./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem06_label14.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/Problem06_label14.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 0ef273b8a35afd60ae5c7dd2c89135e6975af4c7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem06_label14.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 0ef273b8a35afd60ae5c7dd2c89135e6975af4c7 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:43:19,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:19,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:19,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:19,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:19,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:19,123 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:19,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:19,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:19,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:19,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:19,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:19,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:19,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:19,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:19,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:19,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:19,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:19,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:19,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:19,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:19,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:19,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:19,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:19,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:19,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:19,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:19,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:19,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:19,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:19,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:19,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:19,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:19,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:19,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:19,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:19,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:19,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:19,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:19,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:19,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:19,246 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 20:43:19,302 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:19,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:19,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:19,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:19,315 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:19,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:19,316 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:19,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 20:43:19,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:19,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:19,318 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:19,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:19,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:19,320 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:19,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:19,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:19,326 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:19,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:19,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:19,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:19,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:19,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:19,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:19,329 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:19,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:19,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:19,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 20:43:19,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 20:43:19,332 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:19,334 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 -> 0ef273b8a35afd60ae5c7dd2c89135e6975af4c7 [2019-11-24 20:43:19,874 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:19,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:19,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:19,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:19,925 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:19,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2019-11-24 20:43:20,097 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ee966106/66b12000aa684685a0201faeea347b45/FLAGedbd1283a [2019-11-24 20:43:22,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:22,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2019-11-24 20:43:22,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ee966106/66b12000aa684685a0201faeea347b45/FLAGedbd1283a [2019-11-24 20:43:22,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ee966106/66b12000aa684685a0201faeea347b45 [2019-11-24 20:43:22,276 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:22,278 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:22,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:22,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:22,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:22,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:22" (1/1) ... [2019-11-24 20:43:22,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:22, skipping insertion in model container [2019-11-24 20:43:22,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:22" (1/1) ... [2019-11-24 20:43:22,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:22,844 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:27,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:27,516 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:30,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:30,149 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:30,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30 WrapperNode [2019-11-24 20:43:30,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:30,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:30,159 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:30,160 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:30,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:30,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:31,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:31,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:31,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:31,029 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:31,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:31,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:31,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:31,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:31,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:31,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:31,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:30" (1/1) ... [2019-11-24 20:43:31,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:31,915 INFO L168 Benchmark]: Toolchain (without parser) took 9631.22 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 783.1 MB in the end (delta: 150.0 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:31,919 INFO L168 Benchmark]: CDTParser took 3.25 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 20:43:31,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7871.54 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 906.3 MB in the end (delta: 26.7 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:31,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 869.53 ms. Allocated memory is still 1.0 GB. Free memory was 906.3 MB in the beginning and 835.0 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:31,927 INFO L168 Benchmark]: Boogie Preprocessor took 878.65 ms. Allocated memory is still 1.0 GB. Free memory was 835.0 MB in the beginning and 783.1 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:31,938 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.25 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 7871.54 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 906.3 MB in the end (delta: 26.7 MB). Peak memory consumption was 273.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 869.53 ms. Allocated memory is still 1.0 GB. Free memory was 906.3 MB in the beginning and 835.0 MB in the end (delta: 71.3 MB). Peak memory consumption was 71.