./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label46.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/Problem04_label46.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 084407c1a8c93d5ce04cf255fb3cf60de4a6bd16 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label46.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 084407c1a8c93d5ce04cf255fb3cf60de4a6bd16 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 09:22:57,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:57,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:57,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:57,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:57,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:57,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:57,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:57,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:57,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:57,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:57,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:57,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:57,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:57,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:57,146 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:57,148 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:57,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:57,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:57,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:57,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:57,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:57,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:57,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:57,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:57,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:57,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:57,197 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:57,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:57,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:57,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:57,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:57,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:57,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:57,212 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:57,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:57,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:57,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:57,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:57,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:57,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:57,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:57,273 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:57,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:57,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:57,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:57,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:57,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:57,290 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:57,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:57,291 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:57,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:57,291 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:57,291 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:57,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:57,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:57,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:57,296 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:57,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:57,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:57,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:57,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:57,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:57,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:57,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:57,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:57,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:57,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:57,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:57,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:57,304 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 -> 084407c1a8c93d5ce04cf255fb3cf60de4a6bd16 [2019-11-27 09:22:57,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:57,854 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:57,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:57,866 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:57,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:57,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label46.c [2019-11-27 09:22:58,029 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8870cda74/b968a91ec29a456691bc08f690a97f6c/FLAGa8105d6ac [2019-11-27 09:22:59,731 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:59,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label46.c [2019-11-27 09:22:59,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8870cda74/b968a91ec29a456691bc08f690a97f6c/FLAGa8105d6ac [2019-11-27 09:23:00,198 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8870cda74/b968a91ec29a456691bc08f690a97f6c [2019-11-27 09:23:00,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:00,218 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:00,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:00,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:00,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:00,233 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:00" (1/1) ... [2019-11-27 09:23:00,240 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e84eedf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:00, skipping insertion in model container [2019-11-27 09:23:00,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:00" (1/1) ... [2019-11-27 09:23:00,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:00,570 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:03,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:03,562 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:04,976 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:05,052 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:05,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05 WrapperNode [2019-11-27 09:23:05,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:05,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:05,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:05,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:05,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,646 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:05,650 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:05,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:05,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:05,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:05,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:06,038 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:06,116 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:06,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:05" (1/1) ... [2019-11-27 09:23:06,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:06,271 INFO L168 Benchmark]: Toolchain (without parser) took 6050.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 773.5 MB in the end (delta: 171.0 MB). Peak memory consumption was 171.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,275 INFO L168 Benchmark]: CDTParser took 3.70 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 09:23:06,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4832.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 838.5 MB in the end (delta: 105.9 MB). Peak memory consumption was 106.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 594.33 ms. Allocated memory is still 1.0 GB. Free memory was 838.5 MB in the beginning and 804.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,283 INFO L168 Benchmark]: Boogie Preprocessor took 613.14 ms. Allocated memory is still 1.0 GB. Free memory was 804.1 MB in the beginning and 773.5 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:06,294 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.70 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 4832.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.4 MB in the beginning and 838.5 MB in the end (delta: 105.9 MB). Peak memory consumption was 106.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 594.33 ms. Allocated memory is still 1.0 GB. Free memory was 838.5 MB in the beginning and 804.1 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 613.14 ms. Allocated memory is still 1.0 GB. Free memory was 804.1 MB in the beginning and 773.5 MB in the end (delta: 30.6 MB). Peak memory consumption was 30.6 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 09:23:10,024 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:23:10,029 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:23:10,063 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:23:10,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:23:10,066 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:23:10,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:23:10,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:23:10,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:23:10,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:23:10,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:23:10,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:23:10,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:23:10,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:23:10,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:23:10,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:23:10,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:23:10,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:23:10,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:23:10,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:23:10,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:23:10,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:23:10,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:23:10,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:23:10,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:23:10,181 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:23:10,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:23:10,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:23:10,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:23:10,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:23:10,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:23:10,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:23:10,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:23:10,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:23:10,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:23:10,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:23:10,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:23:10,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:23:10,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:23:10,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:23:10,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:23:10,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:23:10,248 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:23:10,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:23:10,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:23:10,255 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:23:10,255 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:23:10,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:23:10,258 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:23:10,258 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:23:10,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:23:10,259 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:23:10,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:23:10,260 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:23:10,261 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:23:10,261 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:23:10,263 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:23:10,263 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:23:10,263 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:23:10,264 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:23:10,264 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:23:10,266 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:23:10,266 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:23:10,266 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:23:10,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:23:10,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:23:10,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:23:10,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:23:10,269 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:23:10,269 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:23:10,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:23:10,270 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:23:10,273 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 -> 084407c1a8c93d5ce04cf255fb3cf60de4a6bd16 [2019-11-27 09:23:10,861 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:23:10,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:23:10,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:23:10,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:23:10,904 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:23:10,906 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label46.c [2019-11-27 09:23:11,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9843f3d19/0b9c6aa50d5c40d9a0f8a40df03a28d5/FLAG9143d87b5 [2019-11-27 09:23:12,856 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:23:12,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label46.c [2019-11-27 09:23:12,946 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9843f3d19/0b9c6aa50d5c40d9a0f8a40df03a28d5/FLAG9143d87b5 [2019-11-27 09:23:12,979 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9843f3d19/0b9c6aa50d5c40d9a0f8a40df03a28d5 [2019-11-27 09:23:12,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:23:12,992 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:23:12,997 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:12,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:23:13,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:23:13,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:12" (1/1) ... [2019-11-27 09:23:13,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:13, skipping insertion in model container [2019-11-27 09:23:13,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:23:12" (1/1) ... [2019-11-27 09:23:13,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:23:13,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:23:16,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:16,611 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:23:18,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:23:18,247 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:23:18,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18 WrapperNode [2019-11-27 09:23:18,252 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:23:18,253 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:18,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:23:18,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:23:18,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:18,399 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:18,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:23:18,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:23:18,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:23:18,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:23:18,841 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:18,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:18,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:18,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:23:18" (1/1) ... [2019-11-27 09:23:19,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:23:19,258 INFO L168 Benchmark]: Toolchain (without parser) took 6259.95 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 733.0 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:19,259 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-27 09:23:19,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5255.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:19,266 INFO L168 Benchmark]: Boogie Procedure Inliner took 564.51 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:19,271 INFO L168 Benchmark]: Boogie Preprocessor took 431.52 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:23:19,283 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 5255.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 564.51 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 431.52 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...