./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label51.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/Problem03_label51.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 37dbaac3b5b5a7c81d9d0dba265313c4d8453ca8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem03_label51.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 37dbaac3b5b5a7c81d9d0dba265313c4d8453ca8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:40:56,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:40:57,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:40:57,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:40:57,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:40:57,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:40:57,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:40:57,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:40:57,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:40:57,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:40:57,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:40:57,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:40:57,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:40:57,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:40:57,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:40:57,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:40:57,066 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:40:57,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:40:57,072 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:40:57,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:40:57,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:40:57,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:40:57,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:40:57,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:40:57,099 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:40:57,099 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:40:57,100 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:40:57,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:40:57,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:40:57,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:40:57,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:40:57,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:40:57,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:40:57,108 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:40:57,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:40:57,113 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:40:57,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:40:57,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:40:57,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:40:57,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:40:57,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:40:57,120 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:40:57,148 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:40:57,150 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:40:57,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:40:57,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:40:57,155 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:40:57,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:40:57,155 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:40:57,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:40:57,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:40:57,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:40:57,160 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:40:57,160 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:40:57,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:40:57,161 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:40:57,161 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:40:57,161 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:40:57,161 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:40:57,162 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:40:57,162 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:40:57,162 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:40:57,162 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:40:57,162 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:40:57,163 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:40:57,163 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:40:57,163 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:40:57,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:40:57,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:40:57,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:40:57,165 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:40:57,165 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 -> 37dbaac3b5b5a7c81d9d0dba265313c4d8453ca8 [2019-11-24 20:40:57,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:40:57,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:40:57,626 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:40:57,631 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:40:57,632 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:40:57,632 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label51.c [2019-11-24 20:40:57,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48818ca33/c2178580d4134d1b82115f74361c1629/FLAG68b644511 [2019-11-24 20:40:58,733 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:40:58,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label51.c [2019-11-24 20:40:58,765 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48818ca33/c2178580d4134d1b82115f74361c1629/FLAG68b644511 [2019-11-24 20:40:59,278 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/48818ca33/c2178580d4134d1b82115f74361c1629 [2019-11-24 20:40:59,284 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:40:59,288 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:40:59,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:40:59,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:40:59,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:40:59,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:59" (1/1) ... [2019-11-24 20:40:59,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f858ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:40:59, skipping insertion in model container [2019-11-24 20:40:59,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:40:59" (1/1) ... [2019-11-24 20:40:59,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:40:59,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:00,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:00,475 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:00,849 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:00,882 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:00,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00 WrapperNode [2019-11-24 20:41:00,888 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:00,889 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:00,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:00,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:00,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:00,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:01,106 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:01,106 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:01,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:01,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,195 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,231 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,253 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:00" (1/1) ... [2019-11-24 20:41:01,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:01,284 INFO L168 Benchmark]: Toolchain (without parser) took 1993.87 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 903.5 MB in the end (delta: 58.2 MB). Peak memory consumption was 58.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,287 INFO L168 Benchmark]: CDTParser took 0.60 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 20:41:01,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1598.09 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,291 INFO L168 Benchmark]: Boogie Procedure Inliner took 217.14 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,294 INFO L168 Benchmark]: Boogie Preprocessor took 171.40 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:01,302 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 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 1598.09 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 926.6 MB in the end (delta: 35.1 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 217.14 ms. Allocated memory is still 1.0 GB. Free memory was 926.6 MB in the beginning and 915.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 171.40 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 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 20:41:04,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:41:04,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:41:04,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:41:04,139 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:41:04,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:41:04,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:41:04,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:41:04,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:41:04,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:41:04,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:41:04,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:41:04,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:41:04,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:41:04,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:41:04,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:41:04,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:41:04,179 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:41:04,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:41:04,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:41:04,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:41:04,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:41:04,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:41:04,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:41:04,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:41:04,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:41:04,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:41:04,212 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:41:04,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:41:04,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:41:04,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:41:04,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:41:04,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:41:04,216 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:41:04,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:41:04,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:41:04,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:41:04,222 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:41:04,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:41:04,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:41:04,224 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:41:04,225 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:41:04,268 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:41:04,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:41:04,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:41:04,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:41:04,275 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:41:04,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:41:04,276 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:41:04,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:41:04,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:41:04,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:41:04,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:41:04,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:41:04,280 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:41:04,280 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:41:04,281 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:41:04,281 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:41:04,281 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:41:04,281 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:41:04,281 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:41:04,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:41:04,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:41:04,282 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:41:04,282 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:41:04,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:41:04,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:41:04,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:41:04,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:41:04,285 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:41:04,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:41:04,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:41:04,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:41:04,287 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 -> 37dbaac3b5b5a7c81d9d0dba265313c4d8453ca8 [2019-11-24 20:41:04,662 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:41:04,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:41:04,696 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:41:04,700 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:41:04,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:41:04,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label51.c [2019-11-24 20:41:04,809 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13cfa86f/f2aee625ffe24126b4d9d494400dfe12/FLAGb8b786609 [2019-11-24 20:41:05,808 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:41:05,809 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label51.c [2019-11-24 20:41:05,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13cfa86f/f2aee625ffe24126b4d9d494400dfe12/FLAGb8b786609 [2019-11-24 20:41:06,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b13cfa86f/f2aee625ffe24126b4d9d494400dfe12 [2019-11-24 20:41:06,358 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:41:06,362 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:41:06,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:06,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:41:06,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:41:06,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:06" (1/1) ... [2019-11-24 20:41:06,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67918653 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:06, skipping insertion in model container [2019-11-24 20:41:06,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:41:06" (1/1) ... [2019-11-24 20:41:06,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:41:06,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:41:07,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:07,651 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:41:08,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:41:08,095 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:41:08,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08 WrapperNode [2019-11-24 20:41:08,100 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:41:08,101 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:08,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:41:08,102 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:41:08,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,167 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,285 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:41:08,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:41:08,286 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:41:08,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:41:08,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,317 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:41:08" (1/1) ... [2019-11-24 20:41:08,469 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:41:08,475 INFO L168 Benchmark]: Toolchain (without parser) took 2109.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 896.7 MB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:08,477 INFO L168 Benchmark]: CDTParser took 2.53 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 20:41:08,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1735.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 919.6 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:08,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 184.74 ms. Allocated memory is still 1.0 GB. Free memory was 919.6 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:08,483 INFO L168 Benchmark]: Boogie Preprocessor took 183.48 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 20:41:08,491 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.53 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 1735.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 953.1 MB in the beginning and 919.6 MB in the end (delta: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 184.74 ms. Allocated memory is still 1.0 GB. Free memory was 919.6 MB in the beginning and 908.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 183.48 ms. Allocated memory is still 1.0 GB. Free memory was 908.2 MB in the beginning and 896.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...