./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem19_label08.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 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label08.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 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:57,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:57,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:57,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:57,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:57,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:57,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:57,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:57,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:57,264 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:57,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:57,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:57,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:57,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:57,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:57,284 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:57,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:57,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:57,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:57,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:57,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:57,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:57,317 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:57,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:57,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:57,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:57,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:57,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:57,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:57,337 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:57,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:57,340 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:57,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:57,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:57,347 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:57,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:57,352 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:57,353 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:57,353 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:57,354 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:57,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:57,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:57,409 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:57,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:57,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:57,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:57,423 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:57,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:57,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:57,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:57,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:57,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:57,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:57,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:57,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:57,432 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:57,432 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:57,432 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:57,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:57,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:57,435 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:57,435 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:57,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:57,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:57,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:57,438 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:57,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:57,440 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:57,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:57,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:57,441 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 -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 [2019-11-25 22:43:58,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:58,114 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:58,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:58,124 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:58,126 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:58,130 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-25 22:43:58,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eec2d5366/98df5abea71a4fc9a934590a56f262dc/FLAG039ce4bc9 [2019-11-25 22:44:00,192 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:00,196 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-25 22:44:00,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eec2d5366/98df5abea71a4fc9a934590a56f262dc/FLAG039ce4bc9 [2019-11-25 22:44:00,375 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eec2d5366/98df5abea71a4fc9a934590a56f262dc [2019-11-25 22:44:00,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:00,387 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:00,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:00,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:00,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:00,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:00" (1/1) ... [2019-11-25 22:44:00,413 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 25.11 10:44:00, skipping insertion in model container [2019-11-25 22:44:00,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:00" (1/1) ... [2019-11-25 22:44:00,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:00,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:05,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:05,161 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:07,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:07,780 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:07,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07 WrapperNode [2019-11-25 22:44:07,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:07,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:07,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:07,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:07,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:07,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:09,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:09,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:09,220 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:09,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:09,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:09,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:09,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:09,520 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:11,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:11,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:11,475 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:07" (1/1) ... [2019-11-25 22:44:11,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:11,923 INFO L168 Benchmark]: Toolchain (without parser) took 11526.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 774.8 MB in the end (delta: 158.3 MB). Peak memory consumption was 387.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:11,924 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:44:11,925 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7392.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 870.4 MB in the end (delta: 62.6 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:11,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 1433.84 ms. Allocated memory is still 1.0 GB. Free memory was 870.4 MB in the beginning and 709.1 MB in the end (delta: 161.3 MB). Peak memory consumption was 161.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:11,934 INFO L168 Benchmark]: Boogie Preprocessor took 2692.20 ms. Allocated memory is still 1.0 GB. Free memory was 709.1 MB in the beginning and 774.8 MB in the end (delta: -65.7 MB). Peak memory consumption was 163.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:11,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 7392.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 870.4 MB in the end (delta: 62.6 MB). Peak memory consumption was 272.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1433.84 ms. Allocated memory is still 1.0 GB. Free memory was 870.4 MB in the beginning and 709.1 MB in the end (delta: 161.3 MB). Peak memory consumption was 161.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2692.20 ms. Allocated memory is still 1.0 GB. Free memory was 709.1 MB in the beginning and 774.8 MB in the end (delta: -65.7 MB). Peak memory consumption was 163.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:44:15,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:44:15,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:44:15,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:44:15,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:44:15,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:44:15,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:44:15,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:44:15,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:44:15,888 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:44:15,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:44:15,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:44:15,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:44:15,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:44:15,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:44:15,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:44:15,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:44:15,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:44:15,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:44:15,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:44:15,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:44:15,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:44:15,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:44:15,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:44:15,964 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:44:15,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:44:15,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:44:15,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:44:15,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:44:15,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:44:15,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:44:15,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:44:15,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:44:15,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:44:15,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:44:15,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:44:15,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:44:15,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:44:15,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:44:15,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:44:15,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:44:15,994 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:44:16,031 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:44:16,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:44:16,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:44:16,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:44:16,040 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:44:16,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:44:16,042 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:44:16,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:44:16,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:44:16,043 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:44:16,044 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:44:16,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:44:16,047 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:44:16,048 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:44:16,048 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:44:16,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:44:16,049 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:44:16,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:44:16,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:44:16,052 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:44:16,053 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:44:16,053 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:44:16,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:44:16,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:44:16,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:44:16,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:44:16,055 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:44:16,057 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:44:16,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:44:16,057 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:44:16,059 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 -> 6167e06e79b1376bafabcdc3a720cccd5ebe7ff3 [2019-11-25 22:44:16,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:44:16,684 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:44:16,690 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:44:16,695 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:44:16,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:44:16,703 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-25 22:44:16,862 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3fd979c1/881ab338c7c745b2b27efdb876484946/FLAG67c92348c [2019-11-25 22:44:19,003 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:44:19,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label08.c [2019-11-25 22:44:19,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3fd979c1/881ab338c7c745b2b27efdb876484946/FLAG67c92348c [2019-11-25 22:44:19,197 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3fd979c1/881ab338c7c745b2b27efdb876484946 [2019-11-25 22:44:19,210 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:44:19,212 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:44:19,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:19,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:44:19,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:44:19,230 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:19" (1/1) ... [2019-11-25 22:44:19,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:19, skipping insertion in model container [2019-11-25 22:44:19,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:44:19" (1/1) ... [2019-11-25 22:44:19,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:44:19,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:44:25,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:25,172 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:44:27,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:44:27,688 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:44:27,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27 WrapperNode [2019-11-25 22:44:27,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:44:27,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:27,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:44:27,694 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:44:27,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:27,915 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:28,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:44:28,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:44:28,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:44:28,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:44:28,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:28,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:28,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:28,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:29,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:29,683 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:29,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:44:27" (1/1) ... [2019-11-25 22:44:29,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:44:29,930 INFO L168 Benchmark]: Toolchain (without parser) took 10712.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 864.9 MB in the end (delta: 73.9 MB). Peak memory consumption was 317.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:29,931 INFO L168 Benchmark]: CDTParser took 0.51 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. [2019-11-25 22:44:29,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8476.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 758.2 MB in the end (delta: 180.6 MB). Peak memory consumption was 258.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:29,935 INFO L168 Benchmark]: Boogie Procedure Inliner took 907.57 ms. Allocated memory is still 1.0 GB. Free memory was 758.2 MB in the beginning and 688.7 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:29,939 INFO L168 Benchmark]: Boogie Preprocessor took 1320.41 ms. Allocated memory is still 1.0 GB. Free memory was 688.7 MB in the beginning and 864.9 MB in the end (delta: -176.2 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:44:29,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51 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 8476.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 758.2 MB in the end (delta: 180.6 MB). Peak memory consumption was 258.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 907.57 ms. Allocated memory is still 1.0 GB. Free memory was 758.2 MB in the beginning and 688.7 MB in the end (delta: 69.5 MB). Peak memory consumption was 69.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1320.41 ms. Allocated memory is still 1.0 GB. Free memory was 688.7 MB in the beginning and 864.9 MB in the end (delta: -176.2 MB). Peak memory consumption was 67.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...