/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/concurrent/pthreads/simpleReturn.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c1f4b5c [2019-12-17 10:50:04,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-17 10:50:04,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-17 10:50:04,491 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-17 10:50:04,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-17 10:50:04,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-17 10:50:04,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-17 10:50:04,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-17 10:50:04,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-17 10:50:04,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-17 10:50:04,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-17 10:50:04,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-17 10:50:04,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-17 10:50:04,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-17 10:50:04,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-17 10:50:04,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-17 10:50:04,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-17 10:50:04,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-17 10:50:04,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-17 10:50:04,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-17 10:50:04,537 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-17 10:50:04,542 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-17 10:50:04,543 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-17 10:50:04,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-17 10:50:04,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-17 10:50:04,551 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-17 10:50:04,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-17 10:50:04,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-17 10:50:04,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-17 10:50:04,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-17 10:50:04,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-17 10:50:04,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-17 10:50:04,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-17 10:50:04,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-17 10:50:04,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-17 10:50:04,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-17 10:50:04,559 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 [2019-12-17 10:50:04,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-17 10:50:04,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-17 10:50:04,595 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-17 10:50:04,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-17 10:50:04,596 INFO L138 SettingsManager]: * Use SBE=true [2019-12-17 10:50:04,599 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-17 10:50:04,599 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-17 10:50:04,599 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-17 10:50:04,600 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-17 10:50:04,600 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-17 10:50:04,600 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-17 10:50:04,600 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-17 10:50:04,600 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-17 10:50:04,601 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-17 10:50:04,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-17 10:50:04,603 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-17 10:50:04,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-17 10:50:04,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-17 10:50:04,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-17 10:50:04,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-17 10:50:04,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-17 10:50:04,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-17 10:50:04,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-17 10:50:04,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-17 10:50:04,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-17 10:50:04,606 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-17 10:50:04,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-17 10:50:04,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-17 10:50:04,606 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-17 10:50:04,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-17 10:50:04,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-17 10:50:04,896 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-17 10:50:04,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-17 10:50:04,901 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-17 10:50:04,902 INFO L275 PluginConnector]: CDTParser initialized [2019-12-17 10:50:04,902 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/simpleReturn.c [2019-12-17 10:50:04,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc47649a2/c4ce509951994c0f8af2a5be4112fd21/FLAG5ef309bc7 [2019-12-17 10:50:05,388 INFO L306 CDTParser]: Found 1 translation units. [2019-12-17 10:50:05,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/simpleReturn.c [2019-12-17 10:50:05,389 WARN L117 ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:50:05,389 WARN L117 ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available. [2019-12-17 10:50:05,425 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc47649a2/c4ce509951994c0f8af2a5be4112fd21/FLAG5ef309bc7 [2019-12-17 10:50:05,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc47649a2/c4ce509951994c0f8af2a5be4112fd21 [2019-12-17 10:50:05,795 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-17 10:50:05,797 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-17 10:50:05,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-17 10:50:05,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-17 10:50:05,802 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-17 10:50:05,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:50:05" (1/1) ... [2019-12-17 10:50:05,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5028c592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:05, skipping insertion in model container [2019-12-17 10:50:05,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 10:50:05" (1/1) ... [2019-12-17 10:50:05,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-17 10:50:05,830 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-17 10:50:06,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:50:06,121 INFO L203 MainTranslator]: Completed pre-run [2019-12-17 10:50:06,134 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-17 10:50:06,149 INFO L208 MainTranslator]: Completed translation [2019-12-17 10:50:06,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06 WrapperNode [2019-12-17 10:50:06,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-17 10:50:06,151 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-17 10:50:06,151 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-17 10:50:06,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-17 10:50:06,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-17 10:50:06,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-17 10:50:06,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-17 10:50:06,187 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-17 10:50:06,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (1/1) ... [2019-12-17 10:50:06,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-17 10:50:06,222 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-17 10:50:06,222 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-17 10:50:06,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-17 10:50:06,224 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (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 [2019-12-17 