./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_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/Problem18_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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem18_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 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:43:03,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:03,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:03,136 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:03,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:03,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:03,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:03,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:03,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:03,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:03,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:03,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:03,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:03,196 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:03,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:03,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:03,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:03,213 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:03,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:03,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:03,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:03,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:03,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:03,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:03,257 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:03,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:03,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:03,260 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:03,262 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:03,263 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:03,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:03,267 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:03,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:03,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:03,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:03,278 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:03,279 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:03,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:03,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:03,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:03,288 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:03,290 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:03,330 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:03,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:03,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:03,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:03,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:03,339 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:03,342 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:03,342 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:03,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:03,343 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:03,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:03,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:03,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:03,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:03,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:03,348 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:03,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:03,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:03,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:03,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:03,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:03,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:03,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:03,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:03,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:03,354 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:03,355 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:03,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:03,358 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-25 22:43:03,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:04,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:04,027 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:04,033 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:04,035 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:04,037 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-25 22:43:04,199 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/068e7ba18/db87475383a5407d8ef9dc53385f7e0a/FLAGe1b3cd8df [2019-11-25 22:43:05,784 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:05,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-25 22:43:05,852 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/068e7ba18/db87475383a5407d8ef9dc53385f7e0a/FLAGe1b3cd8df [2019-11-25 22:43:05,890 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/068e7ba18/db87475383a5407d8ef9dc53385f7e0a [2019-11-25 22:43:05,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:05,903 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:05,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:05,909 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:05,916 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:05,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:05" (1/1) ... [2019-11-25 22:43:05,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:05, skipping insertion in model container [2019-11-25 22:43:05,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:05" (1/1) ... [2019-11-25 22:43:05,951 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:06,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:08,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:08,683 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:09,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:09,801 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:09,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09 WrapperNode [2019-11-25 22:43:09,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:09,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:09,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:09,811 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:09,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:09,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:10,433 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:10,434 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:10,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:10,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:10,453 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:10,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:10,493 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:10,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:10,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:10,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:10,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:09" (1/1) ... [2019-11-25 22:43:10,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:10,980 INFO L168 Benchmark]: Toolchain (without parser) took 5071.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 804.2 MB in the end (delta: 151.7 MB). Peak memory consumption was 151.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:10,981 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:43:10,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3901.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:10,986 INFO L168 Benchmark]: Boogie Procedure Inliner took 625.50 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:10,990 INFO L168 Benchmark]: Boogie Preprocessor took 535.39 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 804.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:11,001 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 3901.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 873.5 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 625.50 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.2 MB in the end (delta: 46.4 MB). Peak memory consumption was 46.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 535.39 ms. Allocated memory is still 1.0 GB. Free memory was 827.2 MB in the beginning and 804.2 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 22:43:15,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:15,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:15,120 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:15,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:15,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:15,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:15,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:15,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:15,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:15,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:15,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:15,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:15,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:15,184 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:15,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:15,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:15,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:15,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:15,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:15,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:15,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:15,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:15,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:15,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:15,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:15,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:15,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:15,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:15,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:15,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:15,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:15,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:15,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:15,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:15,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:15,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:15,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:15,264 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:15,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:15,272 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:15,274 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:15,315 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:15,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:15,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:15,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:15,322 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:15,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:15,323 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:15,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:15,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:15,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:15,327 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:15,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:15,330 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:15,330 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:15,331 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:15,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:15,331 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:15,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:15,333 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:15,333 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:15,333 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:15,336 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:15,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:15,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:15,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:15,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:15,338 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:15,341 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:15,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:15,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:15,343 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 -> 736ea886182ad51b4fe3dfe4eec65fec3c8c1a98 [2019-11-25 22:43:15,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:15,926 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:15,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:15,937 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:15,938 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:15,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-25 22:43:16,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd64062a/8bde6168f18c417aa0b2989638c09b24/FLAG9c3d7cf02 [2019-11-25 22:43:17,670 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:17,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label02.c [2019-11-25 22:43:17,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd64062a/8bde6168f18c417aa0b2989638c09b24/FLAG9c3d7cf02 [2019-11-25 22:43:17,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2fd64062a/8bde6168f18c417aa0b2989638c09b24 [2019-11-25 22:43:17,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:17,841 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:17,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:17,847 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:17,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:17,859 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:17" (1/1) ... [2019-11-25 22:43:17,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:17, skipping insertion in model container [2019-11-25 22:43:17,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:17" (1/1) ... [2019-11-25 22:43:17,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:18,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:20,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:20,757 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:22,015 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:22,099 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:22,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22 WrapperNode [2019-11-25 22:43:22,104 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:22,105 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:22,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:22,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:22,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,262 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:22,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:22,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:22,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:22,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,872 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,934 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:22" (1/1) ... [2019-11-25 22:43:22,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:23,001 INFO L168 Benchmark]: Toolchain (without parser) took 5155.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 798.5 MB in the end (delta: 157.5 MB). Peak memory consumption was 157.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:23,002 INFO L168 Benchmark]: CDTParser took 2.55 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 22:43:23,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4259.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 844.4 MB in the end (delta: 111.5 MB). Peak memory consumption was 111.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:23,008 INFO L168 Benchmark]: Boogie Procedure Inliner took 454.57 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 821.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:23,014 INFO L168 Benchmark]: Boogie Preprocessor took 432.03 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 798.5 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:23,024 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 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 4259.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 844.4 MB in the end (delta: 111.5 MB). Peak memory consumption was 111.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 454.57 ms. Allocated memory is still 1.0 GB. Free memory was 844.4 MB in the beginning and 821.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 432.03 ms. Allocated memory is still 1.0 GB. Free memory was 821.5 MB in the beginning and 798.5 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...