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_Bitvector.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d830063 [2018-10-23 11:10:33,108 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-23 11:10:33,113 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-23 11:10:33,140 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-23 11:10:33,140 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-23 11:10:33,142 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-23 11:10:33,150 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-23 11:10:33,156 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-23 11:10:33,161 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-23 11:10:33,162 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-23 11:10:33,172 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-23 11:10:33,172 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-23 11:10:33,178 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-23 11:10:33,180 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-23 11:10:33,186 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-23 11:10:33,187 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-23 11:10:33,193 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-23 11:10:33,195 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-23 11:10:33,207 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-23 11:10:33,208 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-23 11:10:33,209 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-23 11:10:33,218 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-23 11:10:33,225 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-23 11:10:33,244 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-23 11:10:33,245 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-23 11:10:33,246 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-23 11:10:33,246 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-23 11:10:33,253 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 [2018-10-23 11:10:33,294 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-23 11:10:33,294 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-23 11:10:33,298 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-23 11:10:33,299 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-23 11:10:33,303 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-23 11:10:33,303 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-23 11:10:33,303 INFO L133 SettingsManager]: * Use SBE=true [2018-10-23 11:10:33,303 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-23 11:10:33,304 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-23 11:10:33,304 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-23 11:10:33,304 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-23 11:10:33,304 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-23 11:10:33,304 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-23 11:10:33,305 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-23 11:10:33,308 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-23 11:10:33,311 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-23 11:10:33,311 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-23 11:10:33,311 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-23 11:10:33,312 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-23 11:10:33,312 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-23 11:10:33,312 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-23 11:10:33,312 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-23 11:10:33,312 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-23 11:10:33,313 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-23 11:10:33,314 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-23 11:10:33,314 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-23 11:10:33,316 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-23 11:10:33,316 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-10-23 11:10:33,316 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-23 11:10:33,316 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-23 11:10:33,316 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-23 11:10:33,317 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-23 11:10:33,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-23 11:10:33,472 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-23 11:10:33,483 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-23 11:10:33,485 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-23 11:10:33,486 INFO L276 PluginConnector]: CDTParser initialized [2018-10-23 11:10:33,487 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M4.c [2018-10-23 11:10:33,621 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dce84c8f/7055b0433ee043f1bb29d153555f8d59/FLAG7370fdf9b [2018-10-23 11:10:35,425 INFO L298 CDTParser]: Found 1 translation units. [2018-10-23 11:10:35,426 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_false-unreach-call.2.M4.c [2018-10-23 11:10:35,530 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dce84c8f/7055b0433ee043f1bb29d153555f8d59/FLAG7370fdf9b [2018-10-23 11:10:35,570 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dce84c8f/7055b0433ee043f1bb29d153555f8d59 [2018-10-23 11:10:35,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-23 11:10:35,603 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-23 11:10:35,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-23 11:10:35,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-23 11:10:35,620 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-23 11:10:35,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 11:10:35" (1/1) ... [2018-10-23 11:10:35,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1a4000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:35, skipping insertion in model container [2018-10-23 11:10:35,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 11:10:35" (1/1) ... [2018-10-23 11:10:35,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-23 11:10:36,127 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-23 11:10:42,768 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 11:10:42,880 INFO L189 MainTranslator]: Completed pre-run [2018-10-23 11:10:47,941 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-23 11:10:48,137 INFO L193 MainTranslator]: Completed translation [2018-10-23 11:10:48,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:48 WrapperNode [2018-10-23 11:10:48,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-23 11:10:48,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-23 11:10:48,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-23 11:10:48,144 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-23 11:10:48,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:48" (1/1) ... [2018-10-23 11:10:48,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:48" (1/1) ... [2018-10-23 11:10:48,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:48" (1/1) ... [2018-10-23 11:10:48,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:48" (1/1) ... [2018-10-23 11:10:50,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:48" (1/1) ... [2018-10-23 11:10:51,765 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:48" (1/1) ... [2018-10-23 11:10:52,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 11:10:48" (1/1) ... [2018-10-23 11:10:52,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-23 11:10:52,358 INFO L168 Benchmark]: Toolchain (without parser) took 16759.27 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: 85.3 MB). Peak memory consumption was 605.9 MB. Max. memory is 3.9 GB. [2018-10-23 11:10:52,368 INFO L168 Benchmark]: CDTParser took 0.24 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. [2018-10-23 11:10:52,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12533.16 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.7 GB in the end (delta: 188.9 MB). Peak memory consumption was 524.5 MB. Max. memory is 3.9 GB. [2018-10-23 11:10:52,370 INFO L168 Benchmark]: Boogie Preprocessor took 4211.39 ms. Allocated memory is still 2.0 GB. Free memory was 1.7 GB in the beginning and 1.8 GB in the end (delta: -114.8 MB). Peak memory consumption was 405.7 MB. Max. memory is 3.9 GB. [2018-10-23 11:10:52,384 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 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 12533.16 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.7 GB in the end (delta: 188.9 MB). Peak memory consumption was 524.5 MB. Max. memory is 3.9 GB. * Boogie Preprocessor took 4211.39 ms. Allocated memory is still 2.0 GB. Free memory was 1.7 GB in the beginning and 1.8 GB in the end (delta: -114.8 MB). Peak memory consumption was 405.7 MB. Max. memory is 3.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...