/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-NoLbe-keepdead.epf -i ../../../trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-17 20:38:17,153 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-17 20:38:17,157 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-17 20:38:17,228 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-17 20:38:17,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-17 20:38:17,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-17 20:38:17,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-17 20:38:17,253 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-17 20:38:17,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-17 20:38:17,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-17 20:38:17,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-17 20:38:17,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-17 20:38:17,270 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-17 20:38:17,274 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-17 20:38:17,276 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-17 20:38:17,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-17 20:38:17,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-17 20:38:17,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-17 20:38:17,296 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-17 20:38:17,308 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-17 20:38:17,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-17 20:38:17,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-17 20:38:17,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-17 20:38:17,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-17 20:38:17,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-17 20:38:17,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-17 20:38:17,339 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-17 20:38:17,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-17 20:38:17,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-17 20:38:17,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-17 20:38:17,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-17 20:38:17,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-17 20:38:17,348 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-17 20:38:17,348 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-17 20:38:17,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-17 20:38:17,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-17 20:38:17,354 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-NoLbe-keepdead.epf [2020-12-17 20:38:17,435 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-17 20:38:17,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-17 20:38:17,445 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-17 20:38:17,445 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-17 20:38:17,446 INFO L138 SettingsManager]: * Use SBE=true [2020-12-17 20:38:17,446 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-17 20:38:17,446 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-17 20:38:17,447 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-17 20:38:17,447 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-17 20:38:17,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-17 20:38:17,450 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-17 20:38:17,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-17 20:38:17,451 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-17 20:38:17,451 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-17 20:38:17,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-17 20:38:17,452 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-17 20:38:17,452 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-17 20:38:17,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-17 20:38:17,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-17 20:38:17,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-17 20:38:17,454 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-17 20:38:17,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-17 20:38:17,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-17 20:38:17,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-17 20:38:17,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-17 20:38:17,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-17 20:38:17,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-17 20:38:17,456 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-17 20:38:17,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-17 20:38:17,457 INFO L138 SettingsManager]: * Remove dead ends from automaton=false [2020-12-17 20:38:17,457 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-17 20:38:17,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-17 20:38:17,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-17 20:38:18,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-17 20:38:18,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-17 20:38:18,024 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-17 20:38:18,026 INFO L275 PluginConnector]: CDTParser initialized [2020-12-17 20:38:18,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i [2020-12-17 20:38:18,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cae5e5b6e/48c2359d489143bea861555e04699d6e/FLAGdc4b98f7c [2020-12-17 20:38:19,053 INFO L306 CDTParser]: Found 1 translation units. [2020-12-17 20:38:19,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/singleton_with-uninit-problems.i [2020-12-17 20:38:19,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cae5e5b6e/48c2359d489143bea861555e04699d6e/FLAGdc4b98f7c [2020-12-17 20:38:19,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cae5e5b6e/48c2359d489143bea861555e04699d6e [2020-12-17 20:38:19,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-17 20:38:19,171 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-17 20:38:19,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-17 20:38:19,174 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-17 20:38:19,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-17 20:38:19,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 08:38:19" (1/1) ... [2020-12-17 20:38:19,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60982a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:19, skipping insertion in model container [2020-12-17 20:38:19,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 08:38:19" (1/1) ... [2020-12-17 20:38:19,196 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-17 20:38:19,254 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-17 20:38:19,562 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-17 20:38:20,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-17 20:38:20,195 INFO L203 MainTranslator]: Completed pre-run [2020-12-17 20:38:20,219 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-17 20:38:20,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-17 20:38:20,598 INFO L208 MainTranslator]: Completed translation [2020-12-17 20:38:20,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20 WrapperNode [2020-12-17 20:38:20,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-17 20:38:20,608 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-17 20:38:20,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-17 20:38:20,609 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-17 20:38:20,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-17 20:38:20,704 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-17 20:38:20,704 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-17 20:38:20,704 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-17 20:38:20,715 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,715 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,720 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (1/1) ... [2020-12-17 20:38:20,745 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-17 20:38:20,749 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-17 20:38:20,749 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-17 20:38:20,749 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-17 20:38:20,750 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (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 [2020-12-17 20:38:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-17 20:38:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-17 20:38:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-17 20:38:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-17 20:38:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-17 20:38:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2020-12-17 