./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label16.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/Problem05_label16.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 5a9212661a9c338882f70ac1a7b475b5f9fa1556 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_label16.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 5a9212661a9c338882f70ac1a7b475b5f9fa1556 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:23:23,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:23,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:23,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:23,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:23,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:23,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:23,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:23,236 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:23,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:23,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:23,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:23,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:23,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:23,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:23,267 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:23,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:23,274 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:23,278 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:23,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:23,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:23,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:23,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:23,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:23,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:23,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:23,316 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:23,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:23,319 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:23,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:23,323 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:23,324 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:23,324 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:23,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:23,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:23,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:23,333 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:23,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:23,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:23,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:23,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:23,344 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:23:23,380 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:23,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:23,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:23,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:23,390 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:23,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:23,391 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:23,391 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:23:23,391 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:23,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:23,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:23,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:23,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:23,395 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:23,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:23,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:23,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:23,398 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:23,398 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:23,398 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:23,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:23,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:23,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:23,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:23,401 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:23,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:23:23,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:23:23,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:23,404 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 -> 5a9212661a9c338882f70ac1a7b475b5f9fa1556 [2019-11-27 09:23:23,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:23,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:23,946 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:23,951 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:23,953 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:23,957 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label16.c [2019-11-27 09:23:24,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a4aca59a/b22fd4ff6c4644fb837b009e089299ca/FLAGd1741c4d2 [2019-11-27 09:23:26,160 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:26,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label16.c [2019-11-27 09:23:26,266 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a4aca59a/b22fd4ff6c4644fb837b009e089299ca/FLAGd1741c4d2 [2019-11-27 09:23:26,305 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a4aca59a/b22fd4ff6c4644fb837b009e089299ca [2019-11-27 09:23:26,316 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:26,319 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:26,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:26,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:26,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:26,334 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:26,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@210c1c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:26, skipping insertion in model container [2019-11-27 09:23:26,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:26" (1/1) ... [2019-11-27 09:23:26,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:26,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:31,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:31,583 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:34,137 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:34,283 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:34,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34 WrapperNode [2019-11-27 09:23:34,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:34,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:34,290 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:34,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:34,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:34,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:35,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:35,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:35,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:35,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:35,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:35,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:35,169 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:35,169 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:35,497 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:35,612 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:35,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:34" (1/1) ... [2019-11-27 09:23:35,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:35,952 INFO L168 Benchmark]: Toolchain (without parser) took 9627.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 745.2 MB in the end (delta: 187.7 MB). Peak memory consumption was 187.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:35,953 INFO L168 Benchmark]: CDTParser took 0.40 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 09:23:35,954 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7965.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.3 MB in the end (delta: 53.6 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:35,957 INFO L168 Benchmark]: Boogie Procedure Inliner took 746.02 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 801.2 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:35,961 INFO L168 Benchmark]: Boogie Preprocessor took 908.34 ms. Allocated memory is still 1.0 GB. Free memory was 801.2 MB in the beginning and 745.2 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:35,971 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 7965.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 879.3 MB in the end (delta: 53.6 MB). Peak memory consumption was 273.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 746.02 ms. Allocated memory is still 1.0 GB. Free memory was 879.3 MB in the beginning and 801.2 MB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 908.34 ms. Allocated memory is still 1.0 GB. Free memory was 801.2 MB in the beginning and 745.2 MB in the end (delta: 56.0 MB). Peak memory consumption was 56.0 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-da95e15 [2019-11-27 09:23:40,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:40,182 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:40,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:40,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:40,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:40,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:40,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:40,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:40,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:40,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:40,266 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:40,267 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:40,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:40,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:40,280 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:40,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:40,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:40,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:40,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:40,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:40,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:40,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:40,328 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:40,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:40,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:40,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:40,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:40,342 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:40,346 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:40,346 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:40,347 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:40,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:40,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:40,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:40,358 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:40,359 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:40,360 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:40,360 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:40,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:40,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:40,367 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:40,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:40,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:40,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:40,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:40,414 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:40,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:40,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:40,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:40,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:40,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:40,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:40,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:40,422 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:40,423 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:40,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:40,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:40,424 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:40,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:40,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:40,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:40,427 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:40,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:40,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:40,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:40,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:40,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:40,429 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:40,430 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:40,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:40,430 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:40,434 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 -> 5a9212661a9c338882f70ac1a7b475b5f9fa1556 [2019-11-27 09:23:41,048 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:41,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:41,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:41,087 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:41,087 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:41,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label16.c [2019-11-27 09:23:41,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/082867fa1/f99c1055ea41413fb7afd305d64d08e2/FLAGacd01646c [2019-11-27 09:23:43,206 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:43,208 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label16.c [2019-11-27 09:23:43,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/082867fa1/f99c1055ea41413fb7afd305d64d08e2/FLAGacd01646c [2019-11-27 09:23:43,384 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/082867fa1/f99c1055ea41413fb7afd305d64d08e2 [2019-11-27 09:23:43,396 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:43,401 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:43,403 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:43,406 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:43,410 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:43,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:43,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9c6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:43, skipping insertion in model container [2019-11-27 09:23:43,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:43" (1/1) ... [2019-11-27 09:23:43,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:44,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:49,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:49,465 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:53,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:53,283 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:53,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53 WrapperNode [2019-11-27 09:23:53,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:53,288 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:53,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:53,289 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:53,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:53,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:54,061 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:54,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:54,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:54,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:54,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:54,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:54,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:54,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:54,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:54,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:54,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:53" (1/1) ... [2019-11-27 09:23:54,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:54,999 INFO L168 Benchmark]: Toolchain (without parser) took 11594.18 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 738.0 MB in the end (delta: 195.0 MB). Peak memory consumption was 195.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:55,000 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 09:23:55,004 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9884.87 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 872.0 MB in the end (delta: 61.0 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:55,005 INFO L168 Benchmark]: Boogie Procedure Inliner took 775.18 ms. Allocated memory is still 1.0 GB. Free memory was 872.0 MB in the beginning and 796.0 MB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:55,010 INFO L168 Benchmark]: Boogie Preprocessor took 925.18 ms. Allocated memory is still 1.0 GB. Free memory was 796.0 MB in the beginning and 738.0 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:55,020 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 9884.87 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 872.0 MB in the end (delta: 61.0 MB). Peak memory consumption was 273.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 775.18 ms. Allocated memory is still 1.0 GB. Free memory was 872.0 MB in the beginning and 796.0 MB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 925.18 ms. Allocated memory is still 1.0 GB. Free memory was 796.0 MB in the beginning and 738.0 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...