./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label50.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 a0ea50d704423271d5a51149e285ef0eb76ecb9d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem16_label50.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 a0ea50d704423271d5a51149e285ef0eb76ecb9d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:08,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:08,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:09,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:09,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:09,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:09,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:09,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:09,034 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:09,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:09,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:09,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:09,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:09,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:09,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:09,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:09,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:09,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:09,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:09,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:09,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:09,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:09,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:09,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:09,103 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:09,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:09,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:09,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:09,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:09,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:09,113 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:09,114 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:09,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:09,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:09,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:09,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:09,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:09,127 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:09,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:09,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:09,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:09,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:42:09,189 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:09,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:09,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:09,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:09,198 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:09,198 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:09,200 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:09,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:42:09,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:09,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:09,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:09,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:09,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:09,205 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:09,205 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:09,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:09,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:09,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:09,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:09,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:09,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:09,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:09,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:09,212 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:09,212 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:09,212 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:42:09,213 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:42:09,213 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:09,213 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 -> a0ea50d704423271d5a51149e285ef0eb76ecb9d [2019-11-25 22:42:09,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:09,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:09,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:09,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:09,839 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:09,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2019-11-25 22:42:09,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2319b4b6d/6b5179315fd242bfbae90e4464ffc36d/FLAG9d3278920 [2019-11-25 22:42:11,435 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:11,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2019-11-25 22:42:11,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2319b4b6d/6b5179315fd242bfbae90e4464ffc36d/FLAG9d3278920 [2019-11-25 22:42:11,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2319b4b6d/6b5179315fd242bfbae90e4464ffc36d [2019-11-25 22:42:11,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:11,532 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:11,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:11,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:11,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:11,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:11" (1/1) ... [2019-11-25 22:42:11,561 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 25.11 10:42:11, skipping insertion in model container [2019-11-25 22:42:11,561 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:11" (1/1) ... [2019-11-25 22:42:11,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:11,730 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:13,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:13,468 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:14,450 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:14,498 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:14,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14 WrapperNode [2019-11-25 22:42:14,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:14,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:14,505 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:14,505 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:14,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,598 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,849 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:14,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:14,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:14,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:14,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:14,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:15,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:15,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:15,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:14" (1/1) ... [2019-11-25 22:42:15,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:15,170 INFO L168 Benchmark]: Toolchain (without parser) took 3631.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.2 MB in the end (delta: 63.7 MB). Peak memory consumption was 63.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:15,171 INFO L168 Benchmark]: CDTParser took 1.99 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:15,176 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2961.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.5 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:15,177 INFO L168 Benchmark]: Boogie Procedure Inliner took 351.95 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:15,187 INFO L168 Benchmark]: Boogie Preprocessor took 307.49 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:15,197 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 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 2961.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.5 MB in the end (delta: 23.5 MB). Peak memory consumption was 27.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 351.95 ms. Allocated memory is still 1.0 GB. Free memory was 932.5 MB in the beginning and 909.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 307.49 ms. Allocated memory is still 1.0 GB. Free memory was 909.6 MB in the beginning and 892.2 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:42:19,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:42:19,227 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:42:19,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:42:19,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:42:19,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:42:19,271 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:42:19,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:42:19,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:42:19,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:42:19,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:42:19,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:42:19,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:42:19,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:42:19,314 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:42:19,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:42:19,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:42:19,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:42:19,332 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:42:19,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:42:19,348 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:42:19,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:42:19,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:42:19,362 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:42:19,370 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:42:19,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:42:19,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:42:19,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:42:19,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:42:19,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:42:19,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:42:19,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:42:19,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:42:19,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:42:19,389 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:42:19,390 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:42:19,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:42:19,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:42:19,394 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:42:19,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:42:19,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:42:19,400 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:42:19,443 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:42:19,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:42:19,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:42:19,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:42:19,450 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:42:19,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:42:19,451 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:42:19,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:42:19,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:42:19,453 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:42:19,454 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:42:19,454 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:42:19,455 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:42:19,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:42:19,456 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:42:19,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:42:19,458 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:42:19,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:42:19,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:42:19,461 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:42:19,461 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:42:19,461 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:42:19,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:42:19,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:42:19,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:42:19,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:42:19,464 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:42:19,464 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:42:19,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:42:19,466 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:42:19,467 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 -> a0ea50d704423271d5a51149e285ef0eb76ecb9d [2019-11-25 22:42:20,086 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:42:20,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:42:20,126 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:42:20,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:42:20,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:42:20,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2019-11-25 22:42:20,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480c52278/a6170b202922490d9c8e26888c42a52c/FLAGcea26a2f6 [2019-11-25 22:42:21,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:42:21,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label50.c [2019-11-25 22:42:21,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480c52278/a6170b202922490d9c8e26888c42a52c/FLAGcea26a2f6 [2019-11-25 22:42:21,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/480c52278/a6170b202922490d9c8e26888c42a52c [2019-11-25 22:42:21,974 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:42:21,980 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:42:21,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:21,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:42:21,990 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:42:21,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:22,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@143e0c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:21, skipping insertion in model container [2019-11-25 22:42:22,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:42:21" (1/1) ... [2019-11-25 22:42:22,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:42:22,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:42:24,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:24,048 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:42:24,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:42:24,644 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:42:24,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24 WrapperNode [2019-11-25 22:42:24,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:42:24,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:24,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:42:24,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:42:24,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:24,745 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:24,921 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:42:24,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:42:24,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:42:24,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:42:24,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:24,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:24,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:24,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:25,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:25,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:25,130 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:42:24" (1/1) ... [2019-11-25 22:42:25,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:42:25,162 INFO L168 Benchmark]: Toolchain (without parser) took 3178.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 902.4 MB in the end (delta: 59.3 MB). Peak memory consumption was 59.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:25,163 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:42:25,169 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2658.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 925.3 MB in the end (delta: 36.4 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:25,170 INFO L168 Benchmark]: Boogie Procedure Inliner took 275.73 ms. Allocated memory is still 1.0 GB. Free memory was 925.3 MB in the beginning and 913.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:25,175 INFO L168 Benchmark]: Boogie Preprocessor took 234.11 ms. Allocated memory is still 1.0 GB. Free memory was 913.8 MB in the beginning and 902.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:42:25,184 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2658.93 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 925.3 MB in the end (delta: 36.4 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 275.73 ms. Allocated memory is still 1.0 GB. Free memory was 925.3 MB in the beginning and 913.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 234.11 ms. Allocated memory is still 1.0 GB. Free memory was 913.8 MB in the beginning and 902.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...