./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem17_label44.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/Problem17_label44.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 0d5543883f877897c103a515b5ae361bb4c192ab .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem17_label44.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 0d5543883f877897c103a515b5ae361bb4c192ab ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:50:38,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:38,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:38,160 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:38,162 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:38,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:38,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:38,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:38,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:38,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:38,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:38,214 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:38,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:38,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:38,226 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:38,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:38,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:38,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:38,240 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:38,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:38,256 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:38,262 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:38,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:38,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:38,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:38,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:38,280 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:38,282 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:38,283 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:38,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:38,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:38,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:38,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:38,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:38,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:38,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:38,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:38,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:38,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:38,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:38,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:38,309 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:50:38,345 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:38,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:38,353 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:38,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:38,354 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:38,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:38,356 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:38,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:50:38,356 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:38,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:38,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:38,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:38,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:38,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:38,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:38,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:38,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:38,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:38,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:38,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:38,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:38,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:38,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:38,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:38,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:38,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:50:38,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:50:38,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:38,369 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 -> 0d5543883f877897c103a515b5ae361bb4c192ab [2019-11-26 16:50:38,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:38,975 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:38,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:38,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:38,987 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:38,988 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-26 16:50:39,140 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257692a28/84755a94c49741a0b037de1ee449bac0/FLAGbfd841a5e [2019-11-26 16:50:40,678 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:40,681 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-26 16:50:40,738 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257692a28/84755a94c49741a0b037de1ee449bac0/FLAGbfd841a5e [2019-11-26 16:50:40,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/257692a28/84755a94c49741a0b037de1ee449bac0 [2019-11-26 16:50:40,784 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:40,788 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:40,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:40,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:40,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:40,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:40, skipping insertion in model container [2019-11-26 16:50:40,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:40" (1/1) ... [2019-11-26 16:50:40,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:41,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:43,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:43,358 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:44,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:44,541 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:44,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44 WrapperNode [2019-11-26 16:50:44,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:44,544 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:44,548 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:44,548 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:44,569 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:44,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:45,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:45,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:45,176 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:45,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,768 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:44" (1/1) ... [2019-11-26 16:50:45,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:45,882 INFO L168 Benchmark]: Toolchain (without parser) took 5087.79 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 775.0 MB in the end (delta: 186.7 MB). Peak memory consumption was 186.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:45,883 INFO L168 Benchmark]: CDTParser took 4.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:50:45,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3752.29 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 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:45,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 631.35 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.3 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:45,894 INFO L168 Benchmark]: Boogie Preprocessor took 697.82 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 775.0 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:45,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.24 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 3752.29 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 873.8 MB in the end (delta: 82.2 MB). Peak memory consumption was 82.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 631.35 ms. Allocated memory is still 1.0 GB. Free memory was 873.8 MB in the beginning and 810.3 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 697.82 ms. Allocated memory is still 1.0 GB. Free memory was 810.3 MB in the beginning and 775.0 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:50:49,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:50:49,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:50:49,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:50:49,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:50:49,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:50:49,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:50:49,732 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:50:49,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:50:49,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:50:49,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:50:49,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:50:49,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:50:49,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:50:49,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:50:49,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:50:49,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:50:49,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:50:49,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:50:49,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:50:49,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:50:49,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:50:49,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:50:49,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:50:49,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:50:49,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:50:49,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:50:49,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:50:49,818 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:50:49,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:50:49,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:50:49,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:50:49,825 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:50:49,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:50:49,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:50:49,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:50:49,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:50:49,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:50:49,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:50:49,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:50:49,840 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:50:49,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:50:49,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:50:49,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:50:49,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:50:49,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:50:49,884 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:50:49,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:50:49,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:50:49,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:50:49,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:50:49,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:50:49,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:50:49,891 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:50:49,891 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:50:49,892 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:50:49,892 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:50:49,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:50:49,892 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:50:49,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:50:49,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:50:49,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:50:49,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:50:49,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:50:49,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:50:49,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:50:49,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:50:49,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:50:49,898 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:50:49,899 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:50:49,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:50:49,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:50:49,902 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 -> 0d5543883f877897c103a515b5ae361bb4c192ab [2019-11-26 16:50:50,474 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:50:50,504 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:50:50,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:50:50,517 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:50:50,520 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:50:50,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-26 16:50:50,681 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97040a9af/ce601e465350488ab46f44099d13d7e2/FLAGba0e508a4 [2019-11-26 16:50:52,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:50:52,189 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem17_label44.c [2019-11-26 16:50:52,257 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97040a9af/ce601e465350488ab46f44099d13d7e2/FLAGba0e508a4 [2019-11-26 16:50:52,355 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97040a9af/ce601e465350488ab46f44099d13d7e2 [2019-11-26 16:50:52,364 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:50:52,372 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:50:52,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:52,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:50:52,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:50:52,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9841a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:52, skipping insertion in model container [2019-11-26 16:50:52,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:50:52" (1/1) ... [2019-11-26 16:50:52,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:50:52,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:50:55,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:55,403 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:50:56,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:50:56,474 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:50:56,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56 WrapperNode [2019-11-26 16:50:56,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:50:56,481 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:56,481 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:50:56,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:50:56,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:50:56,934 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:50:56,934 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:50:56,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:50:56,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:56,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,240 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:50:56" (1/1) ... [2019-11-26 16:50:57,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:50:57,328 INFO L168 Benchmark]: Toolchain (without parser) took 4955.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 803.4 MB in the end (delta: 152.5 MB). Peak memory consumption was 152.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:57,329 INFO L168 Benchmark]: CDTParser took 0.37 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 16:50:57,333 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4106.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 843.5 MB in the end (delta: 106.6 MB). Peak memory consumption was 106.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:57,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 453.06 ms. Allocated memory is still 1.0 GB. Free memory was 843.5 MB in the beginning and 820.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:57,338 INFO L168 Benchmark]: Boogie Preprocessor took 388.05 ms. Allocated memory is still 1.0 GB. Free memory was 820.6 MB in the beginning and 803.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-26 16:50:57,348 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 4106.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.1 MB in the beginning and 843.5 MB in the end (delta: 106.6 MB). Peak memory consumption was 106.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 453.06 ms. Allocated memory is still 1.0 GB. Free memory was 843.5 MB in the beginning and 820.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 388.05 ms. Allocated memory is still 1.0 GB. Free memory was 820.6 MB in the beginning and 803.4 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...