./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem07_label43.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/Problem07_label43.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 c030580dc61a0d4ad64f84467f4e027f4d52659f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 21:04:02,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 21:04:02,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 21:04:02,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 21:04:02,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 21:04:02,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 21:04:02,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 21:04:02,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 21:04:02,456 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 21:04:02,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 21:04:02,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 21:04:02,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 21:04:02,468 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 21:04:02,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 21:04:02,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 21:04:02,477 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 21:04:02,481 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 21:04:02,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 21:04:02,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 21:04:02,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 21:04:02,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 21:04:02,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 21:04:02,516 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 21:04:02,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 21:04:02,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 21:04:02,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 21:04:02,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 21:04:02,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 21:04:02,535 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 21:04:02,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 21:04:02,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 21:04:02,539 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 21:04:02,541 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 21:04:02,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 21:04:02,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 21:04:02,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 21:04:02,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 21:04:02,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 21:04:02,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 21:04:02,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 21:04:02,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 21:04:02,561 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-16 21:04:02,620 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 21:04:02,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 21:04:02,623 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 21:04:02,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 21:04:02,627 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 21:04:02,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 21:04:02,629 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-16 21:04:02,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 21:04:02,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-16 21:04:02,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 21:04:02,634 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 21:04:02,635 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 21:04:02,637 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 21:04:02,637 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-16 21:04:02,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 21:04:02,638 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 21:04:02,638 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 21:04:02,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 21:04:02,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 21:04:02,639 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 21:04:02,640 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 21:04:02,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 21:04:02,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 21:04:02,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 21:04:02,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 21:04:02,643 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 21:04:02,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 21:04:02,645 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 21:04:02,646 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 -> c030580dc61a0d4ad64f84467f4e027f4d52659f [2019-11-16 21:04:03,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 21:04:03,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 21:04:03,293 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 21:04:03,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 21:04:03,301 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 21:04:03,303 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem07_label43.c [2019-11-16 21:04:03,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8ba87522/161d79e97da5485c83a8d9379226dec6/FLAG9f75ef12f [2019-11-16 21:04:08,020 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 21:04:08,021 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem07_label43.c [2019-11-16 21:04:08,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8ba87522/161d79e97da5485c83a8d9379226dec6/FLAG9f75ef12f [2019-11-16 21:04:08,331 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8ba87522/161d79e97da5485c83a8d9379226dec6 [2019-11-16 21:04:08,341 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 21:04:08,343 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 21:04:08,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 21:04:08,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 21:04:08,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 21:04:08,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:04:08" (1/1) ... [2019-11-16 21:04:08,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@675a1030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:08, skipping insertion in model container [2019-11-16 21:04:08,373 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 09:04:08" (1/1) ... [2019-11-16 21:04:08,395 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 21:04:11,233 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 21:04:30,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:04:30,069 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 21:04:40,073 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 21:04:41,369 INFO L192 MainTranslator]: Completed translation [2019-11-16 21:04:41,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41 WrapperNode [2019-11-16 21:04:41,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 21:04:41,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 21:04:41,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 21:04:41,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 21:04:41,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:42,953 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:51,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 21:04:51,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 21:04:51,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 21:04:51,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 21:04:51,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:51,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:52,520 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:52,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:56,278 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:56,732 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:57,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 09:04:41" (1/1) ... [2019-11-16 21:04:58,422 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 21:04:58,445 INFO L168 Benchmark]: Toolchain (without parser) took 50083.39 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.9 MB). Free memory was 732.5 MB in the beginning and 251.0 MB in the end (delta: 481.5 MB). Peak memory consumption was 779.0 MB. Max. memory is 12.5 GB. [2019-11-16 21:04:58,448 INFO L168 Benchmark]: CDTParser took 0.49 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 21:04:58,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 33021.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 732.5 MB in the beginning and 174.7 MB in the end (delta: 557.8 MB). Peak memory consumption was 572.2 MB. Max. memory is 12.5 GB. [2019-11-16 21:04:58,452 INFO L168 Benchmark]: Boogie Procedure Inliner took 10382.88 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.8 MB). Free memory was 174.7 MB in the beginning and 495.4 MB in the end (delta: -320.7 MB). Peak memory consumption was 239.7 MB. Max. memory is 12.5 GB. [2019-11-16 21:04:58,459 INFO L168 Benchmark]: Boogie Preprocessor took 6661.23 ms. Allocated memory is still 1.3 GB. Free memory was 495.4 MB in the beginning and 251.0 MB in the end (delta: 244.4 MB). Peak memory consumption was 304.1 MB. Max. memory is 12.5 GB. [2019-11-16 21:04:58,467 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 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 33021.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 732.5 MB in the beginning and 174.7 MB in the end (delta: 557.8 MB). Peak memory consumption was 572.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 10382.88 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 237.8 MB). Free memory was 174.7 MB in the beginning and 495.4 MB in the end (delta: -320.7 MB). Peak memory consumption was 239.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 6661.23 ms. Allocated memory is still 1.3 GB. Free memory was 495.4 MB in the beginning and 251.0 MB in the end (delta: 244.4 MB). Peak memory consumption was 304.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...