./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem18_label14.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/Problem18_label14.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 b6033a6befa3e901aac56de13a0fd3a4b592dfc4 --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 22:39:05,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 22:39:05,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 22:39:05,250 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 22:39:05,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 22:39:05,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 22:39:05,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 22:39:05,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 22:39:05,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 22:39:05,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 22:39:05,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 22:39:05,299 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 22:39:05,302 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 22:39:05,307 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 22:39:05,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 22:39:05,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 22:39:05,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 22:39:05,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 22:39:05,327 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 22:39:05,338 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 22:39:05,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 22:39:05,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 22:39:05,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 22:39:05,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 22:39:05,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 22:39:05,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 22:39:05,370 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 22:39:05,375 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 22:39:05,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 22:39:05,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 22:39:05,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 22:39:05,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 22:39:05,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 22:39:05,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 22:39:05,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 22:39:05,388 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 22:39:05,391 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 22:39:05,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 22:39:05,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 22:39:05,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 22:39:05,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 22:39:05,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 22:39:05,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 22:39:05,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 22:39:05,444 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 22:39:05,446 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 22:39:05,446 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 22:39:05,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 22:39:05,447 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 22:39:05,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 22:39:05,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 22:39:05,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 22:39:05,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 22:39:05,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 22:39:05,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 22:39:05,453 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 22:39:05,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 22:39:05,454 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 22:39:05,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 22:39:05,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 22:39:05,458 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 22:39:05,458 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 22:39:05,459 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 22:39:05,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 22:39:05,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 22:39:05,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 22:39:05,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 22:39:05,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 22:39:05,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 22:39:05,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 22:39:05,461 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 -> b6033a6befa3e901aac56de13a0fd3a4b592dfc4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 22:39:05,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 22:39:06,031 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 22:39:06,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 22:39:06,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 22:39:06,044 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 22:39:06,046 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-20 22:39:06,206 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00547b19/50b5711a53c048159e502df6e06a43e4/FLAGc805a7df7 [2019-11-20 22:39:07,748 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 22:39:07,753 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem18_label14.c [2019-11-20 22:39:07,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00547b19/50b5711a53c048159e502df6e06a43e4/FLAGc805a7df7 [2019-11-20 22:39:07,858 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a00547b19/50b5711a53c048159e502df6e06a43e4 [2019-11-20 22:39:07,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 22:39:07,869 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 22:39:07,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 22:39:07,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 22:39:07,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 22:39:07,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:39:07" (1/1) ... [2019-11-20 22:39:07,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29cd52fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:07, skipping insertion in model container [2019-11-20 22:39:07,895 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:39:07" (1/1) ... [2019-11-20 22:39:07,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 22:39:08,136 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 22:39:10,578 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:39:10,592 INFO L201 MainTranslator]: Completed pre-run [2019-11-20 22:39:11,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 22:39:11,666 INFO L205 MainTranslator]: Completed translation [2019-11-20 22:39:11,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11 WrapperNode [2019-11-20 22:39:11,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 22:39:11,672 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 22:39:11,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 22:39:11,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 22:39:11,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:11,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:12,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 22:39:12,176 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 22:39:12,176 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 22:39:12,177 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 22:39:12,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:12,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:12,257 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:12,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:12,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:12,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:12,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:39:11" (1/1) ... [2019-11-20 22:39:12,662 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 22:39:12,671 INFO L168 Benchmark]: Toolchain (without parser) took 4797.06 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 799.0 MB in the end (delta: 151.2 MB). Peak memory consumption was 151.3 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:12,674 INFO L168 Benchmark]: CDTParser took 0.39 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 22:39:12,677 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3797.69 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 867.8 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:12,680 INFO L168 Benchmark]: Boogie Procedure Inliner took 503.32 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:12,683 INFO L168 Benchmark]: Boogie Preprocessor took 486.67 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-20 22:39:12,696 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 3797.69 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 867.8 MB in the end (delta: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 503.32 ms. Allocated memory is still 1.0 GB. Free memory was 867.8 MB in the beginning and 827.7 MB in the end (delta: 40.1 MB). Peak memory consumption was 40.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 486.67 ms. Allocated memory is still 1.0 GB. Free memory was 827.7 MB in the beginning and 799.0 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...