/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-ext/23_lu-fig2.fixed.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-60729f1 [2020-11-11 22:03:03,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-11 22:03:03,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-11 22:03:03,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-11 22:03:03,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-11 22:03:03,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-11 22:03:03,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-11 22:03:03,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-11 22:03:03,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-11 22:03:03,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-11 22:03:03,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-11 22:03:03,180 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-11 22:03:03,180 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-11 22:03:03,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-11 22:03:03,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-11 22:03:03,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-11 22:03:03,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-11 22:03:03,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-11 22:03:03,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-11 22:03:03,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-11 22:03:03,208 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-11 22:03:03,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-11 22:03:03,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-11 22:03:03,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-11 22:03:03,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-11 22:03:03,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-11 22:03:03,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-11 22:03:03,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-11 22:03:03,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-11 22:03:03,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-11 22:03:03,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-11 22:03:03,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-11 22:03:03,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-11 22:03:03,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-11 22:03:03,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-11 22:03:03,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-11 22:03:03,238 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 22:03:03,271 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-11 22:03:03,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-11 22:03:03,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-11 22:03:03,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-11 22:03:03,274 INFO L138 SettingsManager]: * Use SBE=true [2020-11-11 22:03:03,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-11 22:03:03,274 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-11 22:03:03,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-11 22:03:03,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-11 22:03:03,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-11 22:03:03,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-11 22:03:03,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-11 22:03:03,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-11 22:03:03,276 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-11 22:03:03,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-11 22:03:03,276 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-11 22:03:03,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-11 22:03:03,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-11 22:03:03,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-11 22:03:03,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-11 22:03:03,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-11 22:03:03,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-11 22:03:03,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-11 22:03:03,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-11 22:03:03,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-11 22:03:03,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-11 22:03:03,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-11 22:03:03,280 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-11 22:03:03,280 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-11 22:03:03,739 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-11 22:03:03,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-11 22:03:03,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-11 22:03:03,792 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-11 22:03:03,793 INFO L275 PluginConnector]: CDTParser initialized [2020-11-11 22:03:03,795 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/23_lu-fig2.fixed.i [2020-11-11 22:03:03,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127d2de9e/0da11ac4e0ba493c807c446686434190/FLAG84f780f84 [2020-11-11 22:03:04,761 INFO L306 CDTParser]: Found 1 translation units. [2020-11-11 22:03:04,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/23_lu-fig2.fixed.i [2020-11-11 22:03:04,791 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127d2de9e/0da11ac4e0ba493c807c446686434190/FLAG84f780f84 [2020-11-11 22:03:05,025 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/127d2de9e/0da11ac4e0ba493c807c446686434190 [2020-11-11 22:03:05,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-11 22:03:05,036 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-11 22:03:05,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-11 22:03:05,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-11 22:03:05,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-11 22:03:05,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42dce7d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05, skipping insertion in model container [2020-11-11 22:03:05,055 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-11 22:03:05,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-11 22:03:05,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-11 22:03:05,687 INFO L203 MainTranslator]: Completed pre-run [2020-11-11 22:03:05,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-11 22:03:05,891 INFO L208 MainTranslator]: Completed translation [2020-11-11 22:03:05,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05 WrapperNode [2020-11-11 22:03:05,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-11 22:03:05,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-11 22:03:05,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-11 22:03:05,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-11 22:03:05,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-11 22:03:05,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-11 22:03:05,952 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-11 22:03:05,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-11 22:03:05,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,976 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (1/1) ... [2020-11-11 22:03:05,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-11 22:03:05,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-11 22:03:05,990 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-11 22:03:05,990 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-11 22:03:05,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (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 22:03:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-11 22:03:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-11 22:03:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-11 22:03:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-11 22:03:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-11 22:03:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-11 22:03:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-11 22:03:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-11 22:03:06,110 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 22:03:07,151 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-11 