java -ea -Xmx4000000000 -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 ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.1.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-41590c4 [2018-10-18 11:48:04,075 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-18 11:48:04,082 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-18 11:48:04,117 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-18 11:48:04,118 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-18 11:48:04,121 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-18 11:48:04,122 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-18 11:48:04,132 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-18 11:48:04,137 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-18 11:48:04,138 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-18 11:48:04,144 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-18 11:48:04,144 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-18 11:48:04,145 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-18 11:48:04,151 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-18 11:48:04,165 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-18 11:48:04,166 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-18 11:48:04,167 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-18 11:48:04,173 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-18 11:48:04,179 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-18 11:48:04,183 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-18 11:48:04,184 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-18 11:48:04,188 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-18 11:48:04,197 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-18 11:48:04,197 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-18 11:48:04,197 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-18 11:48:04,202 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-18 11:48:04,203 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-18 11:48:04,207 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-18 11:48:04,211 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-18 11:48:04,212 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-18 11:48:04,213 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-18 11:48:04,213 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-18 11:48:04,219 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-18 11:48:04,219 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-18 11:48:04,220 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-18 11:48:04,222 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-18 11:48:04,223 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2018-10-18 11:48:04,263 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-18 11:48:04,266 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-18 11:48:04,267 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-18 11:48:04,267 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-18 11:48:04,273 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-18 11:48:04,274 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-18 11:48:04,274 INFO L133 SettingsManager]: * Use SBE=true [2018-10-18 11:48:04,274 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-18 11:48:04,274 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-18 11:48:04,275 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-18 11:48:04,275 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-18 11:48:04,275 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-18 11:48:04,275 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-18 11:48:04,275 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-18 11:48:04,276 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-18 11:48:04,279 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-18 11:48:04,279 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-18 11:48:04,279 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-18 11:48:04,280 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-18 11:48:04,280 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-18 11:48:04,280 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-18 11:48:04,280 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-18 11:48:04,280 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-18 11:48:04,283 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-18 11:48:04,283 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-18 11:48:04,284 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-18 11:48:04,285 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-18 11:48:04,285 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-18 11:48:04,285 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-18 11:48:04,285 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-18 11:48:04,405 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-18 11:48:04,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-18 11:48:04,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-18 11:48:04,455 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-18 11:48:04,456 INFO L276 PluginConnector]: CDTParser initialized [2018-10-18 11:48:04,460 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.1.M4.c [2018-10-18 11:48:04,587 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35dfc18f8/ddf096f8e60c4394b16fda1bf6f5daac/FLAG63902906a [2018-10-18 11:48:06,218 INFO L298 CDTParser]: Found 1 translation units. [2018-10-18 11:48:06,220 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.1.M4.c [2018-10-18 11:48:06,317 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35dfc18f8/ddf096f8e60c4394b16fda1bf6f5daac/FLAG63902906a [2018-10-18 11:48:06,359 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35dfc18f8/ddf096f8e60c4394b16fda1bf6f5daac [2018-10-18 11:48:06,386 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-18 11:48:06,392 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-18 11:48:06,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-18 11:48:06,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-18 11:48:06,404 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-18 11:48:06,411 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 11:48:06" (1/1) ... [2018-10-18 11:48:06,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e51bf9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:06, skipping insertion in model container [2018-10-18 11:48:06,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 11:48:06" (1/1) ... [2018-10-18 11:48:06,448 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-18 11:48:06,890 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-18 11:48:10,816 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-18 11:48:10,893 INFO L189 MainTranslator]: Completed pre-run [2018-10-18 11:48:13,532 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-18 11:48:13,667 INFO L193 MainTranslator]: Completed translation [2018-10-18 11:48:13,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:13 WrapperNode [2018-10-18 11:48:13,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-18 11:48:13,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-18 11:48:13,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-18 11:48:13,672 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-18 11:48:13,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:13" (1/1) ... [2018-10-18 11:48:13,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:13" (1/1) ... [2018-10-18 11:48:14,478 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:13" (1/1) ... [2018-10-18 11:48:14,479 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:13" (1/1) ... [2018-10-18 11:48:17,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:13" (1/1) ... [2018-10-18 11:48:17,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:13" (1/1) ... [2018-10-18 11:48:17,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:48:13" (1/1) ... [2018-10-18 11:48:18,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-18 11:48:18,065 INFO L168 Benchmark]: Toolchain (without parser) took 11677.01 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 152.8 MB). Peak memory consumption was 587.7 MB. Max. memory is 3.9 GB. [2018-10-18 11:48:18,071 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-18 11:48:18,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7277.08 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.6 GB in the end (delta: 294.7 MB). Peak memory consumption was 348.7 MB. Max. memory is 3.9 GB. [2018-10-18 11:48:18,078 INFO L168 Benchmark]: Boogie Preprocessor took 4387.52 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.8 GB in the end (delta: -141.9 MB). Peak memory consumption was 293.0 MB. Max. memory is 3.9 GB. [2018-10-18 11:48:18,085 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 7277.08 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.6 GB in the end (delta: 294.7 MB). Peak memory consumption was 348.7 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 4387.52 ms. Allocated memory is still 2.0 GB. Free memory was 1.6 GB in the beginning and 1.8 GB in the end (delta: -141.9 MB). Peak memory consumption was 293.0 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...