/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf -i ../../../trunk/examples/svcomp/pthread-atomic/lamport.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-11 21:39:02,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-11 21:39:02,480 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-11 21:39:02,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-11 21:39:02,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-11 21:39:02,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-11 21:39:02,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-11 21:39:02,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-11 21:39:02,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-11 21:39:02,527 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-11 21:39:02,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-11 21:39:02,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-11 21:39:02,530 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-11 21:39:02,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-11 21:39:02,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-11 21:39:02,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-11 21:39:02,534 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-11 21:39:02,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-11 21:39:02,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-11 21:39:02,540 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-11 21:39:02,542 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-11 21:39:02,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-11 21:39:02,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-11 21:39:02,545 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-11 21:39:02,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-11 21:39:02,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-11 21:39:02,558 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-11 21:39:02,559 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-11 21:39:02,560 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-11 21:39:02,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-11 21:39:02,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-11 21:39:02,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-11 21:39:02,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-11 21:39:02,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-11 21:39:02,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-11 21:39:02,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-11 21:39:02,569 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe.epf [2020-11-11 21:39:02,624 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-11 21:39:02,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-11 21:39:02,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-11 21:39:02,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-11 21:39:02,628 INFO L138 SettingsManager]: * Use SBE=true [2020-11-11 21:39:02,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-11 21:39:02,628 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-11 21:39:02,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-11 21:39:02,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-11 21:39:02,629 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-11 21:39:02,629 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-11 21:39:02,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-11 21:39:02,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-11 21:39:02,630 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-11 21:39:02,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-11 21:39:02,631 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-11 21:39:02,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-11 21:39:02,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-11 21:39:02,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-11 21:39:02,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-11 21:39:02,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-11 21:39:02,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-11 21:39:02,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-11 21:39:02,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-11 21:39:02,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-11 21:39:02,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-11 21:39:02,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-11 21:39:02,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-11 21:39:02,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-11 21:39:03,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-11 21:39:03,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-11 21:39:03,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-11 21:39:03,041 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-11 21:39:03,041 INFO L275 PluginConnector]: CDTParser initialized [2020-11-11 21:39:03,042 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/lamport.i [2020-11-11 21:39:03,123 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2fcc0c2/ba977a5e2cdc408180af78e72434334b/FLAG253ed48e2 [2020-11-11 21:39:03,947 INFO L306 CDTParser]: Found 1 translation units. [2020-11-11 21:39:03,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/lamport.i [2020-11-11 21:39:03,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2fcc0c2/ba977a5e2cdc408180af78e72434334b/FLAG253ed48e2 [2020-11-11 21:39:04,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2fcc0c2/ba977a5e2cdc408180af78e72434334b [2020-11-11 21:39:04,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-11 21:39:04,211 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-11 21:39:04,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-11 21:39:04,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-11 21:39:04,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-11 21:39:04,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c04e92a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04, skipping insertion in model container [2020-11-11 21:39:04,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-11 21:39:04,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-11 21:39:04,474 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-11 21:39:04,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-11 21:39:04,728 INFO L203 MainTranslator]: Completed pre-run [2020-11-11 21:39:04,757 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-11 21:39:04,787 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-11 21:39:04,879 INFO L208 MainTranslator]: Completed translation [2020-11-11 21:39:04,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04 WrapperNode [2020-11-11 21:39:04,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-11 21:39:04,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-11 21:39:04,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-11 21:39:04,881 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-11 21:39:04,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-11 21:39:04,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-11 21:39:04,948 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-11 21:39:04,948 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-11 21:39:04,956 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (1/1) ... [2020-11-11 21:39:04,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-11 21:39:04,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-11 21:39:04,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-11 21:39:04,981 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-11 21:39:04,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (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 [2020-11-11 21:39:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-11 21:39:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-11 