22:03:07,152 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-11 22:03:07,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 10:03:07 BoogieIcfgContainer [2020-11-11 22:03:07,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-11 22:03:07,159 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-11 22:03:07,160 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-11 22:03:07,164 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-11 22:03:07,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.11 10:03:05" (1/3) ... [2020-11-11 22:03:07,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99c96f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 10:03:07, skipping insertion in model container [2020-11-11 22:03:07,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 10:03:05" (2/3) ... [2020-11-11 22:03:07,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@99c96f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.11 10:03:07, skipping insertion in model container [2020-11-11 22:03:07,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 10:03:07" (3/3) ... [2020-11-11 22:03:07,169 INFO L111 eAbstractionObserver]: Analyzing ICFG 23_lu-fig2.fixed.i [2020-11-11 22:03:07,190 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-11-11 22:03:07,190 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-11 22:03:07,195 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-11 22:03:07,196 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-11-11 22:03:07,226 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,227 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,227 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,227 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,228 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,228 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,229 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,229 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,230 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~PR_CreateThread__RES~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,231 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~PR_CreateThread__RES~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,231 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,231 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,232 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,232 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,232 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~PR_CreateThread__RES~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,232 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_#in~PR_CreateThread__RES| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,233 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,233 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_~PR_CreateThread__RES not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,233 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~PR_CreateThread__RES~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,234 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,234 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_#in~PR_CreateThread__RES| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,234 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,234 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_~PR_CreateThread__RES not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,235 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~PR_CreateThread__RES~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,235 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,235 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_#in~PR_CreateThread__RES| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,236 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_~PR_CreateThread__RES not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,236 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,237 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~PR_CreateThread__RES~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,237 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,238 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_#in~PR_CreateThread__RES| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,238 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_~PR_CreateThread__RES not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,238 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,239 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,239 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,239 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,240 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,243 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,244 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,244 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,245 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,245 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,246 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_#in~PR_CreateThread__RES| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,246 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~PR_CreateThread__RES~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,246 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,247 WARN L313 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0___VERIFIER_atomic_thr1_~PR_CreateThread__RES not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,247 WARN L313 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-11-11 22:03:07,251 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2020-11-11 22:03:07,268 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2020-11-11 22:03:07,299 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-11 22:03:07,299 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-11 22:03:07,300 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-11 22:03:07,300 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-11 22:03:07,300 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-11 22:03:07,300 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-11 22:03:07,300 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-11 22:03:07,301 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-11 22:03:07,315 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-11-11 22:03:07,317 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 49 places, 47 transitions, 99 flow [2020-11-11 22:03:07,321 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 49 places, 47 transitions, 99 flow [2020-11-11 22:03:07,324 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 49 places, 47 transitions, 99 flow [2020-11-11 22:03:07,360 INFO L129 PetriNetUnfolder]: 2/46 cut-off events. [2020-11-11 22:03:07,360 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-11-11 22:03:07,365 INFO L84 FinitePrefix]: Finished finitePrefix Result has 50 conditions, 46 events. 