./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label19.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/Problem01_label19.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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem01_label19.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 1dbe756481135ac1d54a76a4eed07fd2745a9deb ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:20:43,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:43,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:43,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:43,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:44,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:44,019 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:44,036 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:44,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:44,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:44,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:44,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:44,056 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:44,062 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:44,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:44,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:44,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:44,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:44,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:44,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:44,093 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:44,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:44,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:44,106 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:44,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:44,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:44,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:44,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:44,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:44,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:44,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:44,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:44,129 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:44,130 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:44,134 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:44,135 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:44,136 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:44,138 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:44,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:44,142 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:44,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:44,148 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:20:44,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:44,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:44,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:44,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:44,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:44,196 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:44,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:44,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:20:44,199 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:44,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:44,201 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:44,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:44,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:44,202 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:44,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:44,204 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:44,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:44,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:44,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:44,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:44,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:44,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:44,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:44,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:44,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:44,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:20:44,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:20:44,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:44,211 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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-27 09:20:44,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:44,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:44,779 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:44,781 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:44,784 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:44,785 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-27 09:20:44,949 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/760180126/1672804c35ec480f8c42c4fe6f9efcf8/FLAGfd8ec9a10 [2019-11-27 09:20:46,234 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:46,239 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-27 09:20:46,268 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/760180126/1672804c35ec480f8c42c4fe6f9efcf8/FLAGfd8ec9a10 [2019-11-27 09:20:46,307 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/760180126/1672804c35ec480f8c42c4fe6f9efcf8 [2019-11-27 09:20:46,319 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:46,321 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:46,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:46,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:46,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:46,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:46" (1/1) ... [2019-11-27 09:20:46,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@231fc69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:46, skipping insertion in model container [2019-11-27 09:20:46,345 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:46" (1/1) ... [2019-11-27 09:20:46,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:46,482 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:47,567 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:47,582 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:47,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:47,947 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:47,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47 WrapperNode [2019-11-27 09:20:47,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:47,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:47,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:47,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:47,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,170 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:48,171 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:48,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:48,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:48,196 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,224 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:47" (1/1) ... [2019-11-27 09:20:48,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:48,388 INFO L168 Benchmark]: Toolchain (without parser) took 2056.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 6.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:48,389 INFO L168 Benchmark]: CDTParser took 1.51 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 09:20:48,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1628.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:48,397 INFO L168 Benchmark]: Boogie Procedure Inliner took 216.71 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:48,403 INFO L168 Benchmark]: Boogie Preprocessor took 204.70 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:48,415 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.51 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 1628.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 972.9 MB in the end (delta: -5.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 216.71 ms. Allocated memory is still 1.0 GB. Free memory was 972.9 MB in the beginning and 967.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.70 ms. Allocated memory is still 1.0 GB. Free memory was 967.1 MB in the beginning and 961.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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-da95e15 [2019-11-27 09:20:52,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:20:52,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:20:52,240 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:20:52,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:20:52,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:20:52,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:20:52,269 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:20:52,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:20:52,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:20:52,281 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:20:52,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:20:52,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:20:52,293 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:20:52,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:20:52,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:20:52,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:20:52,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:20:52,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:20:52,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:20:52,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:20:52,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:20:52,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:20:52,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:20:52,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:20:52,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:20:52,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:20:52,351 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:20:52,351 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:20:52,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:20:52,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:20:52,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:20:52,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:20:52,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:20:52,366 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:20:52,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:20:52,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:20:52,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:20:52,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:20:52,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:20:52,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:20:52,380 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:20:52,421 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:20:52,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:20:52,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:20:52,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:20:52,427 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:20:52,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:20:52,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:20:52,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:20:52,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:20:52,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:20:52,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:20:52,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:20:52,433 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:20:52,433 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:20:52,434 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:20:52,434 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:20:52,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:20:52,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:20:52,438 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:20:52,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:20:52,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:20:52,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:20:52,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:20:52,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:20:52,440 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:20:52,440 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:20:52,440 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:20:52,441 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:20:52,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:20:52,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:20:52,444 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 -> 1dbe756481135ac1d54a76a4eed07fd2745a9deb [2019-11-27 09:20:53,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:20:53,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:20:53,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:20:53,072 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:20:53,073 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:20:53,074 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-27 09:20:53,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e2e0de7/5ce0b2abb8884349bae3bcf9b3085063/FLAGf1438b0d2 [2019-11-27 09:20:54,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:20:54,517 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label19.c [2019-11-27 09:20:54,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e2e0de7/5ce0b2abb8884349bae3bcf9b3085063/FLAGf1438b0d2 [2019-11-27 09:20:54,590 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/36e2e0de7/5ce0b2abb8884349bae3bcf9b3085063 [2019-11-27 09:20:54,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:20:54,604 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:20:54,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:54,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:20:54,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:20:54,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:54, skipping insertion in model container [2019-11-27 09:20:54,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:20:54" (1/1) ... [2019-11-27 09:20:54,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:20:54,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:20:55,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:55,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:20:55,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:20:56,002 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:20:56,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56 WrapperNode [2019-11-27 09:20:56,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:20:56,004 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:56,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:20:56,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:20:56,024 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,219 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:20:56,219 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:20:56,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:20:56,220 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:20:56,241 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:20:56" (1/1) ... [2019-11-27 09:20:56,409 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:20:56,417 INFO L168 Benchmark]: Toolchain (without parser) took 1808.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.6 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:56,422 INFO L168 Benchmark]: CDTParser took 2.34 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 09:20:56,426 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1394.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:56,431 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.50 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:56,434 INFO L168 Benchmark]: Boogie Preprocessor took 190.06 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:20:56,444 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.34 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 1394.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 26.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.50 ms. Allocated memory is still 1.0 GB. Free memory was 962.1 MB in the beginning and 956.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 190.06 ms. Allocated memory is still 1.0 GB. Free memory was 956.3 MB in the beginning and 950.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...