./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem06_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 9e7c2a651c484d5b2b514e7f8e4da90a3d429b44 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_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 9e7c2a651c484d5b2b514e7f8e4da90a3d429b44 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:46:26,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:26,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:26,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:26,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:26,078 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:26,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:26,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:26,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:26,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:26,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:26,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:26,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:26,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:26,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:26,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:26,135 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:26,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:26,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:26,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:26,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:26,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:26,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:26,177 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:26,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:26,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:26,184 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:26,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:26,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:26,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:26,193 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:26,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:26,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:26,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:26,204 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:26,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:26,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:26,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:26,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:26,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:26,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:26,216 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:46:26,259 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:26,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:26,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:26,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:26,265 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:26,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:26,269 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:26,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:46:26,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:26,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:26,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:26,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:26,272 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:26,272 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:26,273 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:26,273 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:26,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:26,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:26,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:26,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:26,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:26,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:26,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:26,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:26,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:26,281 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:46:26,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:46:26,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:26,282 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 -> 9e7c2a651c484d5b2b514e7f8e4da90a3d429b44 [2019-11-27 15:46:26,886 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:26,915 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:26,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:26,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:26,925 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:26,928 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label17.c [2019-11-27 15:46:27,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bbde3431/dd6a6de7ad834df3ace95f8d3744c7d8/FLAG4a6f7b3de [2019-11-27 15:46:29,008 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:29,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label17.c [2019-11-27 15:46:29,134 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bbde3431/dd6a6de7ad834df3ace95f8d3744c7d8/FLAG4a6f7b3de [2019-11-27 15:46:29,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bbde3431/dd6a6de7ad834df3ace95f8d3744c7d8 [2019-11-27 15:46:29,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:29,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:29,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:29,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:29,280 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:29,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:29" (1/1) ... [2019-11-27 15:46:29,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d1a952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:29, skipping insertion in model container [2019-11-27 15:46:29,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:29" (1/1) ... [2019-11-27 15:46:29,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:29,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:34,604 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:34,625 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:37,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:37,405 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:37,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37 WrapperNode [2019-11-27 15:46:37,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:37,411 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:37,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:37,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:37,429 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:37,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:38,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:38,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:38,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:38,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:38,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:38,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:38,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:38,763 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:39,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:39,182 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:39,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:37" (1/1) ... [2019-11-27 15:46:39,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:39,394 INFO L168 Benchmark]: Toolchain (without parser) took 10121.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 818.3 MB in the end (delta: 114.6 MB). Peak memory consumption was 114.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:39,395 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 15:46:39,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8139.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 712.0 MB in the end (delta: 221.0 MB). Peak memory consumption was 221.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:39,400 INFO L168 Benchmark]: Boogie Procedure Inliner took 1207.96 ms. Allocated memory is still 1.0 GB. Free memory was 712.0 MB in the beginning and 871.2 MB in the end (delta: -159.3 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:39,404 INFO L168 Benchmark]: Boogie Preprocessor took 765.77 ms. Allocated memory is still 1.0 GB. Free memory was 871.2 MB in the beginning and 818.3 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:39,416 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 8139.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 712.0 MB in the end (delta: 221.0 MB). Peak memory consumption was 221.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1207.96 ms. Allocated memory is still 1.0 GB. Free memory was 712.0 MB in the beginning and 871.2 MB in the end (delta: -159.3 MB). Peak memory consumption was 61.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 765.77 ms. Allocated memory is still 1.0 GB. Free memory was 871.2 MB in the beginning and 818.3 MB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 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 0.1.24-509859d [2019-11-27 15:46:43,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:46:43,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:46:43,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:46:43,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:46:43,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:46:43,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:46:43,339 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:46:43,344 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:46:43,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:46:43,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:46:43,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:46:43,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:46:43,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:46:43,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:46:43,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:46:43,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:46:43,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:46:43,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:46:43,396 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:46:43,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:46:43,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:46:43,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:46:43,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:46:43,425 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:46:43,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:46:43,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:46:43,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:46:43,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:46:43,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:46:43,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:46:43,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:46:43,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:46:43,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:46:43,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:46:43,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:46:43,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:46:43,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:46:43,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:46:43,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:46:43,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:46:43,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:46:43,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:46:43,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:46:43,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:46:43,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:46:43,511 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:46:43,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:46:43,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:46:43,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:46:43,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:46:43,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:46:43,517 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:46:43,517 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:46:43,518 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:46:43,519 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:46:43,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:46:43,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:46:43,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:46:43,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:46:43,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:46:43,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:46:43,525 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:46:43,525 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:46:43,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:46:43,526 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:46:43,526 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:46:43,526 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:46:43,527 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:46:43,528 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:46:43,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:46:43,531 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:46:43,532 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 -> 9e7c2a651c484d5b2b514e7f8e4da90a3d429b44 [2019-11-27 15:46:44,112 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:46:44,139 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:46:44,147 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:46:44,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:46:44,153 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:46:44,164 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label17.c [2019-11-27 15:46:44,347 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c05a8c54/7e828d5679db439dacff4aaf3597c2a7/FLAGa6cc47f44 [2019-11-27 15:46:46,552 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:46:46,554 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label17.c [2019-11-27 15:46:46,692 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c05a8c54/7e828d5679db439dacff4aaf3597c2a7/FLAGa6cc47f44 [2019-11-27 15:46:46,731 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c05a8c54/7e828d5679db439dacff4aaf3597c2a7 [2019-11-27 15:46:46,741 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:46:46,744 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:46:46,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:46,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:46:46,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:46:46,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:46,769 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 03:46:46, skipping insertion in model container [2019-11-27 15:46:46,773 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:46:46" (1/1) ... [2019-11-27 15:46:46,791 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:46:47,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:46:52,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:52,262 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:46:54,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:46:54,791 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:46:54,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54 WrapperNode [2019-11-27 15:46:54,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:46:54,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:54,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:46:54,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:46:54,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:54,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:55,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:46:55,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:46:55,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:46:55,668 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:46:55,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:55,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:55,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:55,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:56,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:56,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:56,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:46:54" (1/1) ... [2019-11-27 15:46:56,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:46:56,447 INFO L168 Benchmark]: Toolchain (without parser) took 9698.63 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 760.2 MB in the end (delta: 172.9 MB). Peak memory consumption was 172.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:56,448 INFO L168 Benchmark]: CDTParser took 1.91 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 15:46:56,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8042.59 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 887.9 MB in the end (delta: 45.1 MB). Peak memory consumption was 270.0 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:56,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 873.73 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 817.4 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:56,459 INFO L168 Benchmark]: Boogie Preprocessor took 770.64 ms. Allocated memory is still 1.0 GB. Free memory was 817.4 MB in the beginning and 760.2 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:46:56,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.91 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 8042.59 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 887.9 MB in the end (delta: 45.1 MB). Peak memory consumption was 270.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 873.73 ms. Allocated memory is still 1.0 GB. Free memory was 887.9 MB in the beginning and 817.4 MB in the end (delta: 70.6 MB). Peak memory consumption was 70.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 770.64 ms. Allocated memory is still 1.0 GB. Free memory was 817.4 MB in the beginning and 760.2 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...