2/46 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 20 event pairs, 0 based on Foata normal form. 0/42 useless extension candidates. Maximal degree in co-relation 30. Up to 2 conditions per place. [2020-11-11 22:03:07,367 INFO L116 LiptonReduction]: Number of co-enabled transitions 378 [2020-11-11 22:03:10,355 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2020-11-11 22:03:10,648 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2020-11-11 22:03:10,747 INFO L131 LiptonReduction]: Checked pairs total: 808 [2020-11-11 22:03:10,748 INFO L133 LiptonReduction]: Total number of compositions: 36 [2020-11-11 22:03:10,761 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 17 places, 14 transitions, 33 flow [2020-11-11 22:03:10,773 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 38 states, 34 states have (on average 2.0) internal successors, (68), 37 states have internal predecessors, (68), 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 22:03:10,777 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 34 states have (on average 2.0) internal successors, (68), 37 states have internal predecessors, (68), 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 22:03:10,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-11 22:03:10,785 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 22:03:10,786 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-11-11 22:03:10,787 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 22:03:10,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 22:03:10,796 INFO L82 PathProgramCache]: Analyzing trace with hash 11878444, now seen corresponding path program 1 times [2020-11-11 22:03:10,810 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 22:03:10,810 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114634468] [2020-11-11 22:03:10,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 22:03:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 22:03:11,061 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 22:03:11,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114634468] [2020-11-11 22:03:11,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 22:03:11,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-11-11 22:03:11,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167327550] [2020-11-11 22:03:11,074 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 22:03:11,075 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 22:03:11,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 22:03:11,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 22:03:11,104 INFO L87 Difference]: Start difference. First operand has 38 states, 34 states have (on average 2.0) internal successors, (68), 37 states have internal predecessors, (68), 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 3 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 22:03:11,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 22:03:11,156 INFO L93 Difference]: Finished difference Result 29 states and 50 transitions. [2020-11-11 22:03:11,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 22:03:11,159 INFO L78 Accepts]: Start accepts. Automaton has has 3 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 22:03:11,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 22:03:11,170 INFO L225 Difference]: With dead ends: 29 [2020-11-11 22:03:11,170 INFO L226 Difference]: Without dead ends: 22 [2020-11-11 22:03:11,171 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 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 22:03:11,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2020-11-11 22:03:11,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2020-11-11 22:03:11,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 21 states have (on average 1.8095238095238095) internal successors, (38), 21 states have internal predecessors, (38), 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 22:03:11,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 38 transitions. [2020-11-11 22:03:11,216 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 38 transitions. Word has length 4 [2020-11-11 22:03:11,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 22:03:11,217 INFO L481 AbstractCegarLoop]: Abstraction has 22 states and 38 transitions. [2020-11-11 22:03:11,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 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 22:03:11,218 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 38 transitions. [2020-11-11 22:03:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-11-11 22:03:11,218 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 22:03:11,218 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-11-11 22:03:11,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-11 22:03:11,219 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 22:03:11,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 22:03:11,221 INFO L82 PathProgramCache]: Analyzing trace with hash 368240160, now seen corresponding path program 1 times [2020-11-11 22:03:11,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 22:03:11,221 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667127681] [2020-11-11 22:03:11,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 22:03:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 22:03:11,283 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 22:03:11,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667127681] [2020-11-11 22:03:11,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 22:03:11,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-11 22:03:11,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223147941] [2020-11-11 22:03:11,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 22:03:11,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 22:03:11,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 22:03:11,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 22:03:11,288 INFO L87 Difference]: Start difference. First operand 22 states and 38 transitions. Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 22:03:11,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 22:03:11,302 INFO L93 Difference]: Finished difference Result 21 states and 35 transitions. [2020-11-11 22:03:11,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 22:03:11,302 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 5 [2020-11-11 22:03:11,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 22:03:11,303 INFO L225 Difference]: With dead ends: 21 [2020-11-11 22:03:11,303 INFO L226 Difference]: Without dead ends: 18 [2020-11-11 22:03:11,304 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 22:03:11,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2020-11-11 22:03:11,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2020-11-11 22:03:11,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.588235294117647) internal successors, (27), 17 states have internal predecessors, (27), 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 22:03:11,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 27 transitions. [2020-11-11 22:03:11,310 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 27 transitions. Word has length 5 [2020-11-11 22:03:11,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 22:03:11,310 INFO L481 AbstractCegarLoop]: Abstraction has 18 states and 27 transitions. [2020-11-11 22:03:11,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 2 states have internal predecessors, (5), 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 22:03:11,311 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2020-11-11 22:03:11,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-11 22:03:11,312 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 22:03:11,312 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-11-11 22:03:11,312 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-11 22:03:11,312 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 22:03:11,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 22:03:11,313 INFO L82 PathProgramCache]: Analyzing trace with hash 1691614208, now seen corresponding path program 1 times [2020-11-11 22:03:11,313 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 22:03:11,314 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144430697] [2020-11-11 22:03:11,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 22:03:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 22:03:11,383 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 22:03:11,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144430697] [2020-11-11 22:03:11,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 22:03:11,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-11 22:03:11,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1213870387] [2020-11-11 22:03:11,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-11 22:03:11,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 22:03:11,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-11 22:03:11,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-11 22:03:11,387 INFO L87 Difference]: Start difference. First operand 18 states and 27 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 22:03:11,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 22:03:11,411 INFO L93 Difference]: Finished difference Result 14 states and 19 transitions. [2020-11-11 