21:39:05,063 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-11 21:39:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-11 21:39:05,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-11 21:39:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-11 21:39:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-11 21:39:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-11 21:39:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-11 21:39:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-11 21:39:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-11 21:39:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-11 21:39:05,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-11 21:39:05,067 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-11 21:39:05,826 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-11 21:39:05,826 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-11-11 21:39:05,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 09:39:05 BoogieIcfgContainer [2020-11-11 21:39:05,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-11 21:39:05,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-11 21:39:05,831 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-11 21:39:05,835 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-11 21:39:05,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 09:39:04" (1/3) ... [2020-11-11 21:39:05,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21a9be05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 09:39:05, skipping insertion in model container [2020-11-11 21:39:05,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 09:39:04" (2/3) ... [2020-11-11 21:39:05,837 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21a9be05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 09:39:05, skipping insertion in model container [2020-11-11 21:39:05,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 09:39:05" (3/3) ... [2020-11-11 21:39:05,838 INFO L111 eAbstractionObserver]: Analyzing ICFG lamport.i [2020-11-11 21:39:05,855 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-11 21:39:05,855 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-11 21:39:05,859 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-11 21:39:05,860 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-11 21:39:05,917 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,917 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,918 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,918 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,918 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,918 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,918 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,918 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,919 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,919 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,920 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,920 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,920 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,920 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,921 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,922 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,922 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,922 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,922 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,923 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,923 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,923 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,923 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,923 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,924 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,925 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,926 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,927 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,928 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,929 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,930 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,931 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,931 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,931 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,932 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,932 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,932 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,932 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,932 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,933 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,934 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,935 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,935 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,936 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,937 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,938 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,939 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,940 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,941 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,942 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,943 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,945 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,946 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~y1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,946 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,946 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~b21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,946 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,947 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~x1~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,947 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,947 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,954 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,955 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,955 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,955 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,955 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~b12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,956 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~x2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,956 WARN L313 ript$VariableManager]: TermVariabe |thr2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,956 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~y2~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,956 WARN L313 ript$VariableManager]: TermVariabe thr2Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 21:39:05,970 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-11-11 21:39:05,983 INFO L253 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2020-11-11 21:39:06,008 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-11 21:39:06,008 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-11 21:39:06,008 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-11 21:39:06,009 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-11 21:39:06,009 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-11 21:39:06,009 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-11 21:39:06,009 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-11 21:39:06,009 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-11 21:39:06,023 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-11 21:39:06,025 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 106 places, 127 transitions, 276 flow [2020-11-11 21:39:06,029 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 106 places, 127 transitions, 276 flow [2020-11-11 21:39:06,031 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 106 places, 127 transitions, 276 flow [2020-11-11 21:39:06,091 INFO L129 PetriNetUnfolder]: 27/127 cut-off events. [2020-11-11 21:39:06,091 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-11-11 21:39:06,098 INFO L84 FinitePrefix]: Finished finitePrefix Result has 138 conditions, 127 events. 