./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label42.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/Problem06_label42.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 3e3ef831a1846b53d4ede97390fab9a1779a8551 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:02:44,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:02:45,005 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:02:45,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:02:45,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:02:45,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:02:45,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:02:45,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:02:45,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:02:45,078 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:02:45,083 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:02:45,084 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:02:45,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:02:45,093 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:02:45,094 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:02:45,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:02:45,105 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:02:45,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:02:45,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:02:45,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:02:45,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:02:45,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:02:45,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:02:45,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:02:45,152 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:02:45,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:02:45,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:02:45,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:02:45,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:02:45,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:02:45,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:02:45,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:02:45,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:02:45,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:02:45,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:02:45,176 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:02:45,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:02:45,178 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:02:45,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:02:45,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:02:45,185 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:02:45,187 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:02:45,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:02:45,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:02:45,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:02:45,233 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:02:45,233 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:02:45,234 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:02:45,236 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:02:45,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:02:45,236 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:02:45,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:02:45,238 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:02:45,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:02:45,241 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:02:45,241 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:02:45,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:02:45,242 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:02:45,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:02:45,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:02:45,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:02:45,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:02:45,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:02:45,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:02:45,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:02:45,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:02:45,248 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:02:45,248 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:02:45,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:02:45,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:02:45,249 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 -> 3e3ef831a1846b53d4ede97390fab9a1779a8551 [2019-11-16 21:02:45,875 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:02:45,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:02:45,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:02:45,920 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:02:45,921 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:02:45,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label42.c [2019-11-16 21:02:46,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edea0c7d/2c0113dfbf2941b7b2345e657cc4110c/FLAG7e98a87d6 [2019-11-16 21:02:47,998 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:02:47,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label42.c [2019-11-16 21:02:48,144 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edea0c7d/2c0113dfbf2941b7b2345e657cc4110c/FLAG7e98a87d6 [2019-11-16 21:02:48,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edea0c7d/2c0113dfbf2941b7b2345e657cc4110c [2019-11-16 21:02:48,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:02:48,198 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:02:48,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:02:48,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:02:48,208 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:02:48,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:02:48" (1/1) ... [2019-11-16 21:02:48,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424d8852 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:48, skipping insertion in model container [2019-11-16 21:02:48,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:02:48" (1/1) ... [2019-11-16 21:02:48,242 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:02:48,799 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:02:53,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:02:53,351 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:02:56,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:02:56,218 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:02:56,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56 WrapperNode [2019-11-16 21:02:56,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:02:56,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:02:56,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:02:56,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:02:56,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:56,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:57,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:02:57,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:02:57,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:02:57,063 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:02:57,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:57,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:57,201 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:57,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:57,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:57,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:57,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:02:56" (1/1) ... [2019-11-16 21:02:58,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:02:58,029 INFO L168 Benchmark]: Toolchain (without parser) took 9828.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 775.7 MB in the end (delta: 157.4 MB). Peak memory consumption was 157.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:02:58,030 INFO L168 Benchmark]: CDTParser took 0.67 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. [2019-11-16 21:02:58,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8025.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 902.6 MB in the end (delta: 30.4 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:02:58,036 INFO L168 Benchmark]: Boogie Procedure Inliner took 836.80 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 826.4 MB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 12.5 GB. [2019-11-16 21:02:58,040 INFO L168 Benchmark]: Boogie Preprocessor took 957.93 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 775.7 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 12.5 GB. [2019-11-16 21:02:58,051 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 8025.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.1 MB in the beginning and 902.6 MB in the end (delta: 30.4 MB). Peak memory consumption was 271.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 836.80 ms. Allocated memory is still 1.0 GB. Free memory was 902.6 MB in the beginning and 826.4 MB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 957.93 ms. Allocated memory is still 1.0 GB. Free memory was 826.4 MB in the beginning and 775.7 MB in the end (delta: 50.8 MB). Peak memory consumption was 50.8 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...