./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label14.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 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/Problem05_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 dd48e22d8c68b60252dee1cbe7b0fbc5702b7f76 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem05_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 dd48e22d8c68b60252dee1cbe7b0fbc5702b7f76 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:10,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:10,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:10,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:10,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:10,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:10,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:10,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:10,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:10,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:10,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:10,119 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:10,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:10,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:10,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:10,132 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:10,137 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:10,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:10,144 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:10,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:10,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:10,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:10,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:10,171 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:10,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:10,179 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:10,179 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:10,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:10,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:10,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:10,187 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:10,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:10,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:10,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:10,197 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:10,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:10,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:10,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:10,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:10,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:10,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:10,208 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:10,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:10,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:10,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:10,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:10,272 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:10,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:10,274 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:10,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:10,280 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:10,280 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:10,281 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:10,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:10,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:10,282 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:10,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:10,282 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:10,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:10,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:10,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:10,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:10,287 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:10,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:10,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:10,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:10,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:10,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:10,292 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:10,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:10,293 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 -> dd48e22d8c68b60252dee1cbe7b0fbc5702b7f76 [2019-11-26 16:36:10,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:10,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:10,883 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:10,885 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:10,887 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:10,891 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label14.c [2019-11-26 16:36:11,057 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7214318b/086a5da15ce94973a7e79e14fa396ed7/FLAG955542109 [2019-11-26 16:36:13,230 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:13,231 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label14.c [2019-11-26 16:36:13,339 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7214318b/086a5da15ce94973a7e79e14fa396ed7/FLAG955542109 [2019-11-26 16:36:13,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7214318b/086a5da15ce94973a7e79e14fa396ed7 [2019-11-26 16:36:13,389 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:13,392 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:13,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:13,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:13,407 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:13,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:13, skipping insertion in model container [2019-11-26 16:36:13,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:13" (1/1) ... [2019-11-26 16:36:13,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:14,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:18,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:18,903 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:22,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:22,446 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:22,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22 WrapperNode [2019-11-26 16:36:22,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:22,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:22,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:22,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:22,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:22,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:23,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:23,362 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:23,363 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:23,363 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:23,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:23,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:23,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:23,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:23,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:24,023 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:24,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:24,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:24,233 INFO L168 Benchmark]: Toolchain (without parser) took 10834.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 740.1 MB in the end (delta: 192.9 MB). Peak memory consumption was 192.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:24,234 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:36:24,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9054.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 874.2 MB in the end (delta: 58.7 MB). Peak memory consumption was 272.1 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:24,240 INFO L168 Benchmark]: Boogie Procedure Inliner took 909.43 ms. Allocated memory is still 1.0 GB. Free memory was 874.2 MB in the beginning and 797.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:24,244 INFO L168 Benchmark]: Boogie Preprocessor took 861.20 ms. Allocated memory is still 1.0 GB. Free memory was 797.4 MB in the beginning and 740.1 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:24,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 9054.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 874.2 MB in the end (delta: 58.7 MB). Peak memory consumption was 272.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 909.43 ms. Allocated memory is still 1.0 GB. Free memory was 874.2 MB in the beginning and 797.4 MB in the end (delta: 76.8 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 861.20 ms. Allocated memory is still 1.0 GB. Free memory was 797.4 MB in the beginning and 740.1 MB in the end (delta: 57.3 MB). Peak memory consumption was 57.3 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 0.1.24-025d5a2 [2019-11-26 16:36:28,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:28,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:28,202 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:28,204 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:28,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:28,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:28,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:28,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:28,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:28,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:28,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:28,251 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:28,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:28,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:28,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:28,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:28,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:28,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:28,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:28,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:28,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:28,306 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:28,313 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:28,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:28,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:28,321 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:28,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:28,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:28,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:28,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:28,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:28,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:28,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:28,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:28,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:28,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:28,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:28,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:28,349 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:28,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:28,353 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:28,392 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:28,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:28,399 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:28,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:28,401 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:28,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:28,402 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:28,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:28,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:28,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:28,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:28,406 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:28,407 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:28,410 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:28,410 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:28,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:28,411 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:28,411 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:28,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:28,412 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:28,412 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:28,412 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:28,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:28,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:28,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:28,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:28,416 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:28,416 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:28,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:28,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:28,419 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 -> dd48e22d8c68b60252dee1cbe7b0fbc5702b7f76 [2019-11-26 16:36:29,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:29,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:29,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:29,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:29,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:29,062 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label14.c [2019-11-26 16:36:29,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4959e720a/bd2a39b6e7ab4d2982c7d89a3c0dce2e/FLAG73e83a9c3 [2019-11-26 16:36:31,058 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:31,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label14.c [2019-11-26 16:36:31,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4959e720a/bd2a39b6e7ab4d2982c7d89a3c0dce2e/FLAG73e83a9c3 [2019-11-26 16:36:31,416 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4959e720a/bd2a39b6e7ab4d2982c7d89a3c0dce2e [2019-11-26 16:36:31,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:31,435 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:31,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:31,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:31,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:31,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:31,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31, skipping insertion in model container [2019-11-26 16:36:31,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:31,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:32,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:37,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:37,456 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:40,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:40,847 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:40,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40 WrapperNode [2019-11-26 16:36:40,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:40,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:40,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:40,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:40,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:41,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:41,725 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:41,726 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:41,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:41,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:41,753 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:41,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:41,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:41,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:42,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:42,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:42,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:42,710 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:42,722 INFO L168 Benchmark]: Toolchain (without parser) took 11285.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 739.9 MB in the end (delta: 198.9 MB). Peak memory consumption was 198.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:42,723 INFO L168 Benchmark]: CDTParser took 0.39 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. [2019-11-26 16:36:42,728 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9415.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 878.1 MB in the end (delta: 60.6 MB). Peak memory consumption was 279.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:42,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 872.59 ms. Allocated memory is still 1.0 GB. Free memory was 878.1 MB in the beginning and 797.9 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:42,731 INFO L168 Benchmark]: Boogie Preprocessor took 988.07 ms. Allocated memory is still 1.0 GB. Free memory was 797.9 MB in the beginning and 739.9 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:42,741 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 9415.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 878.1 MB in the end (delta: 60.6 MB). Peak memory consumption was 279.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 872.59 ms. Allocated memory is still 1.0 GB. Free memory was 878.1 MB in the beginning and 797.9 MB in the end (delta: 80.2 MB). Peak memory consumption was 80.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 988.07 ms. Allocated memory is still 1.0 GB. Free memory was 797.9 MB in the beginning and 739.9 MB in the end (delta: 58.0 MB). Peak memory consumption was 58.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...