./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem11_label17.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/Problem11_label17.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 e99e2996098b5fdfddd3653a0ac7eff3fdd9a9c5 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem11_label17.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 e99e2996098b5fdfddd3653a0ac7eff3fdd9a9c5 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:45:42,207 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:42,209 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:42,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:42,243 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:42,248 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:42,250 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:42,268 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:42,271 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:42,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:42,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:42,285 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:42,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:42,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:42,295 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:42,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:42,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:42,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:42,312 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:42,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:42,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:42,336 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:42,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:42,342 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:42,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:42,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:42,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:42,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:42,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:42,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:42,358 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:42,359 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:42,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:42,364 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:42,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:42,369 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:42,370 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:42,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:42,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:42,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:42,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:42,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:45:42,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:42,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:42,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:42,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:42,425 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:42,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:42,426 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:42,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:45:42,426 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:42,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:42,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:42,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:42,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:42,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:42,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:42,432 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:42,433 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:42,433 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:42,436 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:42,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:42,436 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:42,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:42,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:42,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:42,438 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:42,438 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:45:42,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:45:42,441 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:42,441 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 -> e99e2996098b5fdfddd3653a0ac7eff3fdd9a9c5 [2019-11-26 16:45:43,009 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:43,048 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:43,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:43,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:43,060 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:43,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label17.c [2019-11-26 16:45:43,229 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c9bca24/afae61ec512a4823beaa866dd3264874/FLAGc9ad55a20 [2019-11-26 16:45:44,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:44,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label17.c [2019-11-26 16:45:44,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c9bca24/afae61ec512a4823beaa866dd3264874/FLAGc9ad55a20 [2019-11-26 16:45:44,663 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35c9bca24/afae61ec512a4823beaa866dd3264874 [2019-11-26 16:45:44,671 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:44,673 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:44,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:44,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:44,690 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:44,691 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:44, skipping insertion in model container [2019-11-26 16:45:44,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:44" (1/1) ... [2019-11-26 16:45:44,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:44,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:46,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:46,187 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:46,546 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:46,582 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:46,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46 WrapperNode [2019-11-26 16:45:46,588 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:46,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:46,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:46,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:46,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:46,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:46,901 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:46,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:46,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:46,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:46,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:46,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:46,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:46,953 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:47,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:47,100 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:47,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:46" (1/1) ... [2019-11-26 16:45:47,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:47,197 INFO L168 Benchmark]: Toolchain (without parser) took 2517.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 921.5 MB in the end (delta: 40.2 MB). Peak memory consumption was 40.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:47,198 INFO L168 Benchmark]: CDTParser took 3.45 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 16:45:47,202 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1908.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:47,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 317.09 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 932.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:47,208 INFO L168 Benchmark]: Boogie Preprocessor took 280.36 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 921.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:47,220 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.45 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 1908.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 950.1 MB in the end (delta: 5.8 MB). Peak memory consumption was 21.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 317.09 ms. Allocated memory is still 1.0 GB. Free memory was 950.1 MB in the beginning and 932.9 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 280.36 ms. Allocated memory is still 1.0 GB. Free memory was 932.9 MB in the beginning and 921.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:45:51,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:45:51,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:45:51,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:45:51,259 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:45:51,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:45:51,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:45:51,278 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:45:51,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:45:51,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:45:51,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:45:51,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:45:51,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:45:51,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:45:51,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:45:51,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:45:51,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:45:51,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:45:51,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:45:51,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:45:51,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:45:51,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:45:51,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:45:51,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:45:51,336 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:45:51,337 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:45:51,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:45:51,340 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:45:51,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:45:51,342 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:45:51,343 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:45:51,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:45:51,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:45:51,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:45:51,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:45:51,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:45:51,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:45:51,354 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:45:51,354 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:45:51,355 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:45:51,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:45:51,362 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:45:51,394 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:45:51,395 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:45:51,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:45:51,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:45:51,402 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:45:51,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:45:51,405 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:45:51,405 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:45:51,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:45:51,406 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:45:51,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:45:51,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:45:51,408 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:45:51,410 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:45:51,411 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:45:51,411 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:45:51,411 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:45:51,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:45:51,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:45:51,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:45:51,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:45:51,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:45:51,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:45:51,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:45:51,417 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:45:51,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:45:51,417 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:45:51,418 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:45:51,418 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:45:51,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:45:51,421 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 -> e99e2996098b5fdfddd3653a0ac7eff3fdd9a9c5 [2019-11-26 16:45:51,966 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:45:51,997 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:45:52,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:45:52,010 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:45:52,013 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:45:52,015 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label17.c [2019-11-26 16:45:52,181 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68c3dbea0/7194a0e5fe704af5bb93f0b3f8e1750b/FLAG0716a5f55 [2019-11-26 16:45:53,562 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:45:53,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label17.c [2019-11-26 16:45:53,594 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68c3dbea0/7194a0e5fe704af5bb93f0b3f8e1750b/FLAG0716a5f55 [2019-11-26 16:45:53,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68c3dbea0/7194a0e5fe704af5bb93f0b3f8e1750b [2019-11-26 16:45:53,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:45:53,655 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:45:53,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:53,660 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:45:53,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:45:53,671 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b770e64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:53, skipping insertion in model container [2019-11-26 16:45:53,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:45:53" (1/1) ... [2019-11-26 16:45:53,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:45:53,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:45:55,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:55,280 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:45:55,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:45:55,728 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:45:55,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55 WrapperNode [2019-11-26 16:45:55,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:45:55,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:55,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:45:55,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:45:55,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:55,814 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:55,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:45:55,960 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:45:55,960 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:45:55,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:45:55,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:55,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:55,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:55,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:56,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:56,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:56,140 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:45:55" (1/1) ... [2019-11-26 16:45:56,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:45:56,172 INFO L168 Benchmark]: Toolchain (without parser) took 2513.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 926.2 MB in the end (delta: 35.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:56,173 INFO L168 Benchmark]: CDTParser took 0.44 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 16:45:56,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2070.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:56,179 INFO L168 Benchmark]: Boogie Procedure Inliner took 228.63 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 931.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:56,183 INFO L168 Benchmark]: Boogie Preprocessor took 204.86 ms. Allocated memory is still 1.0 GB. Free memory was 931.9 MB in the beginning and 926.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:45:56,192 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44 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 2070.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 943.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 228.63 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 931.9 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 204.86 ms. Allocated memory is still 1.0 GB. Free memory was 931.9 MB in the beginning and 926.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...