./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label51.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/Problem19_label51.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 09fb5cec11a7e6300157aa42df75fc83896eb402 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem19_label51.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 09fb5cec11a7e6300157aa42df75fc83896eb402 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:01:34,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:34,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:34,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:34,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:34,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:34,388 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:34,400 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:34,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:34,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:34,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:34,415 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:34,415 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:34,417 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:34,418 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:34,419 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:34,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:34,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:34,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:34,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:34,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:34,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:34,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:34,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:34,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:34,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:34,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:34,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:34,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:34,466 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:34,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:34,467 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:34,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:34,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:34,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:34,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:34,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:34,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:34,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:34,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:34,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:34,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:01:34,507 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:34,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:34,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:34,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:34,514 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:34,514 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:34,514 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:34,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:01:34,515 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:34,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:34,516 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:34,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:34,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:34,517 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:34,517 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:34,519 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:34,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:34,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:34,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:34,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:34,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:34,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:34,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:34,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:34,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:34,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:01:34,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:01:34,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:34,522 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 -> 09fb5cec11a7e6300157aa42df75fc83896eb402 [2019-11-27 16:01:34,961 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:34,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:34,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:34,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:34,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:34,989 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-27 16:01:35,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca717b097/3546c07f11d546fc86ab0b1a56717566/FLAGfaf98c020 [2019-11-27 16:01:36,397 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:36,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-27 16:01:36,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca717b097/3546c07f11d546fc86ab0b1a56717566/FLAGfaf98c020 [2019-11-27 16:01:36,626 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca717b097/3546c07f11d546fc86ab0b1a56717566 [2019-11-27 16:01:36,632 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:36,635 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:36,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:36,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:36,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:36,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:36,655 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38d4f559 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:36, skipping insertion in model container [2019-11-27 16:01:36,655 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:36" (1/1) ... [2019-11-27 16:01:36,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:37,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:40,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:40,070 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:41,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:41,914 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:41,916 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41 WrapperNode [2019-11-27 16:01:41,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:41,921 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:41,921 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:41,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:41,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:42,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:42,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:42,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:42,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:42,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:42,900 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:42,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:43,086 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:43,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:44,062 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:44,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:44,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:41" (1/1) ... [2019-11-27 16:01:44,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:44,539 INFO L168 Benchmark]: Toolchain (without parser) took 7899.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 775.8 MB in the end (delta: 155.8 MB). Peak memory consumption was 388.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:44,540 INFO L168 Benchmark]: CDTParser took 2.87 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 16:01:44,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5282.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 878.5 MB in the end (delta: 53.2 MB). Peak memory consumption was 272.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:44,544 INFO L168 Benchmark]: Boogie Procedure Inliner took 964.11 ms. Allocated memory is still 1.0 GB. Free memory was 878.5 MB in the beginning and 710.6 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:44,546 INFO L168 Benchmark]: Boogie Preprocessor took 1647.33 ms. Allocated memory is still 1.0 GB. Free memory was 710.6 MB in the beginning and 775.8 MB in the end (delta: -65.2 MB). Peak memory consumption was 167.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:44,554 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.87 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 5282.80 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 931.6 MB in the beginning and 878.5 MB in the end (delta: 53.2 MB). Peak memory consumption was 272.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 964.11 ms. Allocated memory is still 1.0 GB. Free memory was 878.5 MB in the beginning and 710.6 MB in the end (delta: 167.8 MB). Peak memory consumption was 167.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1647.33 ms. Allocated memory is still 1.0 GB. Free memory was 710.6 MB in the beginning and 775.8 MB in the end (delta: -65.2 MB). Peak memory consumption was 167.9 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 0.1.24-509859d [2019-11-27 16:01:47,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:01:47,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:01:47,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:01:47,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:01:47,317 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:01:47,318 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:01:47,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:01:47,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:01:47,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:01:47,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:01:47,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:01:47,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:01:47,349 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:01:47,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:01:47,356 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:01:47,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:01:47,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:01:47,361 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:01:47,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:01:47,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:01:47,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:01:47,381 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:01:47,382 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:01:47,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:01:47,389 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:01:47,389 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:01:47,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:01:47,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:01:47,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:01:47,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:01:47,396 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:01:47,397 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:01:47,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:01:47,401 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:01:47,404 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:01:47,405 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:01:47,405 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:01:47,405 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:01:47,406 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:01:47,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:01:47,410 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:01:47,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:01:47,438 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:01:47,441 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:01:47,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:01:47,442 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:01:47,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:01:47,444 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:01:47,444 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:01:47,444 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:01:47,445 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:01:47,445 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:01:47,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:01:47,449 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:01:47,449 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:01:47,449 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:01:47,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:01:47,450 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:01:47,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:01:47,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:01:47,451 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:01:47,451 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:01:47,451 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:01:47,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:01:47,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:01:47,452 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:01:47,452 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:01:47,452 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:01:47,452 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:01:47,454 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:01:47,454 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:01:47,455 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 -> 09fb5cec11a7e6300157aa42df75fc83896eb402 [2019-11-27 16:01:47,908 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:01:47,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:01:47,930 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:01:47,935 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:01:47,936 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:01:47,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-27 16:01:48,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79873ab4d/946a60d42a2a4af29da4b55e2c4599e4/FLAGcd872690a [2019-11-27 16:01:49,419 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:01:49,422 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label51.c [2019-11-27 16:01:49,510 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79873ab4d/946a60d42a2a4af29da4b55e2c4599e4/FLAGcd872690a [2019-11-27 16:01:49,562 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79873ab4d/946a60d42a2a4af29da4b55e2c4599e4 [2019-11-27 16:01:49,568 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:01:49,573 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:01:49,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:49,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:01:49,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:01:49,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:49" (1/1) ... [2019-11-27 16:01:49,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1598be78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:49, skipping insertion in model container [2019-11-27 16:01:49,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:01:49" (1/1) ... [2019-11-27 16:01:49,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:01:49,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:01:53,489 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:53,501 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:01:55,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:01:55,581 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:01:55,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55 WrapperNode [2019-11-27 16:01:55,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:01:55,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:55,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:01:55,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:01:55,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:55,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:01:56,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:01:56,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:01:56,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:01:56,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,834 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:56,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:57,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:01:55" (1/1) ... [2019-11-27 16:01:57,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:01:57,107 INFO L168 Benchmark]: Toolchain (without parser) took 7530.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 858.7 MB in the end (delta: 74.4 MB). Peak memory consumption was 310.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:57,108 INFO L168 Benchmark]: CDTParser took 0.22 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 16:01:57,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6010.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 758.6 MB in the end (delta: 174.5 MB). Peak memory consumption was 253.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:57,114 INFO L168 Benchmark]: Boogie Procedure Inliner took 502.04 ms. Allocated memory is still 1.0 GB. Free memory was 758.6 MB in the beginning and 691.0 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:57,115 INFO L168 Benchmark]: Boogie Preprocessor took 1013.78 ms. Allocated memory is still 1.0 GB. Free memory was 691.0 MB in the beginning and 858.7 MB in the end (delta: -167.7 MB). Peak memory consumption was 68.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:01:57,122 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 6010.41 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 758.6 MB in the end (delta: 174.5 MB). Peak memory consumption was 253.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 502.04 ms. Allocated memory is still 1.0 GB. Free memory was 758.6 MB in the beginning and 691.0 MB in the end (delta: 67.6 MB). Peak memory consumption was 67.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1013.78 ms. Allocated memory is still 1.0 GB. Free memory was 691.0 MB in the beginning and 858.7 MB in the end (delta: -167.7 MB). Peak memory consumption was 68.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...