./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem04_label25.c --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47b0bc17 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/Problem04_label25.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 b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 22:28:05,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:28:05,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:28:05,315 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:28:05,316 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:28:05,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:28:05,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:28:05,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:28:05,351 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:28:05,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:28:05,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:28:05,366 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:28:05,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:28:05,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:28:05,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:28:05,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:28:05,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:28:05,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:28:05,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:28:05,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:28:05,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:28:05,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:28:05,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:28:05,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:28:05,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:28:05,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:28:05,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:28:05,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:28:05,439 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:28:05,440 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:28:05,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:28:05,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:28:05,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:28:05,449 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:28:05,454 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:28:05,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:28:05,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:28:05,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:28:05,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:28:05,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:28:05,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:28:05,463 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:28:05,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:28:05,507 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:28:05,511 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:28:05,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:28:05,513 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:28:05,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:28:05,513 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:28:05,516 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:28:05,516 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:28:05,516 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:28:05,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:28:05,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:28:05,519 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:28:05,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:28:05,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:28:05,522 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:28:05,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:28:05,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:28:05,523 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:28:05,523 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:28:05,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:28:05,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:28:05,524 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:28:05,527 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:28:05,527 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:28:05,527 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:28:05,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:28:05,528 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:28:05,528 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 -> b6ff3aab516f4bfd0730d94edbc2d9e18c43b3c5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:28:06,080 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:28:06,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:28:06,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:28:06,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:28:06,121 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:28:06,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-20 22:28:06,285 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c6fd997/014ec13139ce45c694c25964f440d5ca/FLAG0a08c2fbe [2019-11-20 22:28:08,042 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:28:08,047 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem04_label25.c [2019-11-20 22:28:08,147 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c6fd997/014ec13139ce45c694c25964f440d5ca/FLAG0a08c2fbe [2019-11-20 22:28:08,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06c6fd997/014ec13139ce45c694c25964f440d5ca [2019-11-20 22:28:08,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:28:08,204 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:28:08,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:28:08,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:28:08,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:28:08,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:28:08" (1/1) ... [2019-11-20 22:28:08,229 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ad5e2ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:08, skipping insertion in model container [2019-11-20 22:28:08,230 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:28:08" (1/1) ... [2019-11-20 22:28:08,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:28:08,581 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:28:11,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:28:11,721 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:28:13,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:28:13,934 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:28:13,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13 WrapperNode [2019-11-20 22:28:13,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:28:13,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:28:13,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:28:13,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:28:13,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:28:14,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:28:14,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:28:14,472 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:28:14,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,734 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,862 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:28:13" (1/1) ... [2019-11-20 22:28:14,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:28:14,940 INFO L168 Benchmark]: Toolchain (without parser) took 6734.08 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 745.4 MB in the end (delta: 199.1 MB). Peak memory consumption was 199.2 MB. Max. memory is 12.5 GB. [2019-11-20 22:28:14,941 INFO L168 Benchmark]: CDTParser took 0.45 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. [2019-11-20 22:28:14,945 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5735.96 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 820.2 MB in the end (delta: 124.3 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. [2019-11-20 22:28:14,947 INFO L168 Benchmark]: Boogie Procedure Inliner took 527.07 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 774.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. [2019-11-20 22:28:14,951 INFO L168 Benchmark]: Boogie Preprocessor took 458.76 ms. Allocated memory is still 1.0 GB. Free memory was 774.4 MB in the beginning and 745.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. [2019-11-20 22:28:14,963 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 5735.96 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 820.2 MB in the end (delta: 124.3 MB). Peak memory consumption was 124.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 527.07 ms. Allocated memory is still 1.0 GB. Free memory was 820.2 MB in the beginning and 774.4 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 458.76 ms. Allocated memory is still 1.0 GB. Free memory was 774.4 MB in the beginning and 745.4 MB in the end (delta: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...