./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem13_label26.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/Problem13_label26.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 bfc57668c1b6b8dd5416f4bc7397f05ba49301b2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/Problem13_label26.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 bfc57668c1b6b8dd5416f4bc7397f05ba49301b2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 09:34:34,417 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:34,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:34,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:34,459 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:34,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:34,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:34,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:34,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:34,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:34,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:34,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:34,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:34,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:34,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:34,521 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:34,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:34,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:34,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:34,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:34,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:34,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:34,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:34,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:34,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:34,577 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:34,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:34,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:34,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:34,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:34,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:34,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:34,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:34,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:34,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:34,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:34,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:34,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:34,601 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:34,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:34,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:34,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:34:34,653 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:34,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:34,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:34,662 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:34,662 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:34,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:34,663 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:34,663 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:34:34,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:34,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:34,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:34,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:34,667 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:34,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:34,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:34,670 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:34,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:34,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:34,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:34,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:34,674 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:34,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:34,675 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:34,675 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:34,675 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:34,678 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:34:34,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:34:34,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:34,679 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 -> bfc57668c1b6b8dd5416f4bc7397f05ba49301b2 [2019-11-27 09:34:35,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:35,257 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:35,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:35,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:35,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:35,270 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label26.c [2019-11-27 09:34:35,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42fa04f5d/dd1289a957ee4bfba9920a6c9f4bf0aa/FLAG988cfd51f [2019-11-27 09:34:37,269 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:37,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label26.c [2019-11-27 09:34:37,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42fa04f5d/dd1289a957ee4bfba9920a6c9f4bf0aa/FLAG988cfd51f [2019-11-27 09:34:37,415 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42fa04f5d/dd1289a957ee4bfba9920a6c9f4bf0aa [2019-11-27 09:34:37,425 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:37,428 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:37,434 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:37,434 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:37,441 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:37,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:37" (1/1) ... [2019-11-27 09:34:37,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dddb048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:37, skipping insertion in model container [2019-11-27 09:34:37,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:37" (1/1) ... [2019-11-27 09:34:37,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:37,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:41,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:41,240 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:42,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:43,034 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:43,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43 WrapperNode [2019-11-27 09:34:43,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:43,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:43,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:43,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:43,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:43,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:44,534 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:44,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:44,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:44,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:44,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:44,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:44,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:44,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,151 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:43" (1/1) ... [2019-11-27 09:34:45,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:45,464 INFO L168 Benchmark]: Toolchain (without parser) took 8028.71 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 815.5 MB in the end (delta: 134.7 MB). Peak memory consumption was 134.8 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,465 INFO L168 Benchmark]: CDTParser took 1.43 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:34:45,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5603.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,471 INFO L168 Benchmark]: Boogie Procedure Inliner took 1500.70 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 874.6 MB in the end (delta: -95.1 MB). Peak memory consumption was 134.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,475 INFO L168 Benchmark]: Boogie Preprocessor took 915.59 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 815.5 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:45,485 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 5603.45 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 779.6 MB in the end (delta: 170.7 MB). Peak memory consumption was 170.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1500.70 ms. Allocated memory is still 1.0 GB. Free memory was 779.6 MB in the beginning and 874.6 MB in the end (delta: -95.1 MB). Peak memory consumption was 134.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 915.59 ms. Allocated memory is still 1.0 GB. Free memory was 874.6 MB in the beginning and 815.5 MB in the end (delta: 59.1 MB). Peak memory consumption was 59.1 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 09:34:49,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:34:49,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:34:49,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:34:49,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:34:49,552 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:34:49,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:34:49,574 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:34:49,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:34:49,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:34:49,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:34:49,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:34:49,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:34:49,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:34:49,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:34:49,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:34:49,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:34:49,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:34:49,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:34:49,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:34:49,637 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:34:49,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:34:49,647 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:34:49,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:34:49,656 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:34:49,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:34:49,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:34:49,663 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:34:49,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:34:49,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:34:49,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:34:49,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:34:49,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:34:49,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:34:49,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:34:49,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:34:49,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:34:49,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:34:49,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:34:49,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:34:49,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:34:49,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:34:49,733 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:34:49,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:34:49,740 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:34:49,740 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:34:49,742 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:34:49,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:34:49,742 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:34:49,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:34:49,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:34:49,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:34:49,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:34:49,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:34:49,749 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:34:49,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:34:49,750 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:34:49,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:34:49,751 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:34:49,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:34:49,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:34:49,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:34:49,752 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:34:49,754 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:34:49,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:34:49,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:34:49,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:34:49,755 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:34:49,757 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:34:49,757 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:34:49,757 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:34:49,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:34:49,759 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 -> bfc57668c1b6b8dd5416f4bc7397f05ba49301b2 [2019-11-27 09:34:50,322 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:34:50,350 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:34:50,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:34:50,361 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:34:50,364 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:34:50,369 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem13_label26.c [2019-11-27 09:34:50,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c1a3025/d2e20fde108048eeb4a5ac89993f57ac/FLAG627365484 [2019-11-27 09:34:52,290 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:34:52,291 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem13_label26.c [2019-11-27 09:34:52,375 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c1a3025/d2e20fde108048eeb4a5ac89993f57ac/FLAG627365484 [2019-11-27 09:34:52,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85c1a3025/d2e20fde108048eeb4a5ac89993f57ac [2019-11-27 09:34:52,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:34:52,427 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:34:52,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:52,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:34:52,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:34:52,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:52" (1/1) ... [2019-11-27 09:34:52,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10032a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:52, skipping insertion in model container [2019-11-27 09:34:52,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:34:52" (1/1) ... [2019-11-27 09:34:52,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:34:52,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:34:56,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:56,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:34:57,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:34:57,998 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:34:57,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57 WrapperNode [2019-11-27 09:34:57,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:34:58,003 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:58,003 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:34:58,003 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:34:58,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,296 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,706 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:34:58,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:34:58,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:34:58,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:34:58,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,804 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:58,807 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:59,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:59,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:59,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:34:57" (1/1) ... [2019-11-27 09:34:59,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:34:59,184 INFO L168 Benchmark]: Toolchain (without parser) took 6750.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 887.3 MB in the end (delta: 57.2 MB). Peak memory consumption was 57.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,185 INFO L168 Benchmark]: CDTParser took 3.58 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 09:34:59,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5570.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,189 INFO L168 Benchmark]: Boogie Procedure Inliner took 706.92 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 916.0 MB in the end (delta: -199.4 MB). Peak memory consumption was 37.3 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,194 INFO L168 Benchmark]: Boogie Preprocessor took 465.34 ms. Allocated memory is still 1.0 GB. Free memory was 916.0 MB in the beginning and 887.3 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:34:59,205 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.58 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 5570.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 944.5 MB in the beginning and 716.6 MB in the end (delta: 227.9 MB). Peak memory consumption was 228.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 706.92 ms. Allocated memory is still 1.0 GB. Free memory was 716.6 MB in the beginning and 916.0 MB in the end (delta: -199.4 MB). Peak memory consumption was 37.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 465.34 ms. Allocated memory is still 1.0 GB. Free memory was 916.0 MB in the beginning and 887.3 MB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...