27/127 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 293 event pairs, 0 based on Foata normal form. 0/99 useless extension candidates. Maximal degree in co-relation 99. Up to 5 conditions per place. [2020-11-11 21:39:06,104 INFO L116 LiptonReduction]: Number of co-enabled transitions 5016 [2020-11-11 21:39:08,505 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-11-11 21:39:09,490 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2020-11-11 21:39:09,605 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-11-11 21:39:09,883 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2020-11-11 21:39:10,005 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2020-11-11 21:39:10,104 INFO L131 LiptonReduction]: Checked pairs total: 16185 [2020-11-11 21:39:10,104 INFO L133 LiptonReduction]: Total number of compositions: 88 [2020-11-11 21:39:10,115 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 57 places, 70 transitions, 162 flow [2020-11-11 21:39:10,188 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 922 states, 918 states have (on average 3.167755991285403) internal successors, (2908), 921 states have internal predecessors, (2908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,194 INFO L276 IsEmpty]: Start isEmpty. Operand has 922 states, 918 states have (on average 3.167755991285403) internal successors, (2908), 921 states have internal predecessors, (2908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-11 21:39:10,200 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:10,201 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-11-11 21:39:10,201 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:10,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:10,208 INFO L82 PathProgramCache]: Analyzing trace with hash 17335506, now seen corresponding path program 1 times [2020-11-11 21:39:10,218 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:10,218 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924581865] [2020-11-11 21:39:10,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:10,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924581865] [2020-11-11 21:39:10,383 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:10,383 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-11 21:39:10,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112248634] [2020-11-11 21:39:10,388 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-11 21:39:10,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:10,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-11 21:39:10,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-11 21:39:10,410 INFO L87 Difference]: Start difference. First operand has 922 states, 918 states have (on average 3.167755991285403) internal successors, (2908), 921 states have internal predecessors, (2908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:10,463 INFO L93 Difference]: Finished difference Result 922 states and 2650 transitions. [2020-11-11 21:39:10,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-11 21:39:10,465 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2020-11-11 21:39:10,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:10,495 INFO L225 Difference]: With dead ends: 922 [2020-11-11 21:39:10,495 INFO L226 Difference]: Without dead ends: 883 [2020-11-11 21:39:10,496 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-11 21:39:10,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2020-11-11 21:39:10,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 883. [2020-11-11 21:39:10,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 883 states, 880 states have (on average 2.914772727272727) internal successors, (2565), 882 states have internal predecessors, (2565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 2565 transitions. [2020-11-11 21:39:10,630 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 2565 transitions. Word has length 4 [2020-11-11 21:39:10,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:10,630 INFO L481 AbstractCegarLoop]: Abstraction has 883 states and 2565 transitions. [2020-11-11 21:39:10,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,631 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2565 transitions. [2020-11-11 21:39:10,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-11 21:39:10,632 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:10,632 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 21:39:10,632 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-11 21:39:10,633 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:10,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:10,638 INFO L82 PathProgramCache]: Analyzing trace with hash 1565176246, now seen corresponding path program 1 times [2020-11-11 21:39:10,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:10,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561378169] [2020-11-11 21:39:10,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:10,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:10,767 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561378169] [2020-11-11 21:39:10,767 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:10,767 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-11 21:39:10,767 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274311014] [2020-11-11 21:39:10,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 21:39:10,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:10,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 21:39:10,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:10,771 INFO L87 Difference]: Start difference. First operand 883 states and 2565 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:10,824 INFO L93 Difference]: Finished difference Result 884 states and 2526 transitions. [2020-11-11 21:39:10,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 21:39:10,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2020-11-11 21:39:10,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:10,831 INFO L225 Difference]: With dead ends: 884 [2020-11-11 21:39:10,831 INFO L226 Difference]: Without dead ends: 740 [2020-11-11 21:39:10,832 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:10,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2020-11-11 21:39:10,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 722. [2020-11-11 21:39:10,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 719 states have (on average 2.945757997218359) internal successors, (2118), 721 states have internal predecessors, (2118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 2118 transitions. [2020-11-11 21:39:10,859 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 2118 transitions. Word has length 9 [2020-11-11 21:39:10,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:10,860 INFO L481 AbstractCegarLoop]: Abstraction has 722 states and 2118 transitions. [2020-11-11 21:39:10,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,860 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 2118 transitions. [2020-11-11 21:39:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-11-11 21:39:10,862 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:10,862 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 21:39:10,862 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-11 21:39:10,863 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:10,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:10,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1218428782, now