20:38:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2020-12-17 20:38:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2020-12-17 20:38:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2020-12-17 20:38:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2020-12-17 20:38:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2020-12-17 20:38:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2020-12-17 20:38:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2020-12-17 20:38:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-17 20:38:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-17 20:38:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-17 20:38:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-17 20:38:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-17 20:38:20,844 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-17 20:38:21,540 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-17 20:38:21,541 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-12-17 20:38:21,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 08:38:21 BoogieIcfgContainer [2020-12-17 20:38:21,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-17 20:38:21,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-17 20:38:21,551 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-17 20:38:21,558 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-17 20:38:21,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 08:38:19" (1/3) ... [2020-12-17 20:38:21,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8bf90e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 08:38:21, skipping insertion in model container [2020-12-17 20:38:21,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:38:20" (2/3) ... [2020-12-17 20:38:21,562 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b8bf90e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 08:38:21, skipping insertion in model container [2020-12-17 20:38:21,562 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 08:38:21" (3/3) ... [2020-12-17 20:38:21,565 INFO L111 eAbstractionObserver]: Analyzing ICFG singleton_with-uninit-problems.i [2020-12-17 20:38:21,597 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-17 20:38:21,598 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-17 20:38:21,605 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-17 20:38:21,607 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-17 20:38:21,702 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,702 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,702 WARN L313 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,703 WARN L313 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,703 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,704 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,704 WARN L313 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,705 WARN L313 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,705 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,706 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,707 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,708 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,709 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,710 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,711 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,712 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,712 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,713 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,713 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,713 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,713 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,714 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,714 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,715 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,716 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,716 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,716 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,717 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,718 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,718 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,719 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,720 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,721 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,721 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,721 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,722 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,722 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,722 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,722 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,723 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,723 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,723 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,723 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,724 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,724 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,724 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,724 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,725 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,726 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,726 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,727 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,727 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,727 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,728 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,728 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,729 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,729 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,729 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,730 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,731 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,731 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,731 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,732 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,732 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,732 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,732 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,733 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,733 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,733 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,733 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,734 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,734 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,734 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,734 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,735 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,735 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,735 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,735 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,736 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,736 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,736 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,736 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,737 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,737 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,737 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,738 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,738 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,739 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,739 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,739 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,739 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,740 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,740 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,740 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,740 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,740 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,741 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,741 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,742 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,742 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,742 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,742 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,742 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,743 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,743 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,743 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,743 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,744 