./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label06.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/Problem16_label06.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 1f6d007ab635fe707ccef0cae1bb815e85b55b2b .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/Problem16_label06.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 1f6d007ab635fe707ccef0cae1bb815e85b55b2b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:41:36,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:36,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:36,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:36,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:36,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:36,390 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:36,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:36,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:36,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:36,423 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:36,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:36,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:36,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:36,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:36,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:36,446 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:36,450 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:36,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:36,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:36,471 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:36,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:36,482 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:36,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:36,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:36,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:36,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:36,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:36,502 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:36,503 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:36,504 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:36,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:36,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:36,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:36,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:36,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:36,517 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:36,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:36,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:36,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:36,526 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:36,527 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 22:41:36,567 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:36,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:36,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:36,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:36,574 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:36,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:36,578 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:36,579 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 22:41:36,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:36,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:36,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:36,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:36,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:36,582 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:36,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:36,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:36,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:36,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:36,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:36,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:36,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:36,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:36,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:36,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:36,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:36,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 22:41:36,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 22:41:36,591 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:36,591 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 -> 1f6d007ab635fe707ccef0cae1bb815e85b55b2b [2019-11-25 22:41:37,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:37,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:37,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:37,183 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:37,184 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:37,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label06.c [2019-11-25 22:41:37,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac33a63d5/aef3fd02e6b642e2a9547b43380c9ab6/FLAGcd7d7f711 [2019-11-25 22:41:38,849 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:38,853 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label06.c [2019-11-25 22:41:38,914 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac33a63d5/aef3fd02e6b642e2a9547b43380c9ab6/FLAGcd7d7f711 [2019-11-25 22:41:38,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac33a63d5/aef3fd02e6b642e2a9547b43380c9ab6 [2019-11-25 22:41:38,973 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:38,978 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:38,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:38,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:38,995 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:38,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:39,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cad85d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:38, skipping insertion in model container [2019-11-25 22:41:39,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:38" (1/1) ... [2019-11-25 22:41:39,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:39,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:41,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:41,059 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:41,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:41,627 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:41,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41 WrapperNode [2019-11-25 22:41:41,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:41,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:41,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:41,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:41,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:41,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:41,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:41,979 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:41,979 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:41,979 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:42,003 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:42,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:42,036 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:42,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:42,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:42,224 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:42,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:41" (1/1) ... [2019-11-25 22:41:42,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:42,358 INFO L168 Benchmark]: Toolchain (without parser) took 3372.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.4 MB in the end (delta: 63.6 MB). Peak memory consumption was 63.7 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:42,359 INFO L168 Benchmark]: CDTParser took 0.43 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 22:41:42,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2647.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:42,365 INFO L168 Benchmark]: Boogie Procedure Inliner took 344.82 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:42,369 INFO L168 Benchmark]: Boogie Preprocessor took 368.70 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.4 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:42,381 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 2647.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 932.7 MB in the end (delta: 23.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 344.82 ms. Allocated memory is still 1.0 GB. Free memory was 932.7 MB in the beginning and 909.8 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 368.70 ms. Allocated memory is still 1.0 GB. Free memory was 909.8 MB in the beginning and 892.4 MB in the end (delta: 17.4 MB). Peak memory consumption was 17.4 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 0.1.24-65d6cd2 [2019-11-25 22:41:46,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 22:41:46,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 22:41:46,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 22:41:46,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 22:41:46,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 22:41:46,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 22:41:46,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 22:41:46,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 22:41:46,444 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 22:41:46,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 22:41:46,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 22:41:46,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 22:41:46,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 22:41:46,462 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 22:41:46,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 22:41:46,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 22:41:46,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 22:41:46,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 22:41:46,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 22:41:46,501 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 22:41:46,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 22:41:46,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 22:41:46,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 22:41:46,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 22:41:46,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 22:41:46,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 22:41:46,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 22:41:46,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 22:41:46,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 22:41:46,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 22:41:46,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 22:41:46,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 22:41:46,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 22:41:46,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 22:41:46,545 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 22:41:46,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 22:41:46,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 22:41:46,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 22:41:46,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 22:41:46,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 22:41:46,557 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 22:41:46,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 22:41:46,607 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 22:41:46,612 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 22:41:46,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 22:41:46,613 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 22:41:46,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 22:41:46,614 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 22:41:46,614 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 22:41:46,615 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 22:41:46,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 22:41:46,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 22:41:46,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 22:41:46,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 22:41:46,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 22:41:46,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 22:41:46,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 22:41:46,622 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 22:41:46,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 22:41:46,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 22:41:46,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 22:41:46,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 22:41:46,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 22:41:46,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 22:41:46,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 22:41:46,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 22:41:46,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 22:41:46,628 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 22:41:46,628 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 22:41:46,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 22:41:46,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 22:41:46,632 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 -> 1f6d007ab635fe707ccef0cae1bb815e85b55b2b [2019-11-25 22:41:47,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 22:41:47,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 22:41:47,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 22:41:47,251 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 22:41:47,252 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 22:41:47,253 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label06.c [2019-11-25 22:41:47,404 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff7b5a637/9556dbabf27e4f4883e749f84b59075c/FLAG74f41b07c [2019-11-25 22:41:48,825 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 22:41:48,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label06.c [2019-11-25 22:41:48,875 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff7b5a637/9556dbabf27e4f4883e749f84b59075c/FLAG74f41b07c [2019-11-25 22:41:49,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff7b5a637/9556dbabf27e4f4883e749f84b59075c [2019-11-25 22:41:49,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 22:41:49,159 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 22:41:49,162 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:49,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 22:41:49,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 22:41:49,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:49" (1/1) ... [2019-11-25 22:41:49,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:49, skipping insertion in model container [2019-11-25 22:41:49,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:49" (1/1) ... [2019-11-25 22:41:49,210 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 22:41:49,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 22:41:51,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:51,482 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 22:41:52,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 22:41:52,122 INFO L208 MainTranslator]: Completed translation [2019-11-25 22:41:52,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52 WrapperNode [2019-11-25 22:41:52,126 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 22:41:52,127 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:52,130 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 22:41:52,130 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 22:41:52,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,232 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 22:41:52,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 22:41:52,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 22:41:52,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 22:41:52,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,559 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,610 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:52" (1/1) ... [2019-11-25 22:41:52,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 22:41:52,660 INFO L168 Benchmark]: Toolchain (without parser) took 3495.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 897.6 MB in the end (delta: 61.2 MB). Peak memory consumption was 61.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:52,662 INFO L168 Benchmark]: CDTParser took 2.50 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 22:41:52,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2964.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 920.5 MB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:52,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 282.06 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 909.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:52,672 INFO L168 Benchmark]: Boogie Preprocessor took 242.10 ms. Allocated memory is still 1.0 GB. Free memory was 909.0 MB in the beginning and 897.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 22:41:52,683 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.50 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 2964.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 920.5 MB in the end (delta: 38.3 MB). Peak memory consumption was 38.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 282.06 ms. Allocated memory is still 1.0 GB. Free memory was 920.5 MB in the beginning and 909.0 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 242.10 ms. Allocated memory is still 1.0 GB. Free memory was 909.0 MB in the beginning and 897.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...