22:03:11,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-11 22:03:11,412 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 7 [2020-11-11 22:03:11,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 22:03:11,414 INFO L225 Difference]: With dead ends: 14 [2020-11-11 22:03:11,414 INFO L226 Difference]: Without dead ends: 14 [2020-11-11 22:03:11,415 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 22:03:11,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2020-11-11 22:03:11,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2020-11-11 22:03:11,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 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 22:03:11,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 19 transitions. [2020-11-11 22:03:11,420 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 19 transitions. Word has length 7 [2020-11-11 22:03:11,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 22:03:11,420 INFO L481 AbstractCegarLoop]: Abstraction has 14 states and 19 transitions. [2020-11-11 22:03:11,421 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 22:03:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2020-11-11 22:03:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-11-11 22:03:11,423 INFO L486 BasicCegarLoop]: Found error trace [2020-11-11 22:03:11,423 INFO L494 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-11 22:03:11,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-11 22:03:11,424 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, thr1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-11 22:03:11,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-11 22:03:11,425 INFO L82 PathProgramCache]: Analyzing trace with hash 2142890781, now seen corresponding path program 1 times [2020-11-11 22:03:11,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-11 22:03:11,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997834748] [2020-11-11 22:03:11,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-11 22:03:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-11 22:03:11,561 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 22:03:11,562 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997834748] [2020-11-11 22:03:11,562 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-11 22:03:11,562 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-11 22:03:11,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001457333] [2020-11-11 22:03:11,563 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-11 22:03:11,563 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-11 22:03:11,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-11 22:03:11,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-11 22:03:11,565 INFO L87 Difference]: Start difference. First operand 14 states and 19 transitions. Second operand has 4 states, 3 states have (on average 3.0) 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 22:03:11,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-11 22:03:11,576 INFO L93 Difference]: Finished difference Result 13 states and 18 transitions. [2020-11-11 22:03:11,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-11 22:03:11,576 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) 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 22:03:11,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-11 22:03:11,577 INFO L225 Difference]: With dead ends: 13 [2020-11-11 22:03:11,577 INFO L226 Difference]: Without dead ends: 0 [2020-11-11 22:03:11,578 INFO L749 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-11 22:03:11,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-11 22:03:11,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-11 22:03:11,578 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 22:03:11,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-11 22:03:11,579 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2020-11-11 22:03:11,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-11 22:03:11,579 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-11 22:03:11,579 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 3 states have (on average 3.0) 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 22:03:11,579 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-11 22:03:11,579 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-11 22:03:11,579 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-11 22:03:11,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.11 10:03:11 BasicIcfg [2020-11-11 22:03:11,582 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-11 22:03:11,585 INFO L168 Benchmark]: Toolchain (without parser) took 6552.68 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 277.6 MB in the beginning and 232.6 MB in the end (delta: 45.0 MB). Peak memory consumption was 108.0 MB. Max. memory is 16.0 GB. [2020-11-11 22:03:11,586 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-11-11 22:03:11,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 854.21 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 247.5 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-11-11 22:03:11,588 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.02 ms. Allocated memory is still 302.0 MB. Free memory was 247.5 MB in the beginning and 245.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-11-11 22:03:11,589 INFO L168 Benchmark]: Boogie Preprocessor took 36.46 ms. Allocated memory is still 302.0 MB. Free memory was 245.3 MB in the beginning and 244.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-11-11 22:03:11,590 INFO L168 Benchmark]: RCFGBuilder took 1168.36 ms. Allocated memory is still 302.0 MB. Free memory was 244.0 MB in the beginning and 236.4 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.0 GB. [2020-11-11 22:03:11,591 INFO L168 Benchmark]: TraceAbstraction took 4423.01 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 236.4 MB in the beginning and 232.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 65.7 MB. Max. memory is 16.0 GB. [2020-11-11 22:03:11,595 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 302.0 MB. Free memory is still 272.3 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 854.21 ms. Allocated memory is still 302.0 MB. Free memory was 276.9 MB in the beginning and 247.5 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 57.02 ms. Allocated memory is still 302.0 MB. Free memory was 247.5 MB in the beginning and 245.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 36.46 ms. Allocated memory is still 302.0 MB. Free memory was 245.3 MB in the beginning and 244.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 1168.36 ms. Allocated memory is still 302.0 MB. Free memory was 244.0 MB in the beginning and 236.4 MB in the end (delta: 7.6 MB). Peak memory consumption was 8.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 4423.01 ms. Allocated memory was 302.0 MB in the beginning and 362.8 MB in the end (delta: 60.8 MB). Free memory was 236.4 MB in the beginning and 232.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 65.7 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 253 VarBasedMoverChecksPositive, 36 VarBasedMoverChecksNegative, 13 SemBasedMoverChecksPositive, 23 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.3s, 43 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.4s, 49 PlacesBefore, 17 PlacesAfterwards, 47 TransitionsBefore, 14 TransitionsAfterwards, 378 CoEnabledTransitionPairs, 5 FixpointIterations, 14 TrivialSequentialCompositions, 19 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 2 ConcurrentYvCompositions, 1 ChoiceCompositions, 36 TotalNumberOfCompositions, 808 MoverChecksTotal - PositiveResult [Line: 16]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 16]: 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 2 procedures, 46 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 4.2s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.4s, HoareTripleCheckerStatistics: 40 SDtfs, 15 SDslu, 20 SDs, 0 SdLazy, 16 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 415 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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...