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,744 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,744 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,744 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,745 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,745 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,745 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,746 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,746 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,747 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,747 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,747 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,748 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,748 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,748 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,748 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,749 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,750 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,751 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,752 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,752 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,752 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,753 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,753 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,753 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,754 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,755 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,755 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,755 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,755 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,756 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,756 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,756 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,756 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,757 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,757 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,758 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,758 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,758 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,759 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,759 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,759 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,759 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,759 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,760 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,760 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,760 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,760 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,761 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,762 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,762 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,762 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,763 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,763 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,763 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,763 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,764 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,764 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,768 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,768 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,769 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,769 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,776 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,777 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,777 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,777 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,781 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,781 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,781 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,782 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,785 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,785 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,785 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,786 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,786 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,786 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,790 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,791 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,791 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,791 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,791 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,792 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,792 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,792 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,792 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,793 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,793 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,793 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t4~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,793 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,794 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,794 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,794 WARN L313 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork4_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,795 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,795 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,795 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,795 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t1~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,795 WARN L313 ript$VariableManager]: TermVariabe thread0Thread1of1ForFork4_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,796 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,796 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,796 WARN L313 ript$VariableManager]: TermVariabe |thread0Thread1of1ForFork4_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,800 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,801 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,801 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,801 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,805 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,805 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,806 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,806 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,806 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,806 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~malloc6.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,810 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork5_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,810 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork5_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,811 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,811 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,814 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,815 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,815 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,815 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,819 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,819 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,820 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,820 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,824 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,824 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,825 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:21,825 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:38:22,116 INFO L149 ThreadInstanceAdder]: Constructed 121 joinOtherThreadTransitions. [2020-12-17 20:38:22,136 INFO L253 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2020-12-17 20:38:22,170 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-17 20:38:22,171 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-17 20:38:22,171 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-17 20:38:22,171 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-17 20:38:22,171 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-17 20:38:22,172 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-17 20:38:22,172 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-17 20:38:22,172 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-17 20:38:22,196 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 186 places, 259 transitions, 