./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/Problem14_label26.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 cbdb653cfcf101dac558ea109da390cc04b5e9b8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/Problem14_label26.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 cbdb653cfcf101dac558ea109da390cc04b5e9b8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:34,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:34,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:34,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:34,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:34,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:34,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:34,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:34,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:34,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:34,224 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:34,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:34,233 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:34,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:34,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:34,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:34,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:34,251 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:34,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:34,264 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:34,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:34,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:34,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:34,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:34,293 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:34,294 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:34,294 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:34,297 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:34,298 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:34,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:34,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:34,303 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:34,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:34,308 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:34,311 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:34,312 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:34,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:34,313 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:34,316 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:34,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:34,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:34,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:35:34,360 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:34,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:34,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:34,367 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:34,367 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:34,368 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:34,368 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:34,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:35:34,370 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:34,370 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:34,372 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:34,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:34,375 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:34,375 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:34,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:34,376 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:34,376 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:34,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:34,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:34,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:34,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:34,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:34,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:34,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:34,381 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:34,381 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:35:34,381 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:35:34,382 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:34,383 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 -> cbdb653cfcf101dac558ea109da390cc04b5e9b8 [2019-11-27 09:35:35,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:35,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:35,067 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:35,071 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:35,075 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:35,076 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label26.c [2019-11-27 09:35:35,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be06e27f/f36d77326781490c83679acd71a643b4/FLAG5cd0b0e46 [2019-11-27 09:35:36,530 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:36,532 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label26.c [2019-11-27 09:35:36,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be06e27f/f36d77326781490c83679acd71a643b4/FLAG5cd0b0e46 [2019-11-27 09:35:36,611 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7be06e27f/f36d77326781490c83679acd71a643b4 [2019-11-27 09:35:36,622 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:36,624 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:36,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:36,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:36,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:36,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:36" (1/1) ... [2019-11-27 09:35:36,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f019929 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:36, skipping insertion in model container [2019-11-27 09:35:36,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:36" (1/1) ... [2019-11-27 09:35:36,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:36,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:38,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:38,024 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:38,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:38,383 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:38,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38 WrapperNode [2019-11-27 09:35:38,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:38,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:38,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:38,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:38,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:38,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:38,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:38,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:38,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,689 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,816 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:38" (1/1) ... [2019-11-27 09:35:38,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:38,889 INFO L168 Benchmark]: Toolchain (without parser) took 2258.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.1 MB in the end (delta: 17.3 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:38,890 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:38,892 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1758.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.3 MB in the end (delta: 110.5 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:38,896 INFO L168 Benchmark]: Boogie Procedure Inliner took 264.76 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 955.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:38,899 INFO L168 Benchmark]: Boogie Preprocessor took 228.07 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 950.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:38,911 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 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 1758.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 967.3 MB in the end (delta: 110.5 kB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 264.76 ms. Allocated memory is still 1.0 GB. Free memory was 967.3 MB in the beginning and 955.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 228.07 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 950.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:35:42,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:35:42,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:35:43,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:35:43,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:35:43,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:35:43,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:35:43,035 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:35:43,039 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:35:43,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:35:43,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:35:43,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:35:43,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:35:43,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:35:43,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:35:43,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:35:43,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:35:43,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:35:43,084 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:35:43,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:35:43,105 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:35:43,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:35:43,116 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:35:43,119 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:35:43,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:35:43,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:35:43,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:35:43,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:35:43,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:35:43,138 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:35:43,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:35:43,141 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:35:43,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:35:43,146 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:35:43,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:35:43,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:35:43,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:35:43,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:35:43,154 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:35:43,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:35:43,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:35:43,161 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:35:43,201 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:35:43,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:35:43,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:35:43,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:35:43,210 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:35:43,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:35:43,211 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:35:43,211 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:35:43,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:35:43,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:35:43,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:35:43,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:35:43,215 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:35:43,218 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:35:43,219 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:35:43,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:35:43,219 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:35:43,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:35:43,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:35:43,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:35:43,220 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:35:43,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:35:43,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:35:43,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:35:43,223 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:35:43,223 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:35:43,223 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:35:43,226 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:35:43,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:35:43,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:35:43,228 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 -> cbdb653cfcf101dac558ea109da390cc04b5e9b8 [2019-11-27 09:35:43,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:35:43,785 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:35:43,789 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:35:43,796 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:35:43,799 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:35:43,801 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label26.c [2019-11-27 09:35:43,955 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14765880/b65844aa5a0d479991e272452dd9bbd8/FLAG20b19aaa7 [2019-11-27 09:35:45,164 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:35:45,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label26.c [2019-11-27 09:35:45,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14765880/b65844aa5a0d479991e272452dd9bbd8/FLAG20b19aaa7 [2019-11-27 09:35:45,618 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14765880/b65844aa5a0d479991e272452dd9bbd8 [2019-11-27 09:35:45,630 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:35:45,634 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:35:45,637 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:45,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:35:45,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:35:45,649 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f3a4115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:45, skipping insertion in model container [2019-11-27 09:35:45,658 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:35:45" (1/1) ... [2019-11-27 09:35:45,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:35:45,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:35:47,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:47,196 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:35:47,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:35:47,670 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:35:47,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47 WrapperNode [2019-11-27 09:35:47,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:35:47,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:35:47,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:35:47,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,735 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:35:47,886 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:35:47,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:35:47,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:35:47,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:47,932 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,001 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:35:47" (1/1) ... [2019-11-27 09:35:48,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:35:48,094 INFO L168 Benchmark]: Toolchain (without parser) took 2457.65 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 960.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,098 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:35:48,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2037.07 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 977.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 211.59 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,105 INFO L168 Benchmark]: Boogie Preprocessor took 200.75 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:35:48,114 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 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 2037.07 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 977.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 40.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 211.59 ms. Allocated memory is still 1.0 GB. Free memory was 977.6 MB in the beginning and 966.1 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.75 ms. Allocated memory is still 1.0 GB. Free memory was 966.1 MB in the beginning and 960.4 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...