seen corresponding path program 1 times [2020-11-11 21:39:10,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:10,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318534144] [2020-11-11 21:39:10,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:10,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:10,903 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318534144] [2020-11-11 21:39:10,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:10,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-11 21:39:10,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1272123306] [2020-11-11 21:39:10,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 21:39:10,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:10,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 21:39:10,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:10,905 INFO L87 Difference]: Start difference. First operand 722 states and 2118 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:10,944 INFO L93 Difference]: Finished difference Result 697 states and 2029 transitions. [2020-11-11 21:39:10,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 21:39:10,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2020-11-11 21:39:10,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:10,950 INFO L225 Difference]: With dead ends: 697 [2020-11-11 21:39:10,950 INFO L226 Difference]: Without dead ends: 556 [2020-11-11 21:39:10,950 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:10,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2020-11-11 21:39:10,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 556. [2020-11-11 21:39:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 556 states, 554 states have (on average 2.9945848375451263) internal successors, (1659), 555 states have internal predecessors, (1659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 556 states and 1659 transitions. [2020-11-11 21:39:10,971 INFO L78 Accepts]: Start accepts. Automaton has 556 states and 1659 transitions. Word has length 11 [2020-11-11 21:39:10,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:10,972 INFO L481 AbstractCegarLoop]: Abstraction has 556 states and 1659 transitions. [2020-11-11 21:39:10,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:10,972 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1659 transitions. [2020-11-11 21:39:10,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-11 21:39:10,977 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:10,977 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 21:39:10,977 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-11 21:39:10,977 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:10,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:10,978 INFO L82 PathProgramCache]: Analyzing trace with hash 592447444, now seen corresponding path program 1 times [2020-11-11 21:39:10,978 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:10,978 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770706717] [2020-11-11 21:39:10,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:11,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:11,034 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770706717] [2020-11-11 21:39:11,034 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:11,034 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-11 21:39:11,034 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063751505] [2020-11-11 21:39:11,035 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-11 21:39:11,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:11,035 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-11 21:39:11,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-11 21:39:11,036 INFO L87 Difference]: Start difference. First operand 556 states and 1659 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:11,173 INFO L93 Difference]: Finished difference Result 1126 states and 3290 transitions. [2020-11-11 21:39:11,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-11 21:39:11,174 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2020-11-11 21:39:11,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:11,179 INFO L225 Difference]: With dead ends: 1126 [2020-11-11 21:39:11,179 INFO L226 Difference]: Without dead ends: 608 [2020-11-11 21:39:11,180 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-11 21:39:11,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 608 states. [2020-11-11 21:39:11,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 608 to 586. [2020-11-11 21:39:11,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 586 states, 584 states have (on average 2.9315068493150687) internal successors, (1712), 585 states have internal predecessors, (1712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 586 states and 1712 transitions. [2020-11-11 21:39:11,202 INFO L78 Accepts]: Start accepts. Automaton has 586 states and 1712 transitions. Word has length 17 [2020-11-11 21:39:11,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:11,202 INFO L481 AbstractCegarLoop]: Abstraction has 586 states and 1712 transitions. [2020-11-11 21:39:11,202 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1712 transitions. [2020-11-11 21:39:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-11 21:39:11,205 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:11,205 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 21:39:11,205 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-11 21:39:11,205 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:11,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:11,206 INFO L82 PathProgramCache]: Analyzing trace with hash -721506924, now seen corresponding path program 2 times [2020-11-11 21:39:11,206 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:11,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113139974] [2020-11-11 21:39:11,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:11,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:11,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113139974] [2020-11-11 21:39:11,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:11,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-11 21:39:11,277 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651025257] [2020-11-11 21:39:11,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 21:39:11,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:11,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 21:39:11,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:11,279 INFO L87 Difference]: Start difference. First operand 586 states and 1712 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:11,302 INFO L93 Difference]: Finished difference Result 854 states and 2378 transitions. [2020-11-11 21:39:11,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 21:39:11,303 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2020-11-11 21:39:11,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:11,310 INFO L225 Difference]: With dead ends: 854 [2020-11-11 21:39:11,310 INFO L226 Difference]: Without dead ends: 848 [2020-11-11 21:39:11,310 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:11,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 848 states. [2020-11-11 21:39:11,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 848 to 654. [2020-11-11 21:39:11,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 654 states, 652 states have (on average 2.920245398773006) internal successors, (1904), 653 states have internal predecessors, (1904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 654 states and 1904 transitions. [2020-11-11 21:39:11,340 INFO L78 Accepts]: Start accepts. Automaton has 654 states and 1904 transitions. Word has length 17 [2020-11-11 