./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem10_label23.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/Problem10_label23.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 6e679f9bfc379fa4fbede70512fc16896a5c333e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem10_label23.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 6e679f9bfc379fa4fbede70512fc16896a5c333e ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 20:50:57,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:50:57,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:50:57,153 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:50:57,154 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:50:57,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:50:57,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:50:57,173 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:50:57,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:50:57,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:50:57,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:50:57,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:50:57,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:50:57,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:50:57,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:50:57,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:50:57,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:50:57,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:50:57,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:50:57,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:50:57,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:50:57,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:50:57,223 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:50:57,224 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:50:57,231 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:50:57,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:50:57,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:50:57,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:50:57,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:50:57,237 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:50:57,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:50:57,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:50:57,241 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:50:57,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:50:57,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:50:57,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:50:57,247 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:50:57,247 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:50:57,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:50:57,248 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:50:57,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:50:57,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:50:57,279 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:50:57,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:50:57,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:50:57,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:50:57,285 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:50:57,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:50:57,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:50:57,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:50:57,287 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:50:57,287 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:50:57,288 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:50:57,290 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:50:57,290 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:50:57,290 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:50:57,291 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:50:57,291 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:50:57,291 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:50:57,291 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:50:57,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:50:57,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:50:57,293 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:50:57,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:50:57,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:50:57,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:50:57,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:50:57,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:50:57,296 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:50:57,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:50:57,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:50:57,296 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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-24 20:50:57,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:50:57,728 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:50:57,734 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:50:57,735 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:50:57,738 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:50:57,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-24 20:50:57,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5208d0506/48f5e96d8cbc456bba773736ca4737c4/FLAGfdae028cd [2019-11-24 20:50:58,689 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:50:58,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-24 20:50:58,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5208d0506/48f5e96d8cbc456bba773736ca4737c4/FLAGfdae028cd [2019-11-24 20:50:58,863 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5208d0506/48f5e96d8cbc456bba773736ca4737c4 [2019-11-24 20:50:58,872 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:50:58,875 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:50:58,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:50:58,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:50:58,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:50:58,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:50:58" (1/1) ... [2019-11-24 20:50:58,895 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:58, skipping insertion in model container [2019-11-24 20:50:58,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:50:58" (1/1) ... [2019-11-24 20:50:58,909 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:50:58,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:50:59,691 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:50:59,696 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:50:59,881 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:50:59,919 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:50:59,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59 WrapperNode [2019-11-24 20:50:59,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:50:59,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:50:59,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:50:59,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:50:59,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:50:59,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:51:00,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:00,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:00,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:00,084 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:00,100 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:51:00,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:51:00,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:51:00,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:51:00,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:51:00,181 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:51:00,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:50:59" (1/1) ... [2019-11-24 20:51:00,212 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:00,219 INFO L168 Benchmark]: Toolchain (without parser) took 1339.98 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 960.9 MB in the end (delta: 792.6 kB). Peak memory consumption was 858.2 kB. Max. memory is 12.5 GB. [2019-11-24 20:51:00,220 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:51:00,221 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1043.16 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:00,224 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.05 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:00,227 INFO L168 Benchmark]: Boogie Preprocessor took 128.99 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. [2019-11-24 20:51:00,237 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1043.16 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 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 160.05 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.99 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 20:51:02,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:51:02,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:51:02,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:51:02,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:51:02,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:51:02,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:51:02,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:51:02,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:51:02,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:51:02,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:51:02,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:51:02,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:51:02,981 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:51:02,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:51:02,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:51:02,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:51:02,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:51:02,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:51:02,996 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:51:03,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:51:03,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:51:03,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:51:03,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:51:03,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:51:03,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:51:03,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:51:03,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:51:03,020 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:51:03,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:51:03,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:51:03,024 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:51:03,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:51:03,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:51:03,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:51:03,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:51:03,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:51:03,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:51:03,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:51:03,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:51:03,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:51:03,036 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:51:03,065 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:51:03,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:51:03,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:51:03,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:51:03,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:51:03,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:51:03,069 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:51:03,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:51:03,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:51:03,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:51:03,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:51:03,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:51:03,074 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:51:03,074 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:51:03,075 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:51:03,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:51:03,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:51:03,075 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:51:03,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:51:03,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:51:03,076 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:51:03,076 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:51:03,076 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:51:03,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:51:03,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:51:03,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:51:03,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:51:03,079 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:51:03,080 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:51:03,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:51:03,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:51:03,081 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 -> 6e679f9bfc379fa4fbede70512fc16896a5c333e [2019-11-24 20:51:03,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:51:03,543 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:51:03,548 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:51:03,553 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:51:03,554 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:51:03,555 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-24 20:51:03,651 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/689f40440/ea0a24672c4e4ae095e9d15b6d2d0874/FLAGb0aae963c [2019-11-24 20:51:04,465 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:51:04,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label23.c [2019-11-24 20:51:04,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/689f40440/ea0a24672c4e4ae095e9d15b6d2d0874/FLAGb0aae963c [2019-11-24 20:51:04,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/689f40440/ea0a24672c4e4ae095e9d15b6d2d0874 [2019-11-24 20:51:04,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:51:04,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:51:04,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:04,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:51:04,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:51:04,683 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:04" (1/1) ... [2019-11-24 20:51:04,690 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:04, skipping insertion in model container [2019-11-24 20:51:04,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:51:04" (1/1) ... [2019-11-24 20:51:04,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:51:04,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:51:05,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:05,544 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:51:05,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:51:05,817 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:51:05,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05 WrapperNode [2019-11-24 20:51:05,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:51:05,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:05,820 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:51:05,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:51:05,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,861 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,937 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:51:05,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:51:05,939 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:51:05,939 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:51:05,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:05,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:06,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:06,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:06,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:51:05" (1/1) ... [2019-11-24 20:51:06,080 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:51:06,094 INFO L168 Benchmark]: Toolchain (without parser) took 1416.30 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 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:06,095 INFO L168 Benchmark]: CDTParser took 0.21 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. [2019-11-24 20:51:06,099 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1144.04 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:06,102 INFO L168 Benchmark]: Boogie Procedure Inliner took 119.31 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 20:51:06,103 INFO L168 Benchmark]: Boogie Preprocessor took 148.20 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:51:06,108 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1144.04 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 119.31 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 148.20 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.5 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...