./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem01_label02.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/Problem01_label02.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 addc9e4e4fc897318cfe4d26c9760729a73864e1 ............................................................................................................................................................................................................................................................................................................................................................................................................................. 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_label02.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 addc9e4e4fc897318cfe4d26c9760729a73864e1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 22:25:21,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:21,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:21,084 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:21,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:21,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:21,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:21,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:21,123 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:21,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:21,131 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:21,138 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:21,139 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:21,143 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:21,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:21,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:21,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:21,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:21,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:21,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:21,183 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:21,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:21,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:21,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:21,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:21,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:21,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:21,209 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:21,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:21,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:21,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:21,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:21,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:21,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:21,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:21,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:21,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:21,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:21,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:21,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:21,232 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:21,235 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:25:21,278 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:21,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:21,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:21,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:21,287 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:21,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:21,288 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:21,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:25:21,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:21,288 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:21,290 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:21,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:21,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:21,294 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:21,294 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:21,294 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:21,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:21,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:21,298 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:21,298 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:21,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:21,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:21,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:21,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:21,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:21,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:25:21,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:25:21,301 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:21,303 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 -> addc9e4e4fc897318cfe4d26c9760729a73864e1 [2019-11-25 22:25:21,837 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:21,868 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:21,877 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:21,881 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:21,883 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:21,885 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2019-11-25 22:25:22,052 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c1a79cc4/96dc3279d8cf4593b3b3c5c88dee3bc3/FLAGfc787c61d [2019-11-25 22:25:23,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:23,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2019-11-25 22:25:23,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c1a79cc4/96dc3279d8cf4593b3b3c5c88dee3bc3/FLAGfc787c61d [2019-11-25 22:25:23,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c1a79cc4/96dc3279d8cf4593b3b3c5c88dee3bc3 [2019-11-25 22:25:23,423 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:23,430 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:23,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:23,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:23,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:23,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:23" (1/1) ... [2019-11-25 22:25:23,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:23, skipping insertion in model container [2019-11-25 22:25:23,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:23" (1/1) ... [2019-11-25 22:25:23,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:23,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:24,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:24,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:24,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:24,917 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:24,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24 WrapperNode [2019-11-25 22:25:24,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:24,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:24,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:24,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:24,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:24,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:25,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:25,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:25,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:25,152 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:25,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:25,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:25,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:25,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:25,256 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:25,288 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:25,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:24" (1/1) ... [2019-11-25 22:25:25,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:25,353 INFO L168 Benchmark]: Toolchain (without parser) took 1924.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:25,359 INFO L168 Benchmark]: CDTParser took 2.50 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 22:25:25,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1487.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:25,370 INFO L168 Benchmark]: Boogie Procedure Inliner took 229.85 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:25,373 INFO L168 Benchmark]: Boogie Preprocessor took 197.70 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:25,392 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 1487.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.4 MB in the end (delta: -5.7 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 229.85 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 961.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 197.70 ms. Allocated memory is still 1.0 GB. Free memory was 961.6 MB in the beginning and 955.9 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 0.1.24-65d6cd2 [2019-11-25 22:25:29,251 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:25:29,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:25:29,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:25:29,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:25:29,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:25:29,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:25:29,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:25:29,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:25:29,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:25:29,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:25:29,330 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:25:29,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:25:29,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:25:29,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:25:29,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:25:29,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:25:29,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:25:29,356 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:25:29,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:25:29,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:25:29,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:25:29,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:25:29,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:25:29,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:25:29,394 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:25:29,395 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:25:29,398 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:25:29,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:25:29,403 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:25:29,403 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:25:29,404 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:25:29,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:25:29,410 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:25:29,413 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:25:29,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:25:29,416 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:25:29,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:25:29,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:25:29,419 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:25:29,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:25:29,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:25:29,468 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:25:29,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:25:29,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:25:29,475 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:25:29,475 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:25:29,476 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:25:29,478 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:25:29,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:25:29,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:25:29,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:25:29,480 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:25:29,480 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:25:29,481 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:25:29,483 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:25:29,483 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:25:29,484 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:25:29,484 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:25:29,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:25:29,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:25:29,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:25:29,486 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:25:29,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:25:29,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:25:29,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:25:29,489 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:25:29,489 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:25:29,489 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:25:29,490 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:25:29,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:25:29,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:25:29,494 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 -> addc9e4e4fc897318cfe4d26c9760729a73864e1 [2019-11-25 22:25:30,115 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:25:30,146 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:25:30,153 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:25:30,157 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:25:30,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:25:30,162 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2019-11-25 22:25:30,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc21b216b/4809c6dbc73a43398bfb84deb80a5722/FLAG828e4c043 [2019-11-25 22:25:31,591 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:25:31,592 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2019-11-25 22:25:31,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc21b216b/4809c6dbc73a43398bfb84deb80a5722/FLAG828e4c043 [2019-11-25 22:25:31,656 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc21b216b/4809c6dbc73a43398bfb84deb80a5722 [2019-11-25 22:25:31,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:25:31,672 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:25:31,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:31,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:25:31,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:25:31,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:31" (1/1) ... [2019-11-25 22:25:31,693 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 25.11 10:25:31, skipping insertion in model container [2019-11-25 22:25:31,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:25:31" (1/1) ... [2019-11-25 22:25:31,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:25:31,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:25:32,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:32,936 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:25:33,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:25:33,292 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:25:33,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33 WrapperNode [2019-11-25 22:25:33,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:25:33,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:33,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:25:33,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:25:33,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,535 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:25:33,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:25:33,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:25:33,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:25:33,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,580 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,581 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,677 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:25:33" (1/1) ... [2019-11-25 22:25:33,735 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:25:33,742 INFO L168 Benchmark]: Toolchain (without parser) took 2066.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:33,744 INFO L168 Benchmark]: CDTParser took 0.39 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 22:25:33,747 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1624.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:33,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 238.15 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:33,755 INFO L168 Benchmark]: Boogie Preprocessor took 198.50 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:25:33,767 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1624.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 238.15 ms. Allocated memory is still 1.0 GB. Free memory was 966.6 MB in the beginning and 960.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.50 ms. Allocated memory is still 1.0 GB. Free memory was 960.9 MB in the beginning and 955.1 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...