./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label09.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/Problem18_label09.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 e051693047092e93fe3bb3f0112c6f5a920e34bb ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem18_label09.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 e051693047092e93fe3bb3f0112c6f5a920e34bb .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:50:58,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:58,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:58,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:58,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:58,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:58,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:58,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:58,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:58,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:58,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:58,514 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:58,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:58,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:58,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:58,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:58,531 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:58,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:58,543 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:58,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:58,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:58,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:58,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:58,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:58,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:58,581 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:58,581 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:58,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:58,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:58,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:58,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:58,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:58,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:58,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:58,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:58,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:58,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:58,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:58,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:58,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:58,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:58,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:58,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:58,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:58,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:58,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:58,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:58,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:58,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:58,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:58,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:58,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:58,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:58,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:58,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:58,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:58,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:58,663 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:58,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:58,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:58,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:58,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:58,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:58,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:58,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:58,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:58,669 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:58,669 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:58,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:58,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:58,671 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 -> e051693047092e93fe3bb3f0112c6f5a920e34bb [2019-11-26 16:50:59,191 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:59,219 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:59,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:59,231 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:59,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:59,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label09.c [2019-11-26 16:50:59,393 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2016a54bb/e6280675afbb40659073772f9d0df1c3/FLAGeda8469c6 [2019-11-26 16:51:01,107 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:01,109 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label09.c [2019-11-26 16:51:01,170 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2016a54bb/e6280675afbb40659073772f9d0df1c3/FLAGeda8469c6 [2019-11-26 16:51:01,208 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2016a54bb/e6280675afbb40659073772f9d0df1c3 [2019-11-26 16:51:01,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:01,219 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:01,225 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:01,226 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:01,234 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:01,235 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:01, skipping insertion in model container [2019-11-26 16:51:01,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:01" (1/1) ... [2019-11-26 16:51:01,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:01,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:04,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:04,738 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:05,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:05,915 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:05,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05 WrapperNode [2019-11-26 16:51:05,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:05,923 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:05,925 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:05,925 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:05,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:06,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:06,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:06,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:06,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:06,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:07,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:07,100 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:05" (1/1) ... [2019-11-26 16:51:07,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:07,248 INFO L168 Benchmark]: Toolchain (without parser) took 6021.48 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 804.3 MB in the end (delta: 146.0 MB). Peak memory consumption was 146.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:07,249 INFO L168 Benchmark]: CDTParser took 1.44 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 16:51:07,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4697.20 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:07,256 INFO L168 Benchmark]: Boogie Procedure Inliner took 690.29 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:07,259 INFO L168 Benchmark]: Boogie Preprocessor took 624.21 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:07,271 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.44 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 4697.20 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 873.5 MB in the end (delta: 76.7 MB). Peak memory consumption was 76.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 690.29 ms. Allocated memory is still 1.0 GB. Free memory was 873.5 MB in the beginning and 827.7 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 624.21 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 804.3 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 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 16:51:11,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:51:11,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:51:11,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:51:11,251 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:51:11,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:51:11,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:51:11,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:51:11,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:51:11,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:51:11,290 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:51:11,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:51:11,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:51:11,300 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:51:11,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:51:11,307 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:51:11,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:51:11,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:51:11,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:51:11,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:51:11,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:51:11,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:51:11,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:51:11,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:51:11,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:51:11,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:51:11,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:51:11,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:51:11,365 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:51:11,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:51:11,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:51:11,371 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:51:11,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:51:11,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:51:11,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:51:11,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:51:11,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:51:11,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:51:11,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:51:11,386 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:51:11,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:51:11,391 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:51:11,432 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:51:11,432 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:51:11,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:51:11,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:51:11,439 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:51:11,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:51:11,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:51:11,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:51:11,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:51:11,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:51:11,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:51:11,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:51:11,446 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:51:11,447 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:51:11,447 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:51:11,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:51:11,448 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:51:11,448 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:51:11,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:51:11,449 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:51:11,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:51:11,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:51:11,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:51:11,452 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:51:11,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:51:11,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:51:11,454 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:51:11,454 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:51:11,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:51:11,455 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:51:11,457 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 -> e051693047092e93fe3bb3f0112c6f5a920e34bb [2019-11-26 16:51:12,024 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:51:12,055 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:51:12,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:51:12,067 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:51:12,067 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:51:12,071 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label09.c [2019-11-26 16:51:12,245 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ba1cd0f/d8dd1bf7e8024c5bae2294d5e92f66b3/FLAGf6e8f118c [2019-11-26 16:51:13,813 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:51:13,814 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label09.c [2019-11-26 16:51:13,881 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ba1cd0f/d8dd1bf7e8024c5bae2294d5e92f66b3/FLAGf6e8f118c [2019-11-26 16:51:13,918 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ba1cd0f/d8dd1bf7e8024c5bae2294d5e92f66b3 [2019-11-26 16:51:13,925 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:51:13,931 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:51:13,935 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:13,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:51:13,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:51:13,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:13" (1/1) ... [2019-11-26 16:51:13,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a3ff3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:13, skipping insertion in model container [2019-11-26 16:51:13,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:51:13" (1/1) ... [2019-11-26 16:51:13,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:51:14,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:51:16,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:16,826 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:51:17,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:51:18,006 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:51:18,008 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18 WrapperNode [2019-11-26 16:51:18,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:51:18,010 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:18,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:51:18,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:51:18,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,151 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,429 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:51:18,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:51:18,434 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:51:18,434 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:51:18,456 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,510 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,747 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:51:18" (1/1) ... [2019-11-26 16:51:18,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:51:18,882 INFO L168 Benchmark]: Toolchain (without parser) took 4946.51 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 799.3 MB in the end (delta: 151.0 MB). Peak memory consumption was 151.0 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:18,884 INFO L168 Benchmark]: CDTParser took 0.41 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 16:51:18,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4073.96 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:18,890 INFO L168 Benchmark]: Boogie Procedure Inliner took 421.09 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:18,895 INFO L168 Benchmark]: Boogie Preprocessor took 443.74 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:51:18,903 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 4073.96 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 845.1 MB in the end (delta: 105.1 MB). Peak memory consumption was 105.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 421.09 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 443.74 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...