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_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-155fbac [2018-10-15 09:28:25,157 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-15 09:28:25,162 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-15 09:28:25,200 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-15 09:28:25,201 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-15 09:28:25,205 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-15 09:28:25,210 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-15 09:28:25,214 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-15 09:28:25,222 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-15 09:28:25,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-15 09:28:25,226 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-15 09:28:25,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-15 09:28:25,234 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-15 09:28:25,235 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-15 09:28:25,245 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-15 09:28:25,252 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-15 09:28:25,257 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-15 09:28:25,266 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-15 09:28:25,272 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-15 09:28:25,279 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-15 09:28:25,281 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-15 09:28:25,289 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-15 09:28:25,298 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-10-15 09:28:25,319 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-15 09:28:25,319 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-15 09:28:25,324 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-15 09:28:25,327 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-15 09:28:25,328 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 [2018-10-15 09:28:25,381 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-15 09:28:25,381 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-15 09:28:25,384 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-15 09:28:25,384 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-15 09:28:25,390 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-15 09:28:25,390 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-15 09:28:25,391 INFO L133 SettingsManager]: * Use SBE=true [2018-10-15 09:28:25,394 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-15 09:28:25,394 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-15 09:28:25,395 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-15 09:28:25,395 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-15 09:28:25,395 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-15 09:28:25,395 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-15 09:28:25,395 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-15 09:28:25,396 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-15 09:28:25,399 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-15 09:28:25,399 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-15 09:28:25,399 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-15 09:28:25,400 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-15 09:28:25,401 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-15 09:28:25,401 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-15 09:28:25,402 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-15 09:28:25,402 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-15 09:28:25,402 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-15 09:28:25,402 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-15 09:28:25,405 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-15 09:28:25,405 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-15 09:28:25,405 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-15 09:28:25,406 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-15 09:28:25,406 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-15 09:28:25,529 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-15 09:28:25,566 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-15 09:28:25,572 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-15 09:28:25,578 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-15 09:28:25,579 INFO L276 PluginConnector]: CDTParser initialized [2018-10-15 09:28:25,580 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c [2018-10-15 09:28:25,725 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd8bc270/10ad25bfbbb349798f719b8a8af01100/FLAG773b8e765 [2018-10-15 09:28:27,790 INFO L298 CDTParser]: Found 1 translation units. [2018-10-15 09:28:27,791 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt_true-unreach-call.2.M4.c [2018-10-15 09:28:27,892 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd8bc270/10ad25bfbbb349798f719b8a8af01100/FLAG773b8e765 [2018-10-15 09:28:27,934 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1cd8bc270/10ad25bfbbb349798f719b8a8af01100 [2018-10-15 09:28:27,984 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-15 09:28:27,990 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-15 09:28:27,991 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-15 09:28:27,991 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-15 09:28:28,002 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-15 09:28:28,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:28:27" (1/1) ... [2018-10-15 09:28:28,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ba437ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:28, skipping insertion in model container [2018-10-15 09:28:28,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 09:28:27" (1/1) ... [2018-10-15 09:28:28,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-15 09:28:28,495 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-15 09:28:32,615 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 09:28:32,708 INFO L189 MainTranslator]: Completed pre-run [2018-10-15 09:28:35,068 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-15 09:28:35,221 INFO L193 MainTranslator]: Completed translation [2018-10-15 09:28:35,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:35 WrapperNode [2018-10-15 09:28:35,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-15 09:28:35,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-15 09:28:35,226 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-15 09:28:35,226 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-15 09:28:35,261 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:35" (1/1) ... [2018-10-15 09:28:35,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:35" (1/1) ... [2018-10-15 09:28:35,827 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:35" (1/1) ... [2018-10-15 09:28:35,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:35" (1/1) ... [2018-10-15 09:28:38,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:35" (1/1) ... [2018-10-15 09:28:38,517 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:35" (1/1) ... [2018-10-15 09:28:38,750 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 09:28:35" (1/1) ... [2018-10-15 09:28:39,113 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-15 09:28:39,122 INFO L168 Benchmark]: Toolchain (without parser) took 11137.33 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.6 GB in the end (delta: 196.5 MB). Peak memory consumption was 547.6 MB. Max. memory is 1.9 GB. [2018-10-15 09:28:39,125 INFO L168 Benchmark]: CDTParser took 0.23 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. [2018-10-15 09:28:39,126 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7234.44 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.5 GB in the end (delta: 316.1 MB). Peak memory consumption was 332.8 MB. Max. memory is 1.9 GB. [2018-10-15 09:28:39,132 INFO L168 Benchmark]: Boogie Preprocessor took 3887.39 ms. Allocated memory is still 1.9 GB. Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -119.6 MB). Peak memory consumption was 231.4 MB. Max. memory is 1.9 GB. [2018-10-15 09:28:39,138 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 0.23 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 7234.44 ms. Allocated memory is still 1.9 GB. Free memory was 1.8 GB in the beginning and 1.5 GB in the end (delta: 316.1 MB). Peak memory consumption was 332.8 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 3887.39 ms. Allocated memory is still 1.9 GB. Free memory was 1.5 GB in the beginning and 1.6 GB in the end (delta: -119.6 MB). Peak memory consumption was 231.4 MB. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...