./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem03_label50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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_label50.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 9dc8301382937bd250c804b76dde449bc2d34eb7 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label50.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 9dc8301382937bd250c804b76dde449bc2d34eb7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:11,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:11,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:11,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:11,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:11,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:11,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:11,990 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:11,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:11,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:12,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:12,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:12,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:12,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:12,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:12,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:12,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:12,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:12,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:12,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:12,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:12,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:12,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:12,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:12,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:12,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:12,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:12,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:12,075 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:12,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:12,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:12,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:12,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:12,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:12,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:12,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:12,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:12,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:12,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:12,096 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:12,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:12,102 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:12,141 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:12,141 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:12,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:12,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:12,146 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:12,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:12,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:12,148 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:12,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:12,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:12,152 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:12,152 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:12,153 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:12,153 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:12,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:12,154 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:12,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:12,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:12,155 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:12,158 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:12,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:12,158 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:12,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:12,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:12,159 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:12,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:12,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:12,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:12,160 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 -> 9dc8301382937bd250c804b76dde449bc2d34eb7 [2019-11-27 09:22:12,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:12,818 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:12,824 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:12,828 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:12,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:12,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2019-11-27 09:22:13,011 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/383d1c690/25b98eaa675d4c80987a5c2c1644c1d4/FLAG0ae93c754 [2019-11-27 09:22:14,359 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:14,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2019-11-27 09:22:14,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/383d1c690/25b98eaa675d4c80987a5c2c1644c1d4/FLAG0ae93c754 [2019-11-27 09:22:14,447 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/383d1c690/25b98eaa675d4c80987a5c2c1644c1d4 [2019-11-27 09:22:14,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:14,460 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:14,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:14,464 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:14,468 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:14,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:14" (1/1) ... [2019-11-27 09:22:14,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36afd66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:14, skipping insertion in model container [2019-11-27 09:22:14,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:14" (1/1) ... [2019-11-27 09:22:14,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:14,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:16,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:16,215 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:16,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:16,843 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:16,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16 WrapperNode [2019-11-27 09:22:16,848 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:16,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:16,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:16,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:16,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:16,960 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:17,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:17,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:17,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:17,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:17,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:17,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:17,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:17,239 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:17,330 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:17,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:17,413 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:16" (1/1) ... [2019-11-27 09:22:17,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:17,456 INFO L168 Benchmark]: Toolchain (without parser) took 2989.08 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 903.6 MB in the end (delta: 58.1 MB). Peak memory consumption was 58.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:17,457 INFO L168 Benchmark]: CDTParser took 1.96 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. [2019-11-27 09:22:17,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2384.95 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 926.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:17,462 INFO L168 Benchmark]: Boogie Procedure Inliner took 350.63 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 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. [2019-11-27 09:22:17,466 INFO L168 Benchmark]: Boogie Preprocessor took 245.74 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:17,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.96 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 2384.95 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 926.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 350.63 ms. Allocated memory is still 1.0 GB. Free memory was 926.5 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 245.74 ms. Allocated memory is still 1.0 GB. Free memory was 915.1 MB in the beginning and 903.6 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:22:21,299 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:21,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:21,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:21,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:21,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:21,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:21,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:21,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:21,372 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:21,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:21,382 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:21,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:21,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:21,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:21,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:21,409 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:21,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:21,416 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:21,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:21,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:21,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:21,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:21,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:21,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:21,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:21,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:21,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:21,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:21,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:21,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:21,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:21,464 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:21,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:21,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:21,472 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:21,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:21,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:21,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:21,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:21,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:21,484 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:21,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:21,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:21,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:21,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:21,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:21,531 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:21,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:21,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:21,532 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:21,532 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:21,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:21,535 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:21,536 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:21,536 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:21,536 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:21,539 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:21,539 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:21,539 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:21,540 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:21,540 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:21,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:21,541 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:21,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:21,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:21,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:21,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:21,544 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:21,544 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:21,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:21,546 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:21,547 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 -> 9dc8301382937bd250c804b76dde449bc2d34eb7 [2019-11-27 09:22:22,146 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:22,176 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:22,184 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:22,188 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:22,191 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:22,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2019-11-27 09:22:22,351 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f9cc43fe/decf40381d104190bc4964fdef6e183a/FLAG7ce3b74e0 [2019-11-27 09:22:23,702 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:23,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem03_label50.c [2019-11-27 09:22:23,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f9cc43fe/decf40381d104190bc4964fdef6e183a/FLAG7ce3b74e0 [2019-11-27 09:22:23,760 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f9cc43fe/decf40381d104190bc4964fdef6e183a [2019-11-27 09:22:23,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:23,769 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:23,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:23,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:23,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:23,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:23" (1/1) ... [2019-11-27 09:22:23,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:23, skipping insertion in model container [2019-11-27 09:22:23,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:23" (1/1) ... [2019-11-27 09:22:23,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:23,965 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:25,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:25,538 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:26,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:26,286 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:26,290 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26 WrapperNode [2019-11-27 09:22:26,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:26,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:26,295 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:26,295 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:26,322 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:26,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:26,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:26,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:26,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:26" (1/1) ... [2019-11-27 09:22:26,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:26,903 INFO L168 Benchmark]: Toolchain (without parser) took 3128.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.4 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,904 INFO L168 Benchmark]: CDTParser took 0.40 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. [2019-11-27 09:22:26,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2519.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,908 INFO L168 Benchmark]: Boogie Procedure Inliner took 326.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,914 INFO L168 Benchmark]: Boogie Preprocessor took 275.43 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.4 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:26,924 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 2519.34 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.4 MB in the end (delta: 40.6 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 326.46 ms. Allocated memory is still 1.0 GB. Free memory was 915.4 MB in the beginning and 903.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 275.43 ms. Allocated memory is still 1.0 GB. Free memory was 903.9 MB in the beginning and 892.4 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...