10:50:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-17 10:50:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-17 10:50:06,271 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2019-12-17 10:50:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2019-12-17 10:50:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-17 10:50:06,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-17 10:50:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-17 10:50:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-17 10:50:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-17 10:50:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-17 10:50:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-17 10:50:06,274 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-17 10:50:06,598 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-17 10:50:06,599 INFO L287 CfgBuilder]: Removed 4 assume(true) statements. [2019-12-17 10:50:06,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:50:06 BoogieIcfgContainer [2019-12-17 10:50:06,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-17 10:50:06,601 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-17 10:50:06,601 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-17 10:50:06,605 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-17 10:50:06,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 10:50:05" (1/3) ... [2019-12-17 10:50:06,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab46bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:50:06, skipping insertion in model container [2019-12-17 10:50:06,606 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 10:50:06" (2/3) ... [2019-12-17 10:50:06,606 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab46bf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 10:50:06, skipping insertion in model container [2019-12-17 10:50:06,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 10:50:06" (3/3) ... [2019-12-17 10:50:06,608 INFO L109 eAbstractionObserver]: Analyzing ICFG simpleReturn.c [2019-12-17 10:50:06,619 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-17 10:50:06,619 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-17 10:50:06,626 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-12-17 10:50:06,627 INFO L339 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-17 10:50:06,650 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,651 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#in~b.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,651 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,651 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,652 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,652 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,652 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,652 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,653 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,653 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,653 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,653 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,653 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,654 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,654 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,654 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,655 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,655 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,655 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,659 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,659 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,659 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,659 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,660 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~c~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,660 WARN L315 ript$VariableManager]: TermVariabe barThread1of1ForFork0_~b.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,660 WARN L315 ript$VariableManager]: TermVariabe |barThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-17 10:50:06,684 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-12-17 10:50:06,703 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-17 10:50:06,704 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-17 10:50:06,704 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-17 10:50:06,704 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-17 10:50:06,704 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-17 10:50:06,704 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-17 10:50:06,704 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-17 10:50:06,704 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-17 10:50:06,718 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 46 places, 42 transitions [2019-12-17 10:50:06,720 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 46 places, 42 transitions [2019-12-17 10:50:06,756 INFO L130 PetriNetUnfolder]: 0/41 cut-off events. [2019-12-17 10:50:06,757 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-17 10:50:06,761 INFO L76 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 41 events. 0/41 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 7 event pairs. 6/46 useless extension candidates. Maximal degree in co-relation 20. Up to 2 conditions per place. [2019-12-17 10:50:06,764 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 46 places, 42 transitions [2019-12-17 10:50:06,782 INFO L130 PetriNetUnfolder]: 0/41 cut-off events. [2019-12-17 10:50:06,782 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-17 10:50:06,783 INFO L76 FinitePrefix]: Finished finitePrefix Result has 46 conditions, 41 events. 0/41 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 7 event pairs. 6/46 useless extension candidates. Maximal degree in co-relation 20. Up to 2 conditions per place. [2019-12-17 10:50:06,785 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 42 [2019-12-17 10:50:06,786 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-17 10:50:08,011 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-12-17 10:50:08,153 INFO L206 etLargeBlockEncoding]: Checked pairs total: 27 [2019-12-17 10:50:08,154 INFO L214 etLargeBlockEncoding]: Total number of compositions: 37 [2019-12-17 10:50:08,157 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 11 places, 8 transitions [2019-12-17 10:50:08,164 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 9 states. [2019-12-17 10:50:08,166 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states. [2019-12-17 10:50:08,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-17 10:50:08,172 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 10:50:08,173 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-17 10:50:08,174 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 10:50:08,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 10:50:08,180 INFO L82 PathProgramCache]: Analyzing trace with hash 374241610, now seen corresponding path program 1 times [2019-12-17 10:50:08,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 10:50:08,189 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966535898] [2019-12-17 10:50:08,189 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 10:50:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-17 10:50:08,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-17 10:50:08,467 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966535898] [2019-12-17 10:50:08,467 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-17 10:50:08,468 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-17 10:50:08,469 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920461844] [2019-12-17 10:50:08,474 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-17 10:50:08,474 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-17 10:50:08,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-17 10:50:08,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-17 10:50:08,493 INFO L87 Difference]: Start difference. First