50b549e2f73fe51b24936a5d5f673a484276b351 [2019-11-27 09:36:09,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:09,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:09,990 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:09,992 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:09,995 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:09,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2019-11-27 09:36:10,162 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c703a95/5a3bd1a3d4cd4907a2b9b80a88bc29b4/FLAGb97ff5d20 [2019-11-27 09:36:11,668 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:11,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2019-11-27 09:36:11,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c703a95/5a3bd1a3d4cd4907a2b9b80a88bc29b4/FLAGb97ff5d20 [2019-11-27 09:36:11,759 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c703a95/5a3bd1a3d4cd4907a2b9b80a88bc29b4 [2019-11-27 09:36:11,765 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:11,772 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:11,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:11,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:11,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:11,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:11,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:11, skipping insertion in model container [2019-11-27 09:36:11,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:11" (1/1) ... [2019-11-27 09:36:11,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:11,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:13,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:13,777 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:14,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:14,373 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:14,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14 WrapperNode [2019-11-27 09:36:14,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:14,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:14,380 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:14,380 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:14,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:14,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:14,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:14,820 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:14,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:14,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:14,844 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:14,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:14,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:14,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:15,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:15,305 INFO L168 Benchmark]: Toolchain (without parser) took 3527.79 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 857.1 MB in the end (delta: 98.8 MB). Peak memory consumption was 98.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:15,306 INFO L168 Benchmark]: CDTParser took 1.84 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 09:36:15,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2602.95 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 914.9 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:15,312 INFO L168 Benchmark]: Boogie Procedure Inliner took 442.84 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 880.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:15,317 INFO L168 Benchmark]: Boogie Preprocessor took 476.03 ms. Allocated memory is still 1.0 GB. Free memory was 880.5 MB in the beginning and 857.1 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:15,327 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.84 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 2602.95 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 914.9 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 442.84 ms. Allocated memory is still 1.0 GB. Free memory was 914.9 MB in the beginning and 880.5 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 476.03 ms. Allocated memory is still 1.0 GB. Free memory was 880.5 MB in the beginning and 857.1 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 09:36:19,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:19,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:19,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:19,335 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:19,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:19,344 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:19,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:19,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:19,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:19,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:19,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:19,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:19,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:19,392 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:19,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:19,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:19,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:19,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:19,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:19,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:19,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:19,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:19,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:19,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:19,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:19,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:19,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:19,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:19,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:19,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:19,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:19,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:19,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:19,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:19,475 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:19,476 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:19,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:19,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:19,480 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:19,485 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:19,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:19,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:19,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:19,531 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:19,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:19,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:19,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:19,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:19,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:19,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:19,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:19,538 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:19,538 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:19,539 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:19,540 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:19,540 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:19,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:19,542 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:19,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:19,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:19,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:19,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:19,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:19,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:19,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:19,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:19,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:19,548 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:19,551 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:19,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:19,552 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:19,553 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 -> 50b549e2f73fe51b24936a5d5f673a484276b351 [2019-11-27 09:36:20,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:20,182 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:20,190 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:20,195 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:20,196 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:20,200 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2019-11-27 09:36:20,359 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705f15060/39d23d2b384e444e94ede3302d0c002c/FLAG6bd46484d [2019-11-27 09:36:21,816 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:21,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label22.c [2019-11-27 09:36:21,863 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705f15060/39d23d2b384e444e94ede3302d0c002c/FLAG6bd46484d [2019-11-27 09:36:21,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705f15060/39d23d2b384e444e94ede3302d0c002c [2019-11-27 09:36:21,920 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:21,922 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:21,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:21,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:21,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:21,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,945 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 27.11 09:36:21, skipping insertion in model container [2019-11-27 09:36:21,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:21" (1/1) ... [2019-11-27 09:36:21,955 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:22,145 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:24,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:24,203 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:24,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:24,983 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:24,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24 WrapperNode [2019-11-27 09:36:24,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:24,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:24,991 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:24,991 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:25,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,083 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:25,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:25,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:25,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:25,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,348 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:25,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:25,568 INFO L168 Benchmark]: Toolchain (without parser) took 3639.53 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 851.9 MB in the end (delta: 104.0 MB). Peak memory consumption was 104.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,569 INFO L168 Benchmark]: CDTParser took 0.41 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 09:36:25,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3063.32 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 880.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,575 INFO L168 Benchmark]: Boogie Procedure Inliner took 292.96 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,579 INFO L168 Benchmark]: Boogie Preprocessor took 277.86 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:25,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 3063.32 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 880.6 MB in the end (delta: 75.2 MB). Peak memory consumption was 75.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 292.96 ms. Allocated memory is still 1.0 GB. Free memory was 880.6 MB in the beginning and 869.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 277.86 ms. Allocated memory is still 1.0 GB. Free memory was 869.2 MB in the beginning and 851.9 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...