898 flow [2020-12-17 20:38:24,395 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 17695 states, 17690 states have (on average 4.286263425664217) internal successors, (75824), 17694 states have internal predecessors, (75824), 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) [2020-12-17 20:38:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand has 17695 states, 17690 states have (on average 4.286263425664217) internal successors, (75824), 17694 states have internal predecessors, (75824), 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) [2020-12-17 20:38:24,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-17 20:38:24,556 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:24,557 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:24,558 INFO L429 AbstractCegarLoop]: === Iteration 1 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:24,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:24,576 INFO L82 PathProgramCache]: Analyzing trace with hash 1593663997, now seen corresponding path program 1 times [2020-12-17 20:38:24,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:24,595 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119708354] [2020-12-17 20:38:24,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:25,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:25,383 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119708354] [2020-12-17 20:38:25,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:25,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-17 20:38:25,387 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139537544] [2020-12-17 20:38:25,395 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-17 20:38:25,396 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:25,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-17 20:38:25,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-17 20:38:25,497 INFO L87 Difference]: Start difference. First operand has 17695 states, 17690 states have (on average 4.286263425664217) internal successors, (75824), 17694 states have internal predecessors, (75824), 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 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2020-12-17 20:38:26,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:26,529 INFO L93 Difference]: Finished difference Result 21853 states and 91520 transitions. [2020-12-17 20:38:26,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-17 20:38:26,532 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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 40 [2020-12-17 20:38:26,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:26,537 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-17 20:38:26,537 INFO L78 Accepts]: Start accepts. Automaton has 21853 states and 91520 transitions. Word has length 40 [2020-12-17 20:38:26,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:26,539 INFO L481 AbstractCegarLoop]: Abstraction has 21853 states and 91520 transitions. [2020-12-17 20:38:26,540 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 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) [2020-12-17 20:38:26,540 INFO L276 IsEmpty]: Start isEmpty. Operand 21853 states and 91520 transitions. [2020-12-17 20:38:26,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-17 20:38:26,564 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:26,565 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:26,565 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-17 20:38:26,566 INFO L429 AbstractCegarLoop]: === Iteration 2 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:26,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:26,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1974463110, now seen corresponding path program 1 times [2020-12-17 20:38:26,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:26,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371383582] [2020-12-17 20:38:26,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:26,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:26,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371383582] [2020-12-17 20:38:26,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:26,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-17 20:38:26,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286910448] [2020-12-17 20:38:26,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-17 20:38:26,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:26,861 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-17 20:38:26,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-17 20:38:26,863 INFO L87 Difference]: Start difference. First operand 21853 states and 91520 transitions. Second operand has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 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) [2020-12-17 20:38:28,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:28,238 INFO L93 Difference]: Finished difference Result 24964 states and 103974 transitions. [2020-12-17 20:38:28,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-17 20:38:28,239 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 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 42 [2020-12-17 20:38:28,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:28,241 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2020-12-17 20:38:28,242 INFO L78 Accepts]: Start accepts. Automaton has 24964 states and 103974 transitions. Word has length 42 [2020-12-17 20:38:28,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:28,242 INFO L481 AbstractCegarLoop]: Abstraction has 24964 states and 103974 transitions. [2020-12-17 20:38:28,243 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 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) [2020-12-17 20:38:28,243 INFO L276 IsEmpty]: Start isEmpty. Operand 24964 states and 103974 transitions. [2020-12-17 20:38:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-17 20:38:28,251 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:28,252 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:28,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-17 20:38:28,256 INFO L429 AbstractCegarLoop]: === Iteration 3 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:28,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:28,257 INFO L82 PathProgramCache]: Analyzing trace with hash -2052943238, now seen corresponding path program 2 times [2020-12-17 20:38:28,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:28,258 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089148056] [2020-12-17 20:38:28,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:28,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:28,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089148056] [2020-12-17 20:38:28,484 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:28,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-17 20:38:28,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171482012] [2020-12-17 20:38:28,487 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-17 20:38:28,487 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:28,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-17 20:38:28,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-12-17 20:38:28,495 INFO L87 Difference]: Start difference. First operand 24964 states and 103974 transitions. Second operand has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 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) [2020-12-17 20:38:29,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:29,633 INFO L93 Difference]: Finished difference Result 27947 states and 116214 transitions. [2020-12-17 20:38:29,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-17 20:38:29,635 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 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 42 [2020-12-17 20:38:29,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:29,638 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2020-12-17 20:38:29,638 INFO L78 Accepts]: Start accepts. Automaton has 27947 states and 116214 transitions. Word has length 42 [2020-12-17 20:38:29,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:29,639 INFO L481 AbstractCegarLoop]: Abstraction has 27947 states and 116214 transitions. [2020-12-17 20:38:29,639 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.25) internal successors, (42), 8 states have internal predecessors, (42), 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) [2020-12-17 20:38:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 27947 states and 116214 transitions. [2020-12-17 20:38:29,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-17 