./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem19_label36.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/Problem19_label36.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 ae3c08eeb3b3f8d0f95f881e3168a7496f6c8c41 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_label36.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 ae3c08eeb3b3f8d0f95f881e3168a7496f6c8c41 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 09:39:36,338 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:36,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:36,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:36,377 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:36,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:36,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:36,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:36,406 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:36,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:36,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:36,420 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:36,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:36,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:36,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:36,434 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:36,435 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:36,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:36,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:36,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:36,461 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:36,468 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:36,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:36,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:36,480 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:36,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:36,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:36,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:36,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:36,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:36,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:36,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:36,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:36,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:36,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:36,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:36,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:36,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:36,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:36,504 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:36,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:36,510 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:39:36,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:36,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:36,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:36,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:36,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:36,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:36,560 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:36,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:39:36,560 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:36,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:36,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:36,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:36,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:36,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:36,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:36,565 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:36,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:36,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:36,567 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:36,568 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:36,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:36,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:36,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:36,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:36,571 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:36,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:39:36,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:39:36,573 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:36,573 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 -> ae3c08eeb3b3f8d0f95f881e3168a7496f6c8c41 [2019-11-27 09:39:37,089 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:37,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:37,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:37,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:37,132 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:37,136 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label36.c [2019-11-27 09:39:37,305 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee5f9b64/d7927255d3e945d2b716a7fd8742bc4f/FLAG0e371f316 [2019-11-27 09:39:39,402 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:39,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label36.c [2019-11-27 09:39:39,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee5f9b64/d7927255d3e945d2b716a7fd8742bc4f/FLAG0e371f316 [2019-11-27 09:39:39,583 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ee5f9b64/d7927255d3e945d2b716a7fd8742bc4f [2019-11-27 09:39:39,592 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:39,596 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:39,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:39,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:39,608 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:39,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:39" (1/1) ... [2019-11-27 09:39:39,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:39, skipping insertion in model container [2019-11-27 09:39:39,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:39" (1/1) ... [2019-11-27 09:39:39,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:40,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:39:44,569 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:44,584 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:39:47,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:39:47,322 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:39:47,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47 WrapperNode [2019-11-27 09:39:47,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:47,329 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:47,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:39:47,332 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:39:47,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:47,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:48,730 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:39:48,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:39:48,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:39:48,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:39:48,758 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:48,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:48,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:48,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:50,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:50,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:50,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:47" (1/1) ... [2019-11-27 09:39:51,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:39:51,220 INFO L168 Benchmark]: Toolchain (without parser) took 11618.22 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 774.0 MB in the end (delta: 159.0 MB). Peak memory consumption was 384.9 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:51,223 INFO L168 Benchmark]: CDTParser took 0.38 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 09:39:51,225 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7729.49 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 865.9 MB in the end (delta: 67.1 MB). Peak memory consumption was 270.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:51,229 INFO L168 Benchmark]: Boogie Procedure Inliner took 1405.02 ms. Allocated memory is still 1.0 GB. Free memory was 865.9 MB in the beginning and 699.6 MB in the end (delta: 166.4 MB). Peak memory consumption was 166.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:51,235 INFO L168 Benchmark]: Boogie Preprocessor took 2477.07 ms. Allocated memory is still 1.0 GB. Free memory was 699.6 MB in the beginning and 774.0 MB in the end (delta: -74.5 MB). Peak memory consumption was 151.4 MB. Max. memory is 12.5 GB. [2019-11-27 09:39:51,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 7729.49 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 865.9 MB in the end (delta: 67.1 MB). Peak memory consumption was 270.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1405.02 ms. Allocated memory is still 1.0 GB. Free memory was 865.9 MB in the beginning and 699.6 MB in the end (delta: 166.4 MB). Peak memory consumption was 166.