./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label23.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/Problem04_label23.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 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem04_label23.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 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:22:32,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:32,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:32,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:32,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:32,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:32,398 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:32,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:32,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:32,427 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:32,429 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:32,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:32,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:32,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:32,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:32,445 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:32,448 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:32,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:32,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:32,464 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:32,470 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:32,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:32,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:32,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:32,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:32,497 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:32,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:32,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:32,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:32,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:32,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:32,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:32,510 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:32,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:32,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:32,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:32,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:32,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:32,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:32,520 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:32,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:32,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:22:32,580 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:32,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:32,586 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:32,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:32,590 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:32,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:32,593 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:32,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:22:32,594 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:32,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:32,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:32,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:32,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:32,597 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:32,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:32,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:32,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:32,601 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:32,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:32,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:32,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:32,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:32,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:32,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:32,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:32,605 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:22:32,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:22:32,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:32,609 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 -> 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a [2019-11-27 09:22:33,167 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:33,198 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:33,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:33,211 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:33,212 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:33,214 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-27 09:22:33,384 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cf02fc6f/4fc2320fb5834409ad1a3ccccac643f1/FLAGfa18cbb15 [2019-11-27 09:22:35,052 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:35,056 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-27 09:22:35,138 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cf02fc6f/4fc2320fb5834409ad1a3ccccac643f1/FLAGfa18cbb15 [2019-11-27 09:22:35,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9cf02fc6f/4fc2320fb5834409ad1a3ccccac643f1 [2019-11-27 09:22:35,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:35,191 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:35,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:35,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:35,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:35,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:35" (1/1) ... [2019-11-27 09:22:35,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f182920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:35, skipping insertion in model container [2019-11-27 09:22:35,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:35" (1/1) ... [2019-11-27 09:22:35,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:35,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:38,679 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:38,697 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:40,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:40,191 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:40,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40 WrapperNode [2019-11-27 09:22:40,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:40,195 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:40,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:40,197 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:40,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,770 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:40,774 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:40,774 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:40,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:40,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:40,856 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:40" (1/1) ... [2019-11-27 09:22:41,276 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:41,290 INFO L168 Benchmark]: Toolchain (without parser) took 6095.73 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 751.5 MB in the end (delta: 193.0 MB). Peak memory consumption was 193.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,291 INFO L168 Benchmark]: CDTParser took 4.37 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. [2019-11-27 09:22:41,295 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4999.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 578.93 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,302 INFO L168 Benchmark]: Boogie Preprocessor took 503.82 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:41,315 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.37 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 4999.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 820.3 MB in the end (delta: 124.2 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 578.93 ms. Allocated memory is still 1.0 GB. Free memory was 820.3 MB in the beginning and 780.2 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 503.82 ms. Allocated memory is still 1.0 GB. Free memory was 780.2 MB in the beginning and 751.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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 09:22:45,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:22:45,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:22:45,174 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:22:45,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:22:45,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:22:45,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:22:45,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:22:45,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:22:45,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:22:45,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:22:45,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:22:45,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:22:45,242 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:22:45,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:22:45,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:22:45,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:22:45,258 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:22:45,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:22:45,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:22:45,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:22:45,285 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:22:45,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:22:45,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:22:45,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:22:45,300 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:22:45,301 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:22:45,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:22:45,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:22:45,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:22:45,312 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:22:45,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:22:45,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:22:45,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:22:45,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:22:45,322 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:22:45,323 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:22:45,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:22:45,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:22:45,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:22:45,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:22:45,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:22:45,375 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:22:45,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:22:45,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:22:45,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:22:45,386 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:22:45,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:22:45,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:22:45,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:22:45,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:22:45,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:22:45,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:22:45,391 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:22:45,391 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:22:45,392 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:22:45,392 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:22:45,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:22:45,396 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:22:45,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:22:45,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:22:45,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:22:45,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:22:45,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:22:45,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:22:45,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:22:45,399 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:22:45,399 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:22:45,401 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:22:45,401 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:22:45,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:22:45,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:22:45,403 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 -> 9a6f4b7602ba233e85ebcaec0fcc72734a8aa80a [2019-11-27 09:22:46,031 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:22:46,071 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:22:46,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:22:46,082 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:22:46,085 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:22:46,087 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-27 09:22:46,218 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b66cc817/d8f5ddd840344272840e503e4f1e8bc1/FLAGace00396a [2019-11-27 09:22:47,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:22:47,927 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label23.c [2019-11-27 09:22:48,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b66cc817/d8f5ddd840344272840e503e4f1e8bc1/FLAGace00396a [2019-11-27 09:22:48,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b66cc817/d8f5ddd840344272840e503e4f1e8bc1 [2019-11-27 09:22:48,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:22:48,059 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:22:48,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:48,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:22:48,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:22:48,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:48" (1/1) ... [2019-11-27 09:22:48,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:48, skipping insertion in model container [2019-11-27 09:22:48,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:22:48" (1/1) ... [2019-11-27 09:22:48,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:22:48,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:22:51,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:51,453 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:22:52,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:22:53,036 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:22:53,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53 WrapperNode [2019-11-27 09:22:53,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:22:53,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:53,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:22:53,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:22:53,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:53,195 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:53,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:22:53,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:22:53,587 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:22:53,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:22:53,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:53,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:53,681 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:53,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:53,930 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:53,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,058 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:22:53" (1/1) ... [2019-11-27 09:22:54,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:22:54,130 INFO L168 Benchmark]: Toolchain (without parser) took 6066.96 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 734.2 MB in the end (delta: 216.0 MB). Peak memory consumption was 216.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,131 INFO L168 Benchmark]: CDTParser took 0.41 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 09:22:54,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4975.36 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 803.3 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,136 INFO L168 Benchmark]: Boogie Procedure Inliner took 547.64 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 762.8 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,140 INFO L168 Benchmark]: Boogie Preprocessor took 532.84 ms. Allocated memory is still 1.0 GB. Free memory was 762.8 MB in the beginning and 734.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:22:54,151 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 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4975.36 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 803.3 MB in the end (delta: 147.0 MB). Peak memory consumption was 147.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 547.64 ms. Allocated memory is still 1.0 GB. Free memory was 803.3 MB in the beginning and 762.8 MB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 532.84 ms. Allocated memory is still 1.0 GB. Free memory was 762.8 MB in the beginning and 734.2 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...