20:38:29,787 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:29,788 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:29,788 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-17 20:38:29,788 INFO L429 AbstractCegarLoop]: === Iteration 4 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:29,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:29,790 INFO L82 PathProgramCache]: Analyzing trace with hash 1888358956, now seen corresponding path program 1 times [2020-12-17 20:38:29,790 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:29,791 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365532698] [2020-12-17 20:38:29,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:29,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:29,953 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365532698] [2020-12-17 20:38:29,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:29,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-17 20:38:29,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607204493] [2020-12-17 20:38:29,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-17 20:38:29,955 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:29,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-17 20:38:29,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-17 20:38:29,956 INFO L87 Difference]: Start difference. First operand 27947 states and 116214 transitions. Second operand has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2020-12-17 20:38:30,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:30,938 INFO L93 Difference]: Finished difference Result 45440 states and 185968 transitions. [2020-12-17 20:38:30,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-12-17 20:38:30,940 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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 61 [2020-12-17 20:38:30,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:30,941 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-17 20:38:30,941 INFO L78 Accepts]: Start accepts. Automaton has 45440 states and 185968 transitions. Word has length 61 [2020-12-17 20:38:30,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:30,945 INFO L481 AbstractCegarLoop]: Abstraction has 45440 states and 185968 transitions. [2020-12-17 20:38:30,945 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 12.2) internal successors, (61), 5 states have internal predecessors, (61), 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) [2020-12-17 20:38:30,945 INFO L276 IsEmpty]: Start isEmpty. Operand 45440 states and 185968 transitions. [2020-12-17 20:38:31,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-17 20:38:31,304 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:31,305 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:31,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-17 20:38:31,306 INFO L429 AbstractCegarLoop]: === Iteration 5 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:31,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:31,310 INFO L82 PathProgramCache]: Analyzing trace with hash -597411385, now seen corresponding path program 1 times [2020-12-17 20:38:31,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:31,311 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497687666] [2020-12-17 20:38:31,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:31,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:31,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:31,542 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497687666] [2020-12-17 20:38:31,543 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:31,543 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-17 20:38:31,543 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371833315] [2020-12-17 20:38:31,544 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-17 20:38:31,544 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:31,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-17 20:38:31,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-17 20:38:31,546 INFO L87 Difference]: Start difference. First operand 45440 states and 185968 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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) [2020-12-17 20:38:33,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:33,054 INFO L93 Difference]: Finished difference Result 50186 states and 204945 transitions. [2020-12-17 20:38:33,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-12-17 20:38:33,054 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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 63 [2020-12-17 20:38:33,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:33,057 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=122, Invalid=298, Unknown=0, NotChecked=0, Total=420 [2020-12-17 20:38:33,057 INFO L78 Accepts]: Start accepts. Automaton has 50186 states and 204945 transitions. Word has length 63 [2020-12-17 20:38:33,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:33,061 INFO L481 AbstractCegarLoop]: Abstraction has 50186 states and 204945 transitions. [2020-12-17 20:38:33,061 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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) [2020-12-17 20:38:33,062 INFO L276 IsEmpty]: Start isEmpty. Operand 50186 states and 204945 transitions. [2020-12-17 20:38:33,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-17 20:38:33,215 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:33,215 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:33,216 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-17 20:38:33,216 INFO L429 AbstractCegarLoop]: === Iteration 6 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:33,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:33,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1828979766, now seen corresponding path program 1 times [2020-12-17 20:38:33,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:33,217 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139852606] [2020-12-17 20:38:33,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:33,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:33,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139852606] [2020-12-17 20:38:33,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:33,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-12-17 20:38:33,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603480850] [2020-12-17 20:38:33,525 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-12-17 20:38:33,526 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:33,527 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-12-17 20:38:33,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-12-17 20:38:33,529 INFO L87 Difference]: Start difference. First operand 50186 states and 204945 transitions. Second operand has 10 states, 10 states have (on average 6.5) internal successors, (65), 10 states have internal predecessors, (65), 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) [2020-12-17 20:38:34,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:34,583 INFO L93 Difference]: Finished difference Result 54130 states and 216833 transitions. [2020-12-17 20:38:34,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-17 20:38:34,584 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 10 states have internal predecessors, (65), 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 65 [2020-12-17 20:38:34,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:34,585 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=99, Invalid=243, Unknown=0, NotChecked=0, Total=342 [2020-12-17 20:38:34,586 INFO L78 Accepts]: Start accepts. Automaton has 54130 states and 216833 transitions. Word has length 65 [2020-12-17 20:38:34,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:34,586 INFO L481 AbstractCegarLoop]: Abstraction has 54130 states and 216833 transitions. [2020-12-17 20:38:34,586 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 6.5) internal successors, (65), 10 states have internal predecessors, (65), 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) [2020-12-17 20:38:34,587 INFO L276 IsEmpty]: Start isEmpty. Operand 54130 states and 216833 transitions. [2020-12-17 20:38:34,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-17 20:38:34,733 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:34,733 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:34,733 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-17 20:38:34,734 INFO L429 AbstractCegarLoop]: === Iteration 7 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:34,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:34,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1491008334, now