operand 9 states. Second operand 7 states. [2019-12-17 10:50:08,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-17 10:50:08,645 INFO L93 Difference]: Finished difference Result 11 states and 11 transitions. [2019-12-17 10:50:08,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-17 10:50:08,647 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 6 [2019-12-17 10:50:08,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-17 10:50:08,667 INFO L225 Difference]: With dead ends: 11 [2019-12-17 10:50:08,667 INFO L226 Difference]: Without dead ends: 7 [2019-12-17 10:50:08,669 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-12-17 10:50:08,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-12-17 10:50:08,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-12-17 10:50:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-12-17 10:50:08,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 6 transitions. [2019-12-17 10:50:08,705 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 6 transitions. Word has length 6 [2019-12-17 10:50:08,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-17 10:50:08,706 INFO L462 AbstractCegarLoop]: Abstraction has 7 states and 6 transitions. [2019-12-17 10:50:08,706 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-17 10:50:08,706 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2019-12-17 10:50:08,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-17 10:50:08,707 INFO L403 BasicCegarLoop]: Found error trace [2019-12-17 10:50:08,707 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-12-17 10:50:08,707 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2019-12-17 10:50:08,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-17 10:50:08,708 INFO L82 PathProgramCache]: Analyzing trace with hash 374558740, now seen corresponding path program 2 times [2019-12-17 10:50:08,708 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-17 10:50:08,709 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866076223] [2019-12-17 10:50:08,709 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-17 10:50:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-17 10:50:08,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-17 10:50:08,862 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866076223] [2019-12-17 10:50:08,864 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-17 10:50:08,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-17 10:50:08,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968842914] [2019-12-17 10:50:08,866 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-12-17 10:50:08,866 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-17 10:50:08,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-12-17 10:50:08,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-12-17 10:50:08,868 INFO L87 Difference]: Start difference. First operand 7 states and 6 transitions. Second operand 7 states. [2019-12-17 10:50:08,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-17 10:50:08,951 INFO L93 Difference]: Finished difference Result 6 states and 5 transitions. [2019-12-17 10:50:08,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-17 10:50:08,952 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 6 [2019-12-17 10:50:08,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-17 10:50:08,952 INFO L225 Difference]: With dead ends: 6 [2019-12-17 10:50:08,952 INFO L226 Difference]: Without dead ends: 0 [2019-12-17 10:50:08,954 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2019-12-17 10:50:08,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-17 10:50:08,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-17 10:50:08,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-17 10:50:08,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-17 10:50:08,955 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-12-17 10:50:08,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-17 10:50:08,955 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-17 10:50:08,955 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-12-17 10:50:08,956 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-17 10:50:08,956 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-17 10:50:08,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 10:50:08 BasicIcfg [2019-12-17 10:50:08,960 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-17 10:50:08,964 INFO L168 Benchmark]: Toolchain (without parser) took 3164.77 ms. Allocated memory was 146.8 MB in the beginning and 244.3 MB in the end (delta: 97.5 MB). Free memory was 102.5 MB in the beginning and 191.3 MB in the end (delta: -88.7 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-12-17 10:50:08,965 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-17 10:50:08,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.35 ms. Allocated memory was 146.8 MB in the beginning and 206.0 MB in the end (delta: 59.2 MB). Free memory was 102.3 MB in the beginning and 183.4 MB in the end (delta: -81.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. [2019-12-17 10:50:08,968 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.93 ms. Allocated memory is still 206.0 MB. Free memory was 183.4 MB in the beginning and 181.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-12-17 10:50:08,969 INFO L168 Benchmark]: Boogie Preprocessor took 35.07 ms. Allocated memory is still 206.0 MB. Free memory was 181.4 MB in the beginning and 180.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-12-17 10:50:08,970 INFO L168 Benchmark]: RCFGBuilder took 378.16 ms. Allocated memory is still 206.0 MB. Free memory was 180.2 MB in the beginning and 163.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. [2019-12-17 10:50:08,976 INFO L168 Benchmark]: TraceAbstraction took 2358.77 ms. Allocated memory was 206.0 MB in the beginning and 244.3 MB in the end (delta: 38.3 MB). Free memory was 162.6 MB in the beginning and 191.3 MB in the end (delta: -28.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-12-17 10:50:08,985 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 146.8 MB. Free memory was 123.1 MB in the beginning and 122.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 352.35 ms. Allocated memory was 146.8 MB in the beginning and 206.0 MB in the end (delta: 59.2 MB). Free memory was 102.3 MB in the beginning and 183.4 MB in the end (delta: -81.0 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 35.93 ms. Allocated memory is still 206.0 MB. Free memory was 183.4 MB in the beginning and 181.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.07 ms. Allocated memory is still 206.0 MB. Free memory was 181.4 MB in the beginning and 180.2 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 378.16 ms. Allocated memory is still 206.0 MB. Free memory was 180.2 MB in the beginning and 163.3 MB in the end (delta: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2358.77 ms. Allocated memory was 206.0 MB in the beginning and 244.3 MB in the end (delta: 38.3 MB). Free memory was 162.6 MB in the beginning and 191.3 MB in the end (delta: -28.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 1.4s, 46 ProgramPointsBefore, 11 ProgramPointsAfterwards, 42 TransitionsBefore, 8 TransitionsAfterwards, 42 CoEnabledTransitionPairs, 6 FixpointIterations, 29 TrivialSequentialCompositions, 8 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 0 ConcurrentYvCompositions, 0 ChoiceCompositions, 20 VarBasedMoverChecksPositive, 2 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 2 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 27 CheckedPairsTotal, 37 TotalNumberOfCompositions - PositiveResult [Line: 30]: assertion always holds For all program executions holds that assertion always holds at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Result: SAFE, OverallTime: 2.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 3 SDtfs, 5 SDslu, 0 SDs, 0 SdLazy, 62 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 665 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...