./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label30.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 0962c83b24e0dc8971d457d895a012a6a08ed897 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem18_label30.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 0962c83b24e0dc8971d457d895a012a6a08ed897 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 22:43:25,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:25,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:25,540 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:25,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:25,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:25,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:25,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:25,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:25,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:25,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:25,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:25,594 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:25,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:25,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:25,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:25,610 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:25,612 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:25,617 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:25,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:25,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:25,641 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:25,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:25,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:25,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:25,657 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:25,657 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:25,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:25,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:25,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:25,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:25,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:25,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:25,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:25,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:25,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:25,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:25,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:25,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:25,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:25,684 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:25,685 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:43:25,723 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:25,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:25,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:25,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:25,731 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:25,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:25,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:25,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:43:25,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:25,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:25,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:25,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:25,737 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:25,740 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:25,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:25,741 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:25,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:25,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:25,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:25,742 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:25,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:25,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:25,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:25,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:25,746 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:25,746 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:43:25,746 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:43:25,747 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:25,747 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 -> 0962c83b24e0dc8971d457d895a012a6a08ed897 [2019-11-25 22:43:26,367 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:26,399 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:26,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:26,408 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:26,411 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:26,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-25 22:43:26,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81a0687cd/566da79baf38486bb18219897d99e6f6/FLAG741869a81 [2019-11-25 22:43:28,087 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:28,088 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-25 22:43:28,152 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81a0687cd/566da79baf38486bb18219897d99e6f6/FLAG741869a81 [2019-11-25 22:43:28,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81a0687cd/566da79baf38486bb18219897d99e6f6 [2019-11-25 22:43:28,370 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:28,374 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:28,380 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:28,380 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:28,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:28,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:28" (1/1) ... [2019-11-25 22:43:28,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65aa4a6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:28, skipping insertion in model container [2019-11-25 22:43:28,402 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:28" (1/1) ... [2019-11-25 22:43:28,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:28,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:31,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:31,848 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:32,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:32,944 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:32,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32 WrapperNode [2019-11-25 22:43:32,948 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:32,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:32,951 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:32,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:32,970 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:33,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:33,539 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:33,543 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:33,544 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:33,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:33,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:33,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:33,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:33,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:33,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:33,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:34,008 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:32" (1/1) ... [2019-11-25 22:43:34,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:34,198 INFO L168 Benchmark]: Toolchain (without parser) took 5817.09 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 804.6 MB in the end (delta: 149.9 MB). Peak memory consumption was 150.0 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:34,203 INFO L168 Benchmark]: CDTParser took 0.32 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. [2019-11-25 22:43:34,205 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4568.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.4 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:34,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 593.26 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:34,213 INFO L168 Benchmark]: Boogie Preprocessor took 643.58 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:34,225 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 4568.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 873.4 MB in the end (delta: 81.2 MB). Peak memory consumption was 81.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 593.26 ms. Allocated memory is still 1.0 GB. Free memory was 873.4 MB in the beginning and 827.5 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 643.58 ms. Allocated memory is still 1.0 GB. Free memory was 827.5 MB in the beginning and 804.6 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 0.1.24-65d6cd2 [2019-11-25 22:43:38,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:43:38,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:43:38,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:43:38,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:43:38,291 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:43:38,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:43:38,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:43:38,314 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:43:38,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:43:38,320 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:43:38,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:43:38,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:43:38,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:43:38,335 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:43:38,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:43:38,342 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:43:38,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:43:38,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:43:38,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:43:38,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:43:38,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:43:38,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:43:38,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:43:38,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:43:38,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:43:38,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:43:38,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:43:38,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:43:38,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:43:38,398 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:43:38,399 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:43:38,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:43:38,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:43:38,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:43:38,411 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:43:38,412 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:43:38,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:43:38,414 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:43:38,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:43:38,422 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:43:38,423 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:43:38,460 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:43:38,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:43:38,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:43:38,467 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:43:38,468 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:43:38,469 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:43:38,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:43:38,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:43:38,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:43:38,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:43:38,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:43:38,474 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:43:38,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:43:38,475 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:43:38,475 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:43:38,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:43:38,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:43:38,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:43:38,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:43:38,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:43:38,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:43:38,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:43:38,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:43:38,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:43:38,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:43:38,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:43:38,483 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:43:38,483 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:43:38,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:43:38,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:43:38,487 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 -> 0962c83b24e0dc8971d457d895a012a6a08ed897 [2019-11-25 22:43:39,011 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:43:39,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:43:39,047 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:43:39,054 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:43:39,055 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:43:39,056 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-25 22:43:39,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb7d4dbf/d5cc437009fd4b3082313a496cc40477/FLAGfaf6c04d7 [2019-11-25 22:43:40,756 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:43:40,757 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label30.c [2019-11-25 22:43:40,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb7d4dbf/d5cc437009fd4b3082313a496cc40477/FLAGfaf6c04d7 [2019-11-25 22:43:41,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3bb7d4dbf/d5cc437009fd4b3082313a496cc40477 [2019-11-25 22:43:41,015 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:43:41,022 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:43:41,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:41,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:43:41,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:43:41,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:41" (1/1) ... [2019-11-25 22:43:41,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12d1ddc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:41, skipping insertion in model container [2019-11-25 22:43:41,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:43:41" (1/1) ... [2019-11-25 22:43:41,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:43:41,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:43:43,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:43,844 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:43:45,007 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:43:45,072 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:43:45,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45 WrapperNode [2019-11-25 22:43:45,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:43:45,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:45,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:43:45,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:43:45,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:43:45,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:43:45,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:43:45,525 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:43:45,548 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,598 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:43:45" (1/1) ... [2019-11-25 22:43:45,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:43:45,982 INFO L168 Benchmark]: Toolchain (without parser) took 4954.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 799.3 MB in the end (delta: 149.5 MB). Peak memory consumption was 149.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:45,983 INFO L168 Benchmark]: CDTParser took 0.42 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. [2019-11-25 22:43:45,985 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4053.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:45,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 442.41 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:45,991 INFO L168 Benchmark]: Boogie Preprocessor took 448.69 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-25 22:43:46,002 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 4053.81 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 845.1 MB in the end (delta: 103.7 MB). Peak memory consumption was 103.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 442.41 ms. Allocated memory is still 1.0 GB. Free memory was 845.1 MB in the beginning and 816.5 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 448.69 ms. Allocated memory is still 1.0 GB. Free memory was 816.5 MB in the beginning and 799.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...