java -ea -Xmx2000000000 -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_Bitvector.epf -i ../../../trunk/examples/svcomp/loop-acceleration/underapprox_false-unreach-call2_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6070b07 [2018-09-23 12:06:14,035 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-23 12:06:14,043 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-23 12:06:14,078 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-23 12:06:14,078 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-23 12:06:14,085 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-23 12:06:14,086 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-23 12:06:14,091 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-23 12:06:14,098 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-23 12:06:14,106 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-23 12:06:14,107 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-23 12:06:14,107 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-23 12:06:14,118 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-23 12:06:14,123 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-23 12:06:14,124 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-23 12:06:14,131 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-23 12:06:14,132 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-23 12:06:14,137 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-23 12:06:14,139 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-23 12:06:14,146 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-23 12:06:14,153 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-23 12:06:14,155 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-23 12:06:14,160 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-23 12:06:14,166 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-23 12:06:14,166 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-23 12:06:14,167 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-23 12:06:14,171 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-23 12:06:14,172 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-23 12:06:14,174 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-23 12:06:14,175 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-23 12:06:14,175 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-23 12:06:14,176 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-23 12:06:14,176 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-23 12:06:14,184 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-23 12:06:14,185 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-23 12:06:14,186 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-23 12:06:14,191 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2018-09-23 12:06:14,237 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-23 12:06:14,237 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-23 12:06:14,247 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-23 12:06:14,247 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-23 12:06:14,248 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-23 12:06:14,248 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-23 12:06:14,249 INFO L133 SettingsManager]: * Use SBE=true [2018-09-23 12:06:14,249 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-23 12:06:14,249 INFO L133 SettingsManager]: * sizeof long=4 [2018-09-23 12:06:14,249 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-09-23 12:06:14,252 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-23 12:06:14,252 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-23 12:06:14,252 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-23 12:06:14,252 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-23 12:06:14,252 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-09-23 12:06:14,254 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-09-23 12:06:14,255 INFO L133 SettingsManager]: * sizeof long double=12 [2018-09-23 12:06:14,255 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-23 12:06:14,255 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-23 12:06:14,255 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-23 12:06:14,256 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-23 12:06:14,256 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-23 12:06:14,256 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-23 12:06:14,256 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-23 12:06:14,262 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-23 12:06:14,263 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-23 12:06:14,263 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-23 12:06:14,263 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-09-23 12:06:14,264 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-23 12:06:14,264 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-09-23 12:06:14,264 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-09-23 12:06:14,264 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-23 12:06:14,386 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-23 12:06:14,423 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-23 12:06:14,430 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-23 12:06:14,436 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-23 12:06:14,436 INFO L276 PluginConnector]: CDTParser initialized [2018-09-23 12:06:14,437 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2018-09-23 12:06:15,122 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc53d03a2/14ff6ef4e66d4f148d68a288d61bee53/FLAGb7614a858 [2018-09-23 12:06:15,531 INFO L277 CDTParser]: Found 1 translation units. [2018-09-23 12:06:15,532 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/underapprox_false-unreach-call2_true-termination.i [2018-09-23 12:06:15,556 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc53d03a2/14ff6ef4e66d4f148d68a288d61bee53/FLAGb7614a858 [2018-09-23 12:06:15,590 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc53d03a2/14ff6ef4e66d4f148d68a288d61bee53 [2018-09-23 12:06:15,606 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-23 12:06:15,610 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-23 12:06:15,611 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-23 12:06:15,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-23 12:06:15,629 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-23 12:06:15,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:06:15" (1/1) ... [2018-09-23 12:06:15,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f57d78e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:15, skipping insertion in model container [2018-09-23 12:06:15,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.09 12:06:15" (1/1) ... [2018-09-23 12:06:15,671 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-23 12:06:16,173 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-23 12:06:16,221 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-23 12:06:16,236 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-23 12:06:16,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:16 WrapperNode [2018-09-23 12:06:16,280 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-23 12:06:16,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-23 12:06:16,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-23 12:06:16,281 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-23 12:06:16,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:16" (1/1) ... [2018-09-23 12:06:16,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:16" (1/1) ... [2018-09-23 12:06:16,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:16" (1/1) ... [2018-09-23 12:06:16,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:16" (1/1) ... [2018-09-23 12:06:16,331 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:16" (1/1) ... [2018-09-23 12:06:16,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:16" (1/1) ... [2018-09-23 12:06:16,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.09 12:06:16" (1/1) ... [2018-09-23 12:06:16,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-23 12:06:16,360 INFO L168 Benchmark]: Toolchain (without parser) took 753.22 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-23 12:06:16,363 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-23 12:06:16,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.86 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. [2018-09-23 12:06:16,368 INFO L168 Benchmark]: Boogie Preprocessor took 75.84 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-23 12:06:16,381 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 0.24 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 668.86 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.8 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 75.84 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...