21:39:11,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:11,340 INFO L481 AbstractCegarLoop]: Abstraction has 654 states and 1904 transitions. [2020-11-11 21:39:11,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,341 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1904 transitions. [2020-11-11 21:39:11,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-11 21:39:11,342 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:11,343 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 21:39:11,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-11 21:39:11,343 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:11,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:11,344 INFO L82 PathProgramCache]: Analyzing trace with hash -778367504, now seen corresponding path program 3 times [2020-11-11 21:39:11,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:11,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166410063] [2020-11-11 21:39:11,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:11,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166410063] [2020-11-11 21:39:11,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:11,429 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-11 21:39:11,429 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789255405] [2020-11-11 21:39:11,433 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 21:39:11,434 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:11,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 21:39:11,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:11,435 INFO L87 Difference]: Start difference. First operand 654 states and 1904 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:11,487 INFO L93 Difference]: Finished difference Result 772 states and 2193 transitions. [2020-11-11 21:39:11,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 21:39:11,487 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2020-11-11 21:39:11,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:11,491 INFO L225 Difference]: With dead ends: 772 [2020-11-11 21:39:11,492 INFO L226 Difference]: Without dead ends: 506 [2020-11-11 21:39:11,492 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:11,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 506 states. [2020-11-11 21:39:11,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 506 to 434. [2020-11-11 21:39:11,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 434 states, 432 states have (on average 2.6666666666666665) internal successors, (1152), 433 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 434 states and 1152 transitions. [2020-11-11 21:39:11,509 INFO L78 Accepts]: Start accepts. Automaton has 434 states and 1152 transitions. Word has length 17 [2020-11-11 21:39:11,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:11,510 INFO L481 AbstractCegarLoop]: Abstraction has 434 states and 1152 transitions. [2020-11-11 21:39:11,510 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,510 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 1152 transitions. [2020-11-11 21:39:11,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-11 21:39:11,511 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:11,511 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 21:39:11,511 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-11 21:39:11,512 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:11,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:11,512 INFO L82 PathProgramCache]: Analyzing trace with hash 2108939604, now seen corresponding path program 4 times [2020-11-11 21:39:11,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:11,513 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698198207] [2020-11-11 21:39:11,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:11,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:11,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:11,541 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698198207] [2020-11-11 21:39:11,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:11,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-11 21:39:11,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398265767] [2020-11-11 21:39:11,543 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 21:39:11,543 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:11,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 21:39:11,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:11,544 INFO L87 Difference]: Start difference. First operand 434 states and 1152 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:11,561 INFO L93 Difference]: Finished difference Result 514 states and 1254 transitions. [2020-11-11 21:39:11,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 21:39:11,561 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2020-11-11 21:39:11,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:11,565 INFO L225 Difference]: With dead ends: 514 [2020-11-11 21:39:11,565 INFO L226 Difference]: Without dead ends: 510 [2020-11-11 21:39:11,566 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 21:39:11,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2020-11-11 21:39:11,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 372. [2020-11-11 21:39:11,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 370 states have (on average 2.4783783783783786) internal successors, (917), 371 states have internal predecessors, (917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 917 transitions. [2020-11-11 21:39:11,580 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 917 transitions. Word has length 17 [2020-11-11 21:39:11,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:11,580 INFO L481 AbstractCegarLoop]: Abstraction has 372 states and 917 transitions. [2020-11-11 21:39:11,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,581 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 917 transitions. [2020-11-11 21:39:11,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-11 21:39:11,582 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:11,582 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 21:39:11,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-11 21:39:11,582 INFO L429 AbstractCegarLoop]: === Iteration 8 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:11,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:11,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1002904820, now seen corresponding path program 1 times [2020-11-11 21:39:11,583 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:11,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323025302] [2020-11-11 21:39:11,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:11,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:11,632 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323025302] [2020-11-11 21:39:11,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:11,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-11 21:39:11,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899113594] [2020-11-11 21:39:11,633 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-11 21:39:11,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:11,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-11 21:39:11,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-11 21:39:11,634 INFO L87 Difference]: Start difference. First operand 372 states and 917 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:11,663 INFO L93 Difference]: Finished difference Result 420 states and 1013 transitions. [2020-11-11 21:39:11,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-11 21:39:11,664 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2020-11-11 21:39:11,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:11,666 INFO L225 Difference]: With dead ends: 420 [2020-11-11 