./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label18.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/Problem13_label18.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 c4bde9f2070f6d94127ab34ada6b9f8c7780e085 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label18.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 c4bde9f2070f6d94127ab34ada6b9f8c7780e085 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 22:39:26,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:26,167 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:26,192 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:26,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:26,208 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:26,210 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:26,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:26,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:26,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:26,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:26,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:26,246 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:26,250 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:26,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:26,258 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:26,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:26,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:26,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:26,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:26,284 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:26,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:26,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:26,295 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:26,304 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:26,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:26,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:26,310 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:26,311 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:26,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:26,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:26,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:26,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:26,320 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:26,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:26,326 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:26,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:26,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:26,331 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:26,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:26,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:26,338 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:39:26,384 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:26,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:26,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:26,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:26,395 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:26,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:26,396 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:26,396 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:39:26,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:26,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:26,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:26,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:26,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:26,403 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:26,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:26,403 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:26,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:26,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:26,404 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:26,404 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:26,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:26,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:26,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:26,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:26,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:26,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:39:26,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:39:26,409 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:26,410 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 -> c4bde9f2070f6d94127ab34ada6b9f8c7780e085 [2019-11-25 22:39:26,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:26,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:26,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:26,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:26,974 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:26,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-25 22:39:27,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7f0ddb78/fc60d1cb1d3541ccb2c11004c9f1d6c0/FLAG99be6c8fc [2019-11-25 22:39:28,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:28,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-25 22:39:29,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7f0ddb78/fc60d1cb1d3541ccb2c11004c9f1d6c0/FLAG99be6c8fc [2019-11-25 22:39:29,064 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e7f0ddb78/fc60d1cb1d3541ccb2c11004c9f1d6c0 [2019-11-25 22:39:29,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:29,079 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:29,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:29,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:29,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:29,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:29" (1/1) ... [2019-11-25 22:39:29,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:29, skipping insertion in model container [2019-11-25 22:39:29,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:29" (1/1) ... [2019-11-25 22:39:29,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:29,490 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:32,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:32,817 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:34,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:34,327 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:34,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34 WrapperNode [2019-11-25 22:39:34,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:34,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:34,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:34,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:34,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:34,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:35,958 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:35,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:35,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:35,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:35,982 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:35,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:36,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:37,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:34" (1/1) ... [2019-11-25 22:39:37,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:37,254 INFO L168 Benchmark]: Toolchain (without parser) took 8171.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 811.4 MB in the end (delta: 133.1 MB). Peak memory consumption was 133.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,255 INFO L168 Benchmark]: CDTParser took 0.30 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 22:39:37,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5252.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,260 INFO L168 Benchmark]: Boogie Procedure Inliner took 1626.51 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 872.1 MB in the end (delta: -86.8 MB). Peak memory consumption was 148.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,265 INFO L168 Benchmark]: Boogie Preprocessor took 1285.01 ms. Allocated memory is still 1.0 GB. Free memory was 872.1 MB in the beginning and 811.4 MB in the end (delta: 60.7 MB). Peak memory consumption was 60.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:37,277 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 5252.37 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 785.3 MB in the end (delta: 159.2 MB). Peak memory consumption was 159.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1626.51 ms. Allocated memory is still 1.0 GB. Free memory was 785.3 MB in the beginning and 872.1 MB in the end (delta: -86.8 MB). Peak memory consumption was 148.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1285.01 ms. Allocated memory is still 1.0 GB. Free memory was 872.1 MB in the beginning and 811.4 MB in the end (delta: 60.7 MB). Peak memory consumption was 60.7 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 22:39:41,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:39:41,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:39:41,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:39:41,148 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:39:41,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:39:41,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:39:41,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:39:41,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:39:41,180 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:39:41,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:39:41,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:39:41,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:39:41,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:39:41,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:39:41,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:39:41,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:39:41,211 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:39:41,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:39:41,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:39:41,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:39:41,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:39:41,240 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:39:41,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:39:41,251 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:39:41,254 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:39:41,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:39:41,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:39:41,257 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:39:41,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:39:41,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:39:41,265 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:39:41,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:39:41,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:39:41,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:39:41,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:39:41,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:39:41,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:39:41,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:39:41,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:39:41,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:39:41,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:39:41,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:39:41,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:39:41,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:39:41,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:39:41,338 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:39:41,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:39:41,340 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:39:41,340 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:39:41,340 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:39:41,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:39:41,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:39:41,343 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:39:41,343 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:39:41,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:39:41,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:39:41,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:39:41,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:39:41,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:39:41,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:39:41,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:39:41,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:39:41,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:39:41,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:39:41,352 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:39:41,352 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:39:41,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:39:41,353 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:39:41,353 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:39:41,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:39:41,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:39:41,355 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 -> c4bde9f2070f6d94127ab34ada6b9f8c7780e085 [2019-11-25 22:39:41,889 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:39:41,920 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:39:41,926 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:39:41,932 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:39:41,932 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:39:41,934 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-25 22:39:42,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b397759cc/03f1f5f3cbb2496bb46a0c22e419e44d/FLAGd00f4e66a [2019-11-25 22:39:43,761 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:39:43,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label18.c [2019-11-25 22:39:43,845 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b397759cc/03f1f5f3cbb2496bb46a0c22e419e44d/FLAGd00f4e66a [2019-11-25 22:39:43,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b397759cc/03f1f5f3cbb2496bb46a0c22e419e44d [2019-11-25 22:39:43,904 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:39:43,908 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:39:43,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:43,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:39:43,923 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:39:43,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:43" (1/1) ... [2019-11-25 22:39:43,934 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 10:39:43, skipping insertion in model container [2019-11-25 22:39:43,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:39:43" (1/1) ... [2019-11-25 22:39:43,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:39:44,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:39:48,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:48,089 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:39:49,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:39:49,760 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:39:49,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49 WrapperNode [2019-11-25 22:39:49,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:39:49,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:49,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:39:49,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:39:49,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:49,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,583 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:39:50,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:39:50,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:39:50,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:39:50,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:50,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:51,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:39:49" (1/1) ... [2019-11-25 22:39:51,122 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:39:51,133 INFO L168 Benchmark]: Toolchain (without parser) took 7219.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 886.8 MB in the end (delta: 57.7 MB). Peak memory consumption was 57.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:51,133 INFO L168 Benchmark]: CDTParser took 2.90 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 22:39:51,137 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5852.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:51,138 INFO L168 Benchmark]: Boogie Procedure Inliner took 818.08 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 920.2 MB in the end (delta: -197.9 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:51,143 INFO L168 Benchmark]: Boogie Preprocessor took 537.45 ms. Allocated memory is still 1.0 GB. Free memory was 920.2 MB in the beginning and 886.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:39:51,152 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.90 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 5852.55 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 722.3 MB in the end (delta: 222.2 MB). Peak memory consumption was 222.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 818.08 ms. Allocated memory is still 1.0 GB. Free memory was 722.3 MB in the beginning and 920.2 MB in the end (delta: -197.9 MB). Peak memory consumption was 45.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 537.45 ms. Allocated memory is still 1.0 GB. Free memory was 920.2 MB in the beginning and 886.8 MB in the end (delta: 33.4 MB). Peak memory consumption was 33.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...