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.2.M1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cefbc9 [2018-11-05 00:54:12,135 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-05 00:54:12,140 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-05 00:54:12,173 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-05 00:54:12,174 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-05 00:54:12,180 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-05 00:54:12,182 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-05 00:54:12,189 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-05 00:54:12,194 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-05 00:54:12,195 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-05 00:54:12,203 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-05 00:54:12,203 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-05 00:54:12,207 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-05 00:54:12,208 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-05 00:54:12,216 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-05 00:54:12,217 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-05 00:54:12,221 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-05 00:54:12,226 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-05 00:54:12,241 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-05 00:54:12,243 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-05 00:54:12,249 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-05 00:54:12,255 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-05 00:54:12,262 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-05 00:54:12,267 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-05 00:54:12,267 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-05 00:54:12,268 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-05 00:54:12,273 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-05 00:54:12,278 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-05 00:54:12,279 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-05 00:54:12,282 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-05 00:54:12,288 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-05 00:54:12,289 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-05 00:54:12,289 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-05 00:54:12,290 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-05 00:54:12,291 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-05 00:54:12,291 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-05 00:54:12,297 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 [2018-11-05 00:54:12,341 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-05 00:54:12,341 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-05 00:54:12,346 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-05 00:54:12,347 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-05 00:54:12,351 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-05 00:54:12,351 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-05 00:54:12,352 INFO L133 SettingsManager]: * Use SBE=true [2018-11-05 00:54:12,352 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-05 00:54:12,352 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-05 00:54:12,352 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-05 00:54:12,353 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-05 00:54:12,353 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-05 00:54:12,353 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-05 00:54:12,353 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-05 00:54:12,353 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-05 00:54:12,360 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-05 00:54:12,360 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-05 00:54:12,360 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-05 00:54:12,361 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-05 00:54:12,361 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-05 00:54:12,361 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-05 00:54:12,361 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-05 00:54:12,362 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-05 00:54:12,362 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-05 00:54:12,362 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-05 00:54:12,362 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-05 00:54:12,362 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-05 00:54:12,366 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-05 00:54:12,366 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-05 00:54:12,366 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-05 00:54:12,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-05 00:54:12,536 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-05 00:54:12,546 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-05 00:54:12,547 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-05 00:54:12,549 INFO L276 PluginConnector]: CDTParser initialized [2018-11-05 00:54:12,550 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M1.c [2018-11-05 00:54:12,655 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf3b0b498/1cec11770f4f4238957dc49445cdc667/FLAGaf57d449c [2018-11-05 00:54:14,118 INFO L298 CDTParser]: Found 1 translation units. [2018-11-05 00:54:14,119 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M1.c [2018-11-05 00:54:14,168 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf3b0b498/1cec11770f4f4238957dc49445cdc667/FLAGaf57d449c [2018-11-05 00:54:14,211 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf3b0b498/1cec11770f4f4238957dc49445cdc667 [2018-11-05 00:54:14,239 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-05 00:54:14,244 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-11-05 00:54:14,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-05 00:54:14,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-05 00:54:14,259 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-05 00:54:14,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 12:54:14" (1/1) ... [2018-11-05 00:54:14,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19392d65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:14, skipping insertion in model container [2018-11-05 00:54:14,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 12:54:14" (1/1) ... [2018-11-05 00:54:14,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-05 00:54:14,480 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-05 00:54:16,102 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-05 00:54:16,299 INFO L189 MainTranslator]: Completed pre-run [2018-11-05 00:54:16,926 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-05 00:54:17,061 INFO L193 MainTranslator]: Completed translation [2018-11-05 00:54:17,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:17 WrapperNode [2018-11-05 00:54:17,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-05 00:54:17,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-05 00:54:17,063 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-05 00:54:17,063 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-05 00:54:17,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:17" (1/1) ... [2018-11-05 00:54:17,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:17" (1/1) ... [2018-11-05 00:54:17,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:17" (1/1) ... [2018-11-05 00:54:17,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:17" (1/1) ... [2018-11-05 00:54:17,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:17" (1/1) ... [2018-11-05 00:54:17,688 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:17" (1/1) ... [2018-11-05 00:54:17,743 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 12:54:17" (1/1) ... [2018-11-05 00:54:17,809 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-05 00:54:17,815 INFO L168 Benchmark]: Toolchain (without parser) took 3572.24 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 29.8 MB). Peak memory consumption was 29.8 MB. Max. memory is 3.9 GB. [2018-11-05 00:54:17,821 INFO L168 Benchmark]: CDTParser took 0.21 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. [2018-11-05 00:54:17,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2814.69 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -4.0 MB). Peak memory consumption was 60.8 MB. Max. memory is 3.9 GB. [2018-11-05 00:54:17,828 INFO L168 Benchmark]: Boogie Preprocessor took 746.47 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. [2018-11-05 00:54:17,836 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 0.21 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 2814.69 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: -4.0 MB). Peak memory consumption was 60.8 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 746.47 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...