./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label31.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_label31.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 e22aca670eebcc48bb749d0b781a89489aaaae48 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label31.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 e22aca670eebcc48bb749d0b781a89489aaaae48 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:44:31,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:31,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:31,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:31,346 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:31,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:31,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:31,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:31,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:31,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:31,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:31,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:31,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:31,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:31,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:31,390 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:31,391 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:31,392 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:31,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:31,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:31,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:31,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:31,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:31,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:31,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:31,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:31,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:31,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:31,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:31,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:31,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:31,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:31,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:31,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:31,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:31,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:31,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:31,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:31,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:31,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:31,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:31,441 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:44:31,471 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:31,471 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:31,473 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:31,473 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:31,473 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:31,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:31,476 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:31,476 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:44:31,476 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:31,476 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:31,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:31,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:31,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:31,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:31,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:31,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:31,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:31,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:31,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:31,481 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:31,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:31,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:31,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:31,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:31,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:31,484 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:44:31,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:44:31,484 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:31,484 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 -> e22aca670eebcc48bb749d0b781a89489aaaae48 [2019-11-27 15:44:31,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:31,965 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:31,968 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:31,971 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:31,973 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:31,974 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-27 15:44:32,085 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e20f0672/b328202e0ec042a08d8299e51fea4920/FLAG51aa102fa [2019-11-27 15:44:33,206 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:33,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-27 15:44:33,264 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e20f0672/b328202e0ec042a08d8299e51fea4920/FLAG51aa102fa [2019-11-27 15:44:33,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e20f0672/b328202e0ec042a08d8299e51fea4920 [2019-11-27 15:44:33,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:33,621 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:33,624 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:33,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:33,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:33,637 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:33" (1/1) ... [2019-11-27 15:44:33,641 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 03:44:33, skipping insertion in model container [2019-11-27 15:44:33,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:33" (1/1) ... [2019-11-27 15:44:33,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:33,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:36,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:36,524 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:37,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:37,556 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:37,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37 WrapperNode [2019-11-27 15:44:37,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:37,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:37,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:37,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:37,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:37,658 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:37,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:37,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:37,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:37,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:37,991 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:37,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:38,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:38,030 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:38,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:38,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:38,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:37" (1/1) ... [2019-11-27 15:44:38,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:38,412 INFO L168 Benchmark]: Toolchain (without parser) took 4786.86 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 751.3 MB in the end (delta: 191.8 MB). Peak memory consumption was 191.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:38,413 INFO L168 Benchmark]: CDTParser took 1.85 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 15:44:38,415 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3936.50 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 820.3 MB in the end (delta: 122.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:38,417 INFO L168 Benchmark]: Boogie Procedure Inliner took 411.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:38,420 INFO L168 Benchmark]: Boogie Preprocessor took 432.52 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.3 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:38,430 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.85 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 3936.50 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 820.3 MB in the end (delta: 122.8 MB). Peak memory consumption was 122.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 411.77 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 432.52 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.3 MB in the end (delta: 28.9 MB). Peak memory consumption was 28.9 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 0.1.24-509859d [2019-11-27 15:44:41,180 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:44:41,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:44:41,207 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:44:41,210 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:44:41,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:44:41,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:44:41,225 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:44:41,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:44:41,238 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:44:41,240 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:44:41,242 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:44:41,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:44:41,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:44:41,250 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:44:41,251 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:44:41,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:44:41,253 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:44:41,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:44:41,262 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:44:41,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:44:41,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:44:41,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:44:41,283 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:44:41,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:44:41,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:44:41,292 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:44:41,296 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:44:41,296 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:44:41,297 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:44:41,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:44:41,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:44:41,303 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:44:41,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:44:41,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:44:41,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:44:41,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:44:41,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:44:41,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:44:41,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:44:41,317 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:44:41,318 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:44:41,349 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:44:41,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:44:41,355 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:44:41,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:44:41,355 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:44:41,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:44:41,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:44:41,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:44:41,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:44:41,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:44:41,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:44:41,362 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:44:41,362 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:44:41,363 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:44:41,363 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:44:41,363 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:44:41,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:44:41,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:44:41,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:44:41,364 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:44:41,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:44:41,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:44:41,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:44:41,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:44:41,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:44:41,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:44:41,367 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:44:41,367 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:44:41,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:44:41,368 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:44:41,369 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 -> e22aca670eebcc48bb749d0b781a89489aaaae48 [2019-11-27 15:44:41,778 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:44:41,793 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:44:41,800 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:44:41,802 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:44:41,805 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:44:41,806 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-27 15:44:41,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc1bba33/2f97c15104184695906be4d47c167df1/FLAGb06d82c54 [2019-11-27 15:44:43,100 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:44:43,101 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label31.c [2019-11-27 15:44:43,159 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc1bba33/2f97c15104184695906be4d47c167df1/FLAGb06d82c54 [2019-11-27 15:44:43,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfc1bba33/2f97c15104184695906be4d47c167df1 [2019-11-27 15:44:43,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:44:43,459 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:44:43,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:43,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:44:43,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:44:43,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:43,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@212f942a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:43, skipping insertion in model container [2019-11-27 15:44:43,477 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:44:43" (1/1) ... [2019-11-27 15:44:43,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:44:43,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:44:45,768 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:45,783 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:44:46,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:44:46,969 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:44:46,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46 WrapperNode [2019-11-27 15:44:46,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:44:46,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:46,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:44:46,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:44:46,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,339 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:44:47,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:44:47,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:44:47,341 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:44:47,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,645 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,684 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:44:46" (1/1) ... [2019-11-27 15:44:47,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:44:47,745 INFO L168 Benchmark]: Toolchain (without parser) took 4281.50 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 733.1 MB in the end (delta: 217.2 MB). Peak memory consumption was 217.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:47,746 INFO L168 Benchmark]: CDTParser took 0.23 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 15:44:47,748 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3509.14 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 796.1 MB in the end (delta: 154.1 MB). Peak memory consumption was 154.2 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:47,750 INFO L168 Benchmark]: Boogie Procedure Inliner took 369.27 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 761.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:47,755 INFO L168 Benchmark]: Boogie Preprocessor took 397.43 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:44:47,765 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 3509.14 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 796.1 MB in the end (delta: 154.1 MB). Peak memory consumption was 154.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 369.27 ms. Allocated memory is still 1.0 GB. Free memory was 796.1 MB in the beginning and 761.7 MB in the end (delta: 34.4 MB). Peak memory consumption was 34.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 397.43 ms. Allocated memory is still 1.0 GB. Free memory was 761.7 MB in the beginning and 733.1 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...