21:39:11,667 INFO L226 Difference]: Without dead ends: 362 [2020-11-11 21:39:11,667 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-11 21:39:11,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2020-11-11 21:39:11,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 326. [2020-11-11 21:39:11,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 324 states have (on average 2.435185185185185) internal successors, (789), 325 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 789 transitions. [2020-11-11 21:39:11,678 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 789 transitions. Word has length 21 [2020-11-11 21:39:11,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:11,679 INFO L481 AbstractCegarLoop]: Abstraction has 326 states and 789 transitions. [2020-11-11 21:39:11,679 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 789 transitions. [2020-11-11 21:39:11,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-11 21:39:11,680 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 21:39:11,680 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 21:39:11,680 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-11 21:39:11,680 INFO L429 AbstractCegarLoop]: === Iteration 9 === [thr2Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, thr2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 21:39:11,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 21:39:11,681 INFO L82 PathProgramCache]: Analyzing trace with hash 1093034570, now seen corresponding path program 1 times [2020-11-11 21:39:11,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 21:39:11,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755721297] [2020-11-11 21:39:11,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 21:39:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 21:39:11,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-11 21:39:11,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755721297] [2020-11-11 21:39:11,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 21:39:11,758 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-11 21:39:11,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542654660] [2020-11-11 21:39:11,759 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-11 21:39:11,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 21:39:11,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-11 21:39:11,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-11 21:39:11,760 INFO L87 Difference]: Start difference. First operand 326 states and 789 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 21:39:11,824 INFO L93 Difference]: Finished difference Result 160 states and 396 transitions. [2020-11-11 21:39:11,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-11 21:39:11,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2020-11-11 21:39:11,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 21:39:11,825 INFO L225 Difference]: With dead ends: 160 [2020-11-11 21:39:11,825 INFO L226 Difference]: Without dead ends: 0 [2020-11-11 21:39:11,826 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-11 21:39:11,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-11 21:39:11,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-11 21:39:11,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-11 21:39:11,826 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 21 [2020-11-11 21:39:11,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 21:39:11,826 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-11 21:39:11,827 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2020-11-11 21:39:11,827 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-11 21:39:11,827 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-11 21:39:11,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-11 21:39:11,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.11 09:39:11 BasicIcfg [2020-11-11 21:39:11,831 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-11 21:39:11,833 INFO L168 Benchmark]: Toolchain (without parser) took 7627.23 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 276.9 MB in the beginning and 267.9 MB in the end (delta: 8.9 MB). Peak memory consumption was 72.7 MB. Max. memory is 16.0 GB. [2020-11-11 21:39:11,834 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-11 21:39:11,835 INFO L168 Benchmark]: CACSL2BoogieTranslator took 663.25 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 246.6 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-11-11 21:39:11,835 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.29 ms. Allocated memory is still 302.0 MB. Free memory was 246.6 MB in the beginning and 284.6 MB in the end (delta: -38.0 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. [2020-11-11 21:39:11,836 INFO L168 Benchmark]: Boogie Preprocessor took 32.03 ms. Allocated memory is still 302.0 MB. Free memory was 284.6 MB in the beginning and 282.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-11-11 21:39:11,837 INFO L168 Benchmark]: RCFGBuilder took 848.86 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 255.1 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. [2020-11-11 21:39:11,837 INFO L168 Benchmark]: TraceAbstraction took 6000.92 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 255.1 MB in the beginning and 267.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 49.1 MB. Max. memory is 16.0 GB. [2020-11-11 21:39:11,841 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 302.0 MB. Free memory is still 272.2 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 663.25 ms. Allocated memory is still 302.0 MB. Free memory was 276.2 MB in the beginning and 246.6 MB in the end (delta: 29.7 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 66.29 ms. Allocated memory is still 302.0 MB. Free memory was 246.6 MB in the beginning and 284.6 MB in the end (delta: -38.0 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 32.03 ms. Allocated memory is still 302.0 MB. Free memory was 284.6 MB in the beginning and 282.4 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 848.86 ms. Allocated memory is still 302.0 MB. Free memory was 282.4 MB in the beginning and 255.1 MB in the end (delta: 27.3 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.0 GB. * TraceAbstraction took 6000.92 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 255.1 MB in the beginning and 267.9 MB in the end (delta: -12.8 MB). Peak memory consumption was 49.1 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 3070 VarBasedMoverChecksPositive, 185 VarBasedMoverChecksNegative, 109 SemBasedMoverChecksPositive, 76 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.6s, 766 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 4.0s, 106 PlacesBefore, 57 PlacesAfterwards, 127 TransitionsBefore, 70 TransitionsAfterwards, 5016 CoEnabledTransitionPairs, 5 FixpointIterations, 22 TrivialSequentialCompositions, 37 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 21 ConcurrentYvCompositions, 8 ChoiceCompositions, 88 TotalNumberOfCompositions, 16185 MoverChecksTotal - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 100 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 5.8s, OverallIterations: 9, TraceHistogramMax: 1, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 4.1s, HoareTripleCheckerStatistics: 663 SDtfs, 312 SDslu, 472 SDs, 0 SdLazy, 143 SolverSat, 25 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 31 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=922occurred 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: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 480 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 134 NumberOfCodeBlocks, 134 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 3425 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...