seen corresponding path program 2 times [2020-12-17 20:38:34,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:34,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070919466] [2020-12-17 20:38:34,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:35,390 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 9 [2020-12-17 20:38:35,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:35,596 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070919466] [2020-12-17 20:38:35,596 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:35,596 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-17 20:38:35,597 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601118748] [2020-12-17 20:38:35,597 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-17 20:38:35,597 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:35,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-17 20:38:35,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-12-17 20:38:35,598 INFO L87 Difference]: Start difference. First operand 54130 states and 216833 transitions. Second operand has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 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) [2020-12-17 20:38:36,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:36,710 INFO L93 Difference]: Finished difference Result 59243 states and 235866 transitions. [2020-12-17 20:38:36,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-17 20:38:36,711 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 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 65 [2020-12-17 20:38:36,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:36,713 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2020-12-17 20:38:36,713 INFO L78 Accepts]: Start accepts. Automaton has 59243 states and 235866 transitions. Word has length 65 [2020-12-17 20:38:36,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:36,714 INFO L481 AbstractCegarLoop]: Abstraction has 59243 states and 235866 transitions. [2020-12-17 20:38:36,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 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) [2020-12-17 20:38:36,714 INFO L276 IsEmpty]: Start isEmpty. Operand 59243 states and 235866 transitions. [2020-12-17 20:38:37,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-17 20:38:37,309 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:37,310 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:37,311 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-17 20:38:37,311 INFO L429 AbstractCegarLoop]: === Iteration 8 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:37,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:37,313 INFO L82 PathProgramCache]: Analyzing trace with hash -1038268650, now seen corresponding path program 3 times [2020-12-17 20:38:37,314 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:37,315 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861550175] [2020-12-17 20:38:37,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:37,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:37,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861550175] [2020-12-17 20:38:37,896 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:37,896 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-12-17 20:38:37,896 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242384971] [2020-12-17 20:38:37,897 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-17 20:38:37,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:37,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-17 20:38:37,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-12-17 20:38:37,898 INFO L87 Difference]: Start difference. First operand 59243 states and 235866 transitions. Second operand has 14 states, 14 states have (on average 4.642857142857143) internal successors, (65), 14 states have internal predecessors, (65), 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) [2020-12-17 20:38:39,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:39,612 INFO L93 Difference]: Finished difference Result 64168 states and 254321 transitions. [2020-12-17 20:38:39,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-17 20:38:39,613 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.642857142857143) internal successors, (65), 14 states have internal predecessors, (65), 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 65 [2020-12-17 20:38:39,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:39,614 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=163, Invalid=437, Unknown=0, NotChecked=0, Total=600 [2020-12-17 20:38:39,614 INFO L78 Accepts]: Start accepts. Automaton has 64168 states and 254321 transitions. Word has length 65 [2020-12-17 20:38:39,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:39,614 INFO L481 AbstractCegarLoop]: Abstraction has 64168 states and 254321 transitions. [2020-12-17 20:38:39,614 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 4.642857142857143) internal successors, (65), 14 states have internal predecessors, (65), 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) [2020-12-17 20:38:39,614 INFO L276 IsEmpty]: Start isEmpty. Operand 64168 states and 254321 transitions. [2020-12-17 20:38:39,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-17 20:38:39,770 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:39,771 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:39,771 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-17 20:38:39,771 INFO L429 AbstractCegarLoop]: === Iteration 9 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:39,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:39,772 INFO L82 PathProgramCache]: Analyzing trace with hash -1552024792, now seen corresponding path program 4 times [2020-12-17 20:38:39,772 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:39,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301393834] [2020-12-17 20:38:39,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:40,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:40,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301393834] [2020-12-17 20:38:40,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:40,217 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-12-17 20:38:40,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543186673] [2020-12-17 20:38:40,218 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-12-17 20:38:40,218 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:40,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-12-17 20:38:40,219 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2020-12-17 20:38:40,219 INFO L87 Difference]: Start difference. First operand 64168 states and 254321 transitions. Second operand has 16 states, 16 states have (on average 4.0625) internal successors, (65), 16 states have internal predecessors, (65), 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) [2020-12-17 20:38:42,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:42,019 INFO L93 Difference]: Finished difference Result 71956 states and 284997 transitions. [2020-12-17 20:38:42,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-12-17 20:38:42,019 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.0625) internal successors, (65), 16 states have internal predecessors, (65), 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 65 [2020-12-17 20:38:42,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:42,021 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=209, Invalid=547, Unknown=0, NotChecked=0, Total=756 [2020-12-17 20:38:42,021 INFO L78 Accepts]: Start accepts. Automaton has 71956 states and 284997 transitions. Word has length 65 [2020-12-17 20:38:42,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:42,022 INFO L481 AbstractCegarLoop]: Abstraction has 71956 states and 284997 transitions. [2020-12-17 20:38:42,023 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.0625) internal successors, (65), 16 states have internal predecessors, (65), 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) [2020-12-17 20:38:42,023 INFO L276 IsEmpty]: Start isEmpty. Operand 71956 states and 284997 transitions. [2020-12-17 20:38:42,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-17 20:38:42,282 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:42,282 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:42,282 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-17 20:38:42,283 INFO L429 AbstractCegarLoop]: === Iteration 10 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:42,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:42,284 