./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem15_label28.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/Problem15_label28.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 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem15_label28.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 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:36:12,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:12,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:12,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:12,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:12,193 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:12,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:12,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:12,216 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:12,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:12,221 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:12,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:12,226 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:12,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:12,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:12,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:12,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:12,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:12,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:12,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:12,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:12,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:12,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:12,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:12,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:12,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:12,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:12,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:12,270 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:12,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:12,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:12,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:12,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:12,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:12,279 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:12,280 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:12,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:12,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:12,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:12,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:12,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:12,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:36:12,316 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:12,316 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:12,318 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:12,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:12,320 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:12,320 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:12,321 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:12,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:36:12,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:12,321 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:12,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:12,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:12,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:12,325 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:12,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:12,326 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:12,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:12,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:12,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:12,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:12,327 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:12,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:12,330 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:12,330 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:12,330 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:12,331 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:36:12,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:36:12,331 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:12,331 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 -> 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 [2019-11-27 09:36:12,834 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:12,852 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:12,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:12,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:12,864 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:12,865 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-27 09:36:12,974 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a737673a/c8405a6ca867401f83f09b4777736954/FLAGa65c875a2 [2019-11-27 09:36:13,980 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:13,985 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-27 09:36:14,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a737673a/c8405a6ca867401f83f09b4777736954/FLAGa65c875a2 [2019-11-27 09:36:14,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a737673a/c8405a6ca867401f83f09b4777736954 [2019-11-27 09:36:14,518 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:14,520 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:14,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:14,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:14,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:14,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:14,538 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb904a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:14, skipping insertion in model container [2019-11-27 09:36:14,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:14" (1/1) ... [2019-11-27 09:36:14,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:14,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:15,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:15,926 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:16,331 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:16,362 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:16,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16 WrapperNode [2019-11-27 09:36:16,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:16,367 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:16,367 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:16,367 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:16,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:16,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:16,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:16,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:16,706 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,738 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,743 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,918 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:16,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:16" (1/1) ... [2019-11-27 09:36:17,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:17,062 INFO L168 Benchmark]: Toolchain (without parser) took 2537.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 857.7 MB in the end (delta: 98.2 MB). Peak memory consumption was 98.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:17,063 INFO L168 Benchmark]: CDTParser took 0.26 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 09:36:17,064 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1843.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:17,067 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.16 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:17,069 INFO L168 Benchmark]: Boogie Preprocessor took 365.77 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:17,077 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1843.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.9 MB in the beginning and 915.2 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 322.16 ms. Allocated memory is still 1.0 GB. Free memory was 915.2 MB in the beginning and 875.0 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 365.77 ms. Allocated memory is still 1.0 GB. Free memory was 875.0 MB in the beginning and 857.7 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.3 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 09:36:19,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:36:19,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:36:19,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:36:19,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:36:19,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:36:19,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:36:19,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:36:19,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:36:19,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:36:19,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:36:19,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:36:19,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:36:19,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:36:19,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:36:19,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:36:19,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:36:19,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:36:19,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:36:19,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:36:19,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:36:19,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:36:19,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:36:19,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:36:19,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:36:19,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:36:19,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:36:19,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:36:19,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:36:19,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:36:19,984 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:36:19,985 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:36:19,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:36:19,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:36:19,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:36:19,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:36:19,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:36:19,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:36:19,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:36:19,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:36:19,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:36:19,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:36:20,023 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:36:20,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:36:20,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:36:20,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:36:20,031 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:36:20,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:36:20,031 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:36:20,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:36:20,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:36:20,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:36:20,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:36:20,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:36:20,036 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:36:20,036 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:36:20,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:36:20,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:36:20,037 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:36:20,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:36:20,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:36:20,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:36:20,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:36:20,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:36:20,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:36:20,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:36:20,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:36:20,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:36:20,040 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:36:20,042 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:36:20,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:36:20,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:36:20,043 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 -> 135f975c9db1c9341bb4a70ce00cbfa1e1ef94a6 [2019-11-27 09:36:20,500 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:36:20,515 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:36:20,521 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:36:20,527 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:36:20,528 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:36:20,529 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-27 09:36:20,637 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f42b127f5/02164cc3013c44c99e5626b8a40b7432/FLAG159108f80 [2019-11-27 09:36:21,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:36:21,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2019-11-27 09:36:21,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f42b127f5/02164cc3013c44c99e5626b8a40b7432/FLAG159108f80 [2019-11-27 09:36:22,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f42b127f5/02164cc3013c44c99e5626b8a40b7432 [2019-11-27 09:36:22,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:36:22,198 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:36:22,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:22,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:36:22,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:36:22,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:22" (1/1) ... [2019-11-27 09:36:22,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@785470ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:22, skipping insertion in model container [2019-11-27 09:36:22,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:36:22" (1/1) ... [2019-11-27 09:36:22,227 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:36:22,360 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:36:23,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:23,779 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:36:24,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:36:24,339 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:36:24,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24 WrapperNode [2019-11-27 09:36:24,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:36:24,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:24,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:36:24,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:36:24,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,419 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:36:24,562 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:36:24,562 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:36:24,562 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:36:24,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,607 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,683 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,739 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:36:24" (1/1) ... [2019-11-27 09:36:24,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:36:24,763 INFO L168 Benchmark]: Toolchain (without parser) took 2563.84 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 852.3 MB in the end (delta: 102.2 MB). Peak memory consumption was 102.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:24,767 INFO L168 Benchmark]: CDTParser took 0.24 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 09:36:24,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2140.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 880.9 MB in the end (delta: 73.5 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:24,769 INFO L168 Benchmark]: Boogie Procedure Inliner took 220.82 ms. Allocated memory is still 1.0 GB. Free memory was 880.9 MB in the beginning and 863.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:24,771 INFO L168 Benchmark]: Boogie Preprocessor took 194.75 ms. Allocated memory is still 1.0 GB. Free memory was 863.7 MB in the beginning and 852.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:36:24,778 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 2140.63 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 880.9 MB in the end (delta: 73.5 MB). Peak memory consumption was 73.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 220.82 ms. Allocated memory is still 1.0 GB. Free memory was 880.9 MB in the beginning and 863.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.75 ms. Allocated memory is still 1.0 GB. Free memory was 863.7 MB in the beginning and 852.3 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...