./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/Problem04_label40.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 db5ced516c223138fa3b83c50f95dac86062309d .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem04_label40.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 db5ced516c223138fa3b83c50f95dac86062309d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:27:42,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:42,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:42,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:42,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:42,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:42,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:42,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:42,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:42,230 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:42,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:42,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:42,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:42,244 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:42,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:42,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:42,257 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:42,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:42,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:42,273 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:42,282 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:42,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:42,289 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:42,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:42,301 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:42,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:42,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:42,307 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:42,307 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:42,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:42,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:42,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:42,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:42,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:42,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:42,321 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:42,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:42,323 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:42,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:42,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:42,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:42,333 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:27:42,370 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:42,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:42,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:42,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:42,378 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:42,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:42,381 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:42,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:27:42,382 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:42,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:42,383 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:42,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:42,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:42,386 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:42,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:42,387 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:42,387 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:42,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:42,389 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:42,389 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:42,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:42,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:42,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:42,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:42,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:42,394 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:27:42,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:27:42,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:42,395 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 -> db5ced516c223138fa3b83c50f95dac86062309d [2019-11-25 22:27:42,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:43,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:43,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:43,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:43,018 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:43,019 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-25 22:27:43,172 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50f609a62/f4d572fa72e7483f8eca3448148ba78f/FLAG83045524f [2019-11-25 22:27:44,883 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:44,886 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-25 22:27:44,975 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50f609a62/f4d572fa72e7483f8eca3448148ba78f/FLAG83045524f [2019-11-25 22:27:45,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50f609a62/f4d572fa72e7483f8eca3448148ba78f [2019-11-25 22:27:45,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:45,348 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:45,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:45,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:45,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:45,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:45,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717ede78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:45, skipping insertion in model container [2019-11-25 22:27:45,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:45" (1/1) ... [2019-11-25 22:27:45,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:45,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:27:48,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:48,561 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:27:50,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:27:50,114 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:27:50,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50 WrapperNode [2019-11-25 22:27:50,118 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:50,119 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:50,120 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:27:50,120 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:27:50,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:27:50,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:27:50,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:27:50,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:27:50,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,728 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:50,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:51,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:51,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:50" (1/1) ... [2019-11-25 22:27:51,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:27:51,205 INFO L168 Benchmark]: Toolchain (without parser) took 5854.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 770.4 MB in the end (delta: 172.7 MB). Peak memory consumption was 172.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:51,208 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 22:27:51,211 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4768.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 833.4 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:51,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 518.20 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 793.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:51,219 INFO L168 Benchmark]: Boogie Preprocessor took 560.50 ms. Allocated memory is still 1.0 GB. Free memory was 793.3 MB in the beginning and 770.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:27:51,230 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4768.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 943.1 MB in the beginning and 833.4 MB in the end (delta: 109.7 MB). Peak memory consumption was 109.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 518.20 ms. Allocated memory is still 1.0 GB. Free memory was 833.4 MB in the beginning and 793.3 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 560.50 ms. Allocated memory is still 1.0 GB. Free memory was 793.3 MB in the beginning and 770.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-65d6cd2 [2019-11-25 22:27:55,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:27:55,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:27:55,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:27:55,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:27:55,266 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:27:55,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:27:55,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:27:55,299 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:27:55,306 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:27:55,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:27:55,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:27:55,315 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:27:55,320 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:27:55,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:27:55,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:27:55,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:27:55,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:27:55,351 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:27:55,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:27:55,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:27:55,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:27:55,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:27:55,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:27:55,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:27:55,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:27:55,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:27:55,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:27:55,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:27:55,395 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:27:55,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:27:55,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:27:55,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:27:55,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:27:55,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:27:55,409 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:27:55,410 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:27:55,412 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:27:55,412 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:27:55,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:27:55,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:27:55,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:27:55,461 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:27:55,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:27:55,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:27:55,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:27:55,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:27:55,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:27:55,471 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:27:55,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:27:55,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:27:55,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:27:55,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:27:55,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:27:55,475 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:27:55,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:27:55,476 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:27:55,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:27:55,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:27:55,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:27:55,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:27:55,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:27:55,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:27:55,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:27:55,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:27:55,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:27:55,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:27:55,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:27:55,482 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:27:55,484 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:27:55,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:27:55,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:27:55,487 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 -> db5ced516c223138fa3b83c50f95dac86062309d [2019-11-25 22:27:56,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:27:56,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:27:56,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:27:56,141 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:27:56,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:27:56,146 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-25 22:27:56,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc45a72d9/f1c97757536f47809be1c1141069950f/FLAGee865e3f9 [2019-11-25 22:27:58,038 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:27:58,041 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2019-11-25 22:27:58,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc45a72d9/f1c97757536f47809be1c1141069950f/FLAGee865e3f9 [2019-11-25 22:27:58,572 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc45a72d9/f1c97757536f47809be1c1141069950f [2019-11-25 22:27:58,578 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:27:58,585 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:27:58,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:27:58,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:27:58,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:27:58,600 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:58" (1/1) ... [2019-11-25 22:27:58,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fac7363 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:27:58, skipping insertion in model container [2019-11-25 22:27:58,608 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:27:58" (1/1) ... [2019-11-25 22:27:58,625 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:27:58,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:28:01,957 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:01,973 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:28:03,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:28:03,418 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:28:03,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03 WrapperNode [2019-11-25 22:28:03,422 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:28:03,425 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:03,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:28:03,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:28:03,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:03,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,004 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:28:04,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:28:04,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:28:04,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:28:04,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,357 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:28:03" (1/1) ... [2019-11-25 22:28:04,411 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:28:04,422 INFO L168 Benchmark]: Toolchain (without parser) took 5831.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 733.0 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:04,424 INFO L168 Benchmark]: CDTParser took 0.34 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. [2019-11-25 22:28:04,428 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4836.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:04,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 583.55 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:04,434 INFO L168 Benchmark]: Boogie Preprocessor took 405.23 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. [2019-11-25 22:28:04,446 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 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 4836.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 803.2 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 583.55 ms. Allocated memory is still 1.0 GB. Free memory was 803.2 MB in the beginning and 763.1 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 405.23 ms. Allocated memory is still 1.0 GB. Free memory was 763.1 MB in the beginning and 733.0 MB in the end (delta: 30.1 MB). Peak memory consumption was 30.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...