./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label10.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/Problem18_label10.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 7aece1127509ab6a1e90a72c5601e404e9c37ada ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_label10.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 7aece1127509ab6a1e90a72c5601e404e9c37ada ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:38:14,210 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:14,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:14,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:14,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:14,255 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:14,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:14,276 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:14,278 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:14,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:14,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:14,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:14,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:14,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:14,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:14,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:14,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:14,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:14,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:14,330 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:14,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:14,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:14,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:14,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:14,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:14,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:14,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:14,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:14,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:14,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:14,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:14,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:14,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:14,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:14,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:14,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:14,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:14,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:14,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:14,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:14,391 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:14,392 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:38:14,434 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:14,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:14,437 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:14,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:14,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:14,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:14,442 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:14,443 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:38:14,443 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:14,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:14,444 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:14,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:14,447 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:14,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:14,448 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:14,448 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:14,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:14,449 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:14,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:14,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:14,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:14,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:14,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:14,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:14,454 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:14,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:38:14,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:38:14,455 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:14,457 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 -> 7aece1127509ab6a1e90a72c5601e404e9c37ada [2019-11-27 09:38:15,061 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:15,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:15,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:15,106 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:15,108 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:15,111 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label10.c [2019-11-27 09:38:15,276 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7037f88b7/4a281e6d48a9467fb2453961fda50033/FLAGb374c7ead [2019-11-27 09:38:16,850 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:16,851 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label10.c [2019-11-27 09:38:16,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7037f88b7/4a281e6d48a9467fb2453961fda50033/FLAGb374c7ead [2019-11-27 09:38:16,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7037f88b7/4a281e6d48a9467fb2453961fda50033 [2019-11-27 09:38:16,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:16,968 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:16,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:16,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:16,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:16,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:16" (1/1) ... [2019-11-27 09:38:16,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:16, skipping insertion in model container [2019-11-27 09:38:16,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:16" (1/1) ... [2019-11-27 09:38:17,020 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:17,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:19,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:19,723 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:20,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:20,819 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:20,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20 WrapperNode [2019-11-27 09:38:20,822 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:20,823 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:20,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:20,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:20,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:20,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:21,414 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:21,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:21,420 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:21,420 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:21,439 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:21,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:21,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:21,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:21,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:21,772 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:21,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:20" (1/1) ... [2019-11-27 09:38:22,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:22,052 INFO L168 Benchmark]: Toolchain (without parser) took 5075.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 804.1 MB in the end (delta: 146.2 MB). Peak memory consumption was 146.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,055 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. [2019-11-27 09:38:22,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3850.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,061 INFO L168 Benchmark]: Boogie Procedure Inliner took 595.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 827.0 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,062 INFO L168 Benchmark]: Boogie Preprocessor took 621.50 ms. Allocated memory is still 1.0 GB. Free memory was 827.0 MB in the beginning and 804.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:22,076 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 3850.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 873.3 MB in the end (delta: 76.9 MB). Peak memory consumption was 77.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 595.70 ms. Allocated memory is still 1.0 GB. Free memory was 873.3 MB in the beginning and 827.0 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 621.50 ms. Allocated memory is still 1.0 GB. Free memory was 827.0 MB in the beginning and 804.1 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 09:38:26,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:38:26,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:38:26,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:38:26,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:38:26,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:38:26,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:38:26,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:38:26,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:38:26,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:38:26,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:38:26,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:38:26,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:38:26,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:38:26,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:38:26,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:38:26,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:38:26,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:38:26,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:38:26,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:38:26,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:38:26,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:38:26,271 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:38:26,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:38:26,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:38:26,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:38:26,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:38:26,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:38:26,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:38:26,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:38:26,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:38:26,296 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:38:26,297 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:38:26,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:38:26,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:38:26,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:38:26,305 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:38:26,307 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:38:26,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:38:26,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:38:26,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:38:26,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:38:26,368 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:38:26,370 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:38:26,371 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:38:26,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:38:26,377 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:38:26,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:38:26,378 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:38:26,378 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:38:26,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:38:26,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:38:26,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:38:26,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:38:26,385 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:38:26,385 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:38:26,385 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:38:26,386 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:38:26,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:38:26,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:38:26,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:38:26,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:38:26,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:38:26,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:38:26,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:38:26,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:38:26,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:38:26,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:38:26,395 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:38:26,396 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:38:26,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:38:26,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:38:26,398 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 -> 7aece1127509ab6a1e90a72c5601e404e9c37ada [2019-11-27 09:38:26,930 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:38:26,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:38:26,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:38:26,987 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:38:26,990 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:38:26,992 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label10.c [2019-11-27 09:38:27,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4228694/9074fce5ccec4589964a1f945adfba75/FLAG2108172ee [2019-11-27 09:38:28,758 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:38:28,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label10.c [2019-11-27 09:38:28,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4228694/9074fce5ccec4589964a1f945adfba75/FLAG2108172ee [2019-11-27 09:38:28,864 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d4228694/9074fce5ccec4589964a1f945adfba75 [2019-11-27 09:38:28,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:38:28,878 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:38:28,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:28,885 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:38:28,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:38:28,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:28" (1/1) ... [2019-11-27 09:38:28,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:28, skipping insertion in model container [2019-11-27 09:38:28,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:38:28" (1/1) ... [2019-11-27 09:38:28,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:38:29,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:38:31,946 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:31,960 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:38:33,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:38:33,373 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:38:33,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33 WrapperNode [2019-11-27 09:38:33,379 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:38:33,380 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:33,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:38:33,382 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:38:33,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:38:33,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:38:33,885 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:38:33,885 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:38:33,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,963 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:33,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:34,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:34,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:34,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:38:33" (1/1) ... [2019-11-27 09:38:34,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:38:34,369 INFO L168 Benchmark]: Toolchain (without parser) took 5483.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 799.2 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:34,370 INFO L168 Benchmark]: CDTParser took 3.07 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 09:38:34,375 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4495.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:34,376 INFO L168 Benchmark]: Boogie Procedure Inliner took 501.35 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:34,380 INFO L168 Benchmark]: Boogie Preprocessor took 475.84 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:38:34,393 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.07 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 4495.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 845.1 MB in the end (delta: 105.2 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 501.35 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 475.84 ms. Allocated memory is still 1.0 GB. Free memory was 816.4 MB in the beginning and 799.2 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...