/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-23 22:40:54,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-23 22:40:54,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-23 22:40:54,434 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-23 22:40:54,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-23 22:40:54,436 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-23 22:40:54,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-23 22:40:54,447 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-23 22:40:54,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-23 22:40:54,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-23 22:40:54,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-23 22:40:54,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-23 22:40:54,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-23 22:40:54,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-23 22:40:54,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-23 22:40:54,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-23 22:40:54,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-23 22:40:54,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-23 22:40:54,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-23 22:40:54,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-23 22:40:54,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-23 22:40:54,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-23 22:40:54,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-23 22:40:54,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-23 22:40:54,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-23 22:40:54,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-23 22:40:54,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-23 22:40:54,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-23 22:40:54,488 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-23 22:40:54,489 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-23 22:40:54,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-23 22:40:54,490 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-23 22:40:54,490 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-23 22:40:54,490 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-23 22:40:54,491 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-23 22:40:54,491 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-23 22:40:54,492 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-23 22:40:54,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-23 22:40:54,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-23 22:40:54,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-23 22:40:54,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-23 22:40:54,507 INFO L138 SettingsManager]: * Use SBE=true [2019-11-23 22:40:54,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-23 22:40:54,507 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-23 22:40:54,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-23 22:40:54,508 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-23 22:40:54,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-23 22:40:54,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-23 22:40:54,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-23 22:40:54,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-23 22:40:54,508 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-23 22:40:54,509 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-23 22:40:54,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-23 22:40:54,509 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-23 22:40:54,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-23 22:40:54,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-23 22:40:54,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-23 22:40:54,510 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-23 22:40:54,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-23 22:40:54,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:40:54,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-23 22:40:54,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-23 22:40:54,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-23 22:40:54,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-23 22:40:54,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-23 22:40:54,511 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-23 22:40:54,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-23 22:40:54,759 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-23 22:40:54,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-23 22:40:54,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-23 22:40:54,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-23 22:40:54,780 INFO L275 PluginConnector]: CDTParser initialized [2019-11-23 22:40:54,781 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c [2019-11-23 22:40:54,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5d0e8e7d/487ea79871f74aaab43f457a30a4235e/FLAGa60a7a8a5 [2019-11-23 22:40:55,734 INFO L306 CDTParser]: Found 1 translation units. [2019-11-23 22:40:55,735 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/rekcba_nxt.2.M4-2.c [2019-11-23 22:40:55,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5d0e8e7d/487ea79871f74aaab43f457a30a4235e/FLAGa60a7a8a5 [2019-11-23 22:40:56,205 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5d0e8e7d/487ea79871f74aaab43f457a30a4235e [2019-11-23 22:40:56,214 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-23 22:40:56,215 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-23 22:40:56,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-23 22:40:56,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-23 22:40:56,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-23 22:40:56,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:40:56" (1/1) ... [2019-11-23 22:40:56,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c40ef1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:56, skipping insertion in model container [2019-11-23 22:40:56,224 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:40:56" (1/1) ... [2019-11-23 22:40:56,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-23 22:40:56,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-23 22:40:58,174 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:40:58,205 INFO L203 MainTranslator]: Completed pre-run [2019-11-23 22:40:59,087 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-23 22:40:59,146 INFO L208 MainTranslator]: Completed translation [2019-11-23 22:40:59,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59 WrapperNode [2019-11-23 22:40:59,147 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-23 22:40:59,148 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-23 22:40:59,148 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-23 22:40:59,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-23 22:40:59,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:40:59,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:41:04,841 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-23 22:41:04,842 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-23 22:41:04,842 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-23 22:41:04,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-23 22:41:04,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:41:04,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:41:05,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:41:05,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:41:06,996 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:41:07,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:41:07,700 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... [2019-11-23 22:41:08,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-23 22:41:08,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-23 22:41:08,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-23 22:41:08,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-23 22:41:08,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:40:59" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-23 22:41:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-23 22:41:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-23 22:41:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-23 22:41:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-23 22:41:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-23 22:41:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-23 22:41:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start