./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label47.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c6eb4584 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/Problem14_label47.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 263f5bcc0dd18a6a1141604b5838ae66dccd2a0e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 21:11:14,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:11:14,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:11:14,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:11:14,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:11:14,321 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:11:14,325 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:11:14,342 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:11:14,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:11:14,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:11:14,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:11:14,360 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:11:14,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:11:14,367 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:11:14,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:11:14,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:11:14,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:11:14,384 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:11:14,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:11:14,397 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:11:14,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:11:14,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:11:14,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:11:14,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:11:14,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:11:14,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:11:14,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:11:14,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:11:14,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:11:14,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:11:14,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:11:14,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:11:14,443 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:11:14,444 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:11:14,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:11:14,450 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:11:14,451 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:11:14,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:11:14,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:11:14,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:11:14,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:11:14,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:11:14,501 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:11:14,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:11:14,507 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:11:14,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:11:14,510 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:11:14,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:11:14,511 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:11:14,511 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:11:14,511 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:11:14,511 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:11:14,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:11:14,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:11:14,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:11:14,516 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:11:14,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:11:14,516 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:11:14,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:11:14,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:11:14,518 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:11:14,519 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:11:14,520 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:11:14,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:11:14,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:11:14,522 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:11:14,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:11:14,522 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:11:14,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:11:14,525 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:11:14,525 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 -> 263f5bcc0dd18a6a1141604b5838ae66dccd2a0e [2019-11-16 21:11:15,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:11:15,131 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:11:15,142 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:11:15,147 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:11:15,147 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:11:15,149 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label47.c [2019-11-16 21:11:15,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821243b3c/10a4595a42fb46258115b9ed620a0cd2/FLAG90f025198 [2019-11-16 21:11:16,572 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:11:16,575 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label47.c [2019-11-16 21:11:16,613 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821243b3c/10a4595a42fb46258115b9ed620a0cd2/FLAG90f025198 [2019-11-16 21:11:16,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/821243b3c/10a4595a42fb46258115b9ed620a0cd2 [2019-11-16 21:11:16,659 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:11:16,665 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:11:16,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:11:16,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:11:16,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:11:16,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:11:16" (1/1) ... [2019-11-16 21:11:16,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ac15674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:16, skipping insertion in model container [2019-11-16 21:11:16,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:11:16" (1/1) ... [2019-11-16 21:11:16,709 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:11:16,825 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:11:18,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:11:18,071 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:11:18,432 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:11:18,479 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:11:18,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18 WrapperNode [2019-11-16 21:11:18,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:11:18,482 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:11:18,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:11:18,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:11:18,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:11:18,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:11:18,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:11:18,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:11:18,793 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:11:18" (1/1) ... [2019-11-16 21:11:18,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:11:18,998 INFO L168 Benchmark]: Toolchain (without parser) took 2328.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 949.8 MB in the end (delta: 11.9 MB). Peak memory consumption was 12.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:11:18,999 INFO L168 Benchmark]: CDTParser took 0.50 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. [2019-11-16 21:11:19,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1809.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.0 MB in the end (delta: -5.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:11:19,004 INFO L168 Benchmark]: Boogie Procedure Inliner took 285.63 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-16 21:11:19,008 INFO L168 Benchmark]: Boogie Preprocessor took 218.80 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 949.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:11:19,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1809.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.0 MB in the end (delta: -5.3 MB). Peak memory consumption was 27.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 285.63 ms. Allocated memory is still 1.0 GB. Free memory was 967.0 MB in the beginning and 955.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 218.80 ms. Allocated memory is still 1.0 GB. Free memory was 955.5 MB in the beginning and 949.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...