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 878.65 ms. Allocated memory is still 1.0 GB. Free memory was 835.0 MB in the beginning and 783.1 MB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 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 20:43:35,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 20:43:35,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 20:43:35,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 20:43:35,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 20:43:35,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 20:43:35,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 20:43:35,910 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 20:43:35,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 20:43:35,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 20:43:35,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 20:43:35,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 20:43:35,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 20:43:35,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 20:43:35,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 20:43:35,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 20:43:35,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 20:43:35,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 20:43:35,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 20:43:35,957 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 20:43:35,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 20:43:35,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 20:43:35,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 20:43:35,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 20:43:35,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 20:43:35,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 20:43:35,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 20:43:35,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 20:43:35,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 20:43:35,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 20:43:35,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 20:43:35,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 20:43:36,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 20:43:36,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 20:43:36,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 20:43:36,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 20:43:36,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 20:43:36,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 20:43:36,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 20:43:36,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 20:43:36,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 20:43:36,016 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 20:43:36,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 20:43:36,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 20:43:36,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 20:43:36,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 20:43:36,086 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 20:43:36,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 20:43:36,087 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 20:43:36,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 20:43:36,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 20:43:36,089 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 20:43:36,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 20:43:36,093 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 20:43:36,093 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 20:43:36,095 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 20:43:36,095 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 20:43:36,095 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 20:43:36,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 20:43:36,100 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 20:43:36,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 20:43:36,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 20:43:36,101 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 20:43:36,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 20:43:36,103 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 20:43:36,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 20:43:36,106 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 20:43:36,108 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 20:43:36,108 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 20:43:36,108 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 20:43:36,109 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 20:43:36,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 20:43:36,110 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 20:43:36,113 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 -> 0ef273b8a35afd60ae5c7dd2c89135e6975af4c7 [2019-11-24 20:43:36,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 20:43:36,798 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 20:43:36,808 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 20:43:36,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 20:43:36,815 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 20:43:36,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2019-11-24 20:43:36,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a2022a51/245b6808b8424cbeb65a680484b40da2/FLAGb04ee4eed [2019-11-24 20:43:38,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 20:43:38,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem06_label14.c [2019-11-24 20:43:39,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a2022a51/245b6808b8424cbeb65a680484b40da2/FLAGb04ee4eed [2019-11-24 20:43:39,070 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a2022a51/245b6808b8424cbeb65a680484b40da2 [2019-11-24 20:43:39,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 20:43:39,084 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 20:43:39,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:39,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 20:43:39,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 20:43:39,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:39" (1/1) ... [2019-11-24 20:43:39,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3756bc5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:39, skipping insertion in model container [2019-11-24 20:43:39,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 08:43:39" (1/1) ... [2019-11-24 20:43:39,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 20:43:39,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 20:43:44,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:44,723 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 20:43:47,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 20:43:47,638 INFO L208 MainTranslator]: Completed translation [2019-11-24 20:43:47,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47 WrapperNode [2019-11-24 20:43:47,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 20:43:47,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:47,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 20:43:47,659 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 20:43:47,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:47,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:48,633 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 20:43:48,635 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 20:43:48,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 20:43:48,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 20:43:48,669 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:48,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:48,795 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:48,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:49,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:49,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:49,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 08:43:47" (1/1) ... [2019-11-24 20:43:49,513 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 20:43:49,525 INFO L168 Benchmark]: Toolchain (without parser) took 10435.78 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 764.0 MB in the end (delta: 169.1 MB). Peak memory consumption was 169.1 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:49,526 INFO L168 Benchmark]: CDTParser took 0.33 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 20:43:49,529 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8553.53 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 890.0 MB in the end (delta: 43.0 MB). Peak memory consumption was 270.6 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:49,530 INFO L168 Benchmark]: Boogie Procedure Inliner took 977.81 ms. Allocated memory is still 1.0 GB. Free memory was 890.0 MB in the beginning and 814.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:49,536 INFO L168 Benchmark]: Boogie Preprocessor took 878.61 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 764.0 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. [2019-11-24 20:43:49,546 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 8553.53 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 890.0 MB in the end (delta: 43.0 MB). Peak memory consumption was 270.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 977.81 ms. Allocated memory is still 1.0 GB. Free memory was 890.0 MB in the beginning and 814.4 MB in the end (delta: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 878.61 ms. Allocated memory is still 1.0 GB. Free memory was 814.4 MB in the beginning and 764.0 MB in the end (delta: 50.4 MB). Peak memory consumption was 50.4 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...