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 2477.07 ms. Allocated memory is still 1.0 GB. Free memory was 699.6 MB in the beginning and 774.0 MB in the end (delta: -74.5 MB). Peak memory consumption was 151.4 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 09:39:55,323 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:39:55,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:39:55,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:39:55,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:39:55,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:39:55,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:39:55,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:39:55,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:39:55,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:39:55,409 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:39:55,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:39:55,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:39:55,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:39:55,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:39:55,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:39:55,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:39:55,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:39:55,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:39:55,452 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:39:55,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:39:55,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:39:55,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:39:55,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:39:55,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:39:55,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:39:55,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:39:55,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:39:55,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:39:55,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:39:55,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:39:55,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:39:55,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:39:55,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:39:55,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:39:55,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:39:55,500 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:39:55,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:39:55,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:39:55,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:39:55,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:39:55,510 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:39:55,549 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:39:55,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:39:55,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:39:55,560 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:39:55,561 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:39:55,561 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:39:55,561 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:39:55,562 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:39:55,562 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:39:55,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:39:55,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:39:55,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:39:55,564 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:39:55,565 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:39:55,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:39:55,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:39:55,566 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:39:55,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:39:55,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:39:55,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:39:55,570 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:39:55,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:39:55,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:39:55,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:39:55,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:39:55,572 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:39:55,574 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:39:55,574 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:39:55,574 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:39:55,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:39:55,576 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 -> ae3c08eeb3b3f8d0f95f881e3168a7496f6c8c41 [2019-11-27 09:39:56,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:39:56,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:39:56,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:39:56,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:39:56,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:39:56,293 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem19_label36.c [2019-11-27 09:39:56,447 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ede6018be/daae3dc1e1c748e9ad7c6787c26e54de/FLAGa821c0383 [2019-11-27 09:39:58,425 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:39:58,426 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem19_label36.c [2019-11-27 09:39:58,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ede6018be/daae3dc1e1c748e9ad7c6787c26e54de/FLAGa821c0383 [2019-11-27 09:39:58,571 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ede6018be/daae3dc1e1c748e9ad7c6787c26e54de [2019-11-27 09:39:58,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:39:58,583 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:39:58,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:39:58,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:39:58,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:39:58,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:58" (1/1) ... [2019-11-27 09:39:58,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc0b2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:39:58, skipping insertion in model container [2019-11-27 09:39:58,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:39:58" (1/1) ... [2019-11-27 09:39:58,628 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:39:59,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:40:04,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:04,448 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:40:07,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:40:07,154 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:40:07,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07 WrapperNode [2019-11-27 09:40:07,158 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:40:07,159 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:07,160 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:40:07,163 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:40:07,181 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:07,383 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:07,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:40:07,902 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:40:07,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:40:07,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:40:07,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:07,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:08,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:08,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:09,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:09,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:09,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:40:07" (1/1) ... [2019-11-27 09:40:09,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:40:09,399 INFO L168 Benchmark]: Toolchain (without parser) took 10815.05 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 864.5 MB in the end (delta: 68.6 MB). Peak memory consumption was 311.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:09,402 INFO L168 Benchmark]: CDTParser took 1.72 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 09:40:09,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8570.78 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 761.2 MB in the end (delta: 171.9 MB). Peak memory consumption was 253.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:09,405 INFO L168 Benchmark]: Boogie Procedure Inliner took 742.84 ms. Allocated memory is still 1.0 GB. Free memory was 761.2 MB in the beginning and 688.9 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:09,408 INFO L168 Benchmark]: Boogie Preprocessor took 1492.68 ms. Allocated memory is still 1.0 GB. Free memory was 688.9 MB in the beginning and 864.5 MB in the end (delta: -175.6 MB). Peak memory consumption was 67.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:40:09,430 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.72 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 8570.78 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 761.2 MB in the end (delta: 171.9 MB). Peak memory consumption was 253.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 742.84 ms. Allocated memory is still 1.0 GB. Free memory was 761.2 MB in the beginning and 688.9 MB in the end (delta: 72.3 MB). Peak memory consumption was 72.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 1492.68 ms. Allocated memory is still 1.0 GB. Free memory was 688.9 MB in the beginning and 864.5 MB in the end (delta: -175.6 MB). Peak memory consumption was 67.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...