INFO L82 PathProgramCache]: Analyzing trace with hash 965030644, now seen corresponding path program 5 times [2020-12-17 20:38:42,284 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:42,284 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656630690] [2020-12-17 20:38:42,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:42,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:42,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656630690] [2020-12-17 20:38:42,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:42,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2020-12-17 20:38:42,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748365348] [2020-12-17 20:38:42,751 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-12-17 20:38:42,751 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:42,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-12-17 20:38:42,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2020-12-17 20:38:42,753 INFO L87 Difference]: Start difference. First operand 71956 states and 284997 transitions. Second operand has 16 states, 16 states have (on average 4.0625) internal successors, (65), 16 states have internal predecessors, (65), 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) [2020-12-17 20:38:44,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:44,387 INFO L93 Difference]: Finished difference Result 71356 states and 281387 transitions. [2020-12-17 20:38:44,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-12-17 20:38:44,395 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.0625) internal successors, (65), 16 states have internal predecessors, (65), 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 65 [2020-12-17 20:38:44,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:44,396 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=133, Invalid=329, Unknown=0, NotChecked=0, Total=462 [2020-12-17 20:38:44,397 INFO L78 Accepts]: Start accepts. Automaton has 71356 states and 281387 transitions. Word has length 65 [2020-12-17 20:38:44,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:44,397 INFO L481 AbstractCegarLoop]: Abstraction has 71356 states and 281387 transitions. [2020-12-17 20:38:44,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 4.0625) internal successors, (65), 16 states have internal predecessors, (65), 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) [2020-12-17 20:38:44,398 INFO L276 IsEmpty]: Start isEmpty. Operand 71356 states and 281387 transitions. [2020-12-17 20:38:44,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-17 20:38:44,593 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:44,593 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:44,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-17 20:38:44,593 INFO L429 AbstractCegarLoop]: === Iteration 11 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:44,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:44,594 INFO L82 PathProgramCache]: Analyzing trace with hash -195516846, now seen corresponding path program 6 times [2020-12-17 20:38:44,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:44,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32234223] [2020-12-17 20:38:44,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:45,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:45,128 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32234223] [2020-12-17 20:38:45,128 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:45,128 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-12-17 20:38:45,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400729393] [2020-12-17 20:38:45,129 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-12-17 20:38:45,129 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:45,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-12-17 20:38:45,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2020-12-17 20:38:45,130 INFO L87 Difference]: Start difference. First operand 71356 states and 281387 transitions. Second operand has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 19 states have internal predecessors, (65), 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) [2020-12-17 20:38:47,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:47,530 INFO L93 Difference]: Finished difference Result 94240 states and 371247 transitions. [2020-12-17 20:38:47,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-17 20:38:47,531 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 19 states have internal predecessors, (65), 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 65 [2020-12-17 20:38:47,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:47,532 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=179, Invalid=577, Unknown=0, NotChecked=0, Total=756 [2020-12-17 20:38:47,532 INFO L78 Accepts]: Start accepts. Automaton has 94240 states and 371247 transitions. Word has length 65 [2020-12-17 20:38:47,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:47,532 INFO L481 AbstractCegarLoop]: Abstraction has 94240 states and 371247 transitions. [2020-12-17 20:38:47,533 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.4210526315789473) internal successors, (65), 19 states have internal predecessors, (65), 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) [2020-12-17 20:38:47,533 INFO L276 IsEmpty]: Start isEmpty. Operand 94240 states and 371247 transitions. [2020-12-17 20:38:47,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-17 20:38:47,749 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:47,749 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:47,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-17 20:38:47,749 INFO L429 AbstractCegarLoop]: === Iteration 12 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:47,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:47,750 INFO L82 PathProgramCache]: Analyzing trace with hash 1112869775, now seen corresponding path program 1 times [2020-12-17 20:38:47,751 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:47,751 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118059505] [2020-12-17 20:38:47,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:47,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:48,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:48,025 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118059505] [2020-12-17 20:38:48,025 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:48,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-12-17 20:38:48,026 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783034715] [2020-12-17 20:38:48,026 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-12-17 20:38:48,026 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:48,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-12-17 20:38:48,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2020-12-17 20:38:48,027 INFO L87 Difference]: Start difference. First operand 94240 states and 371247 transitions. Second operand has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 13 states have internal predecessors, (67), 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) [2020-12-17 20:38:49,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:49,933 INFO L93 Difference]: Finished difference Result 97132 states and 381617 transitions. [2020-12-17 20:38:49,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-12-17 20:38:49,934 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 13 states have internal predecessors, (67), 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 67 [2020-12-17 20:38:49,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:49,935 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=167, Invalid=433, Unknown=0, NotChecked=0, Total=600 [2020-12-17 20:38:49,935 INFO L78 Accepts]: Start accepts. Automaton has 97132 states and 381617 transitions. Word has length 67 [2020-12-17 20:38:49,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:49,935 INFO L481 AbstractCegarLoop]: Abstraction has 97132 states and 381617 transitions. [2020-12-17 20:38:49,935 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 5.153846153846154) internal successors, (67), 13 states have internal predecessors, (67), 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) [2020-12-17 20:38:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 97132 states and 381617 transitions. [2020-12-17 20:38:50,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-17 20:38:50,137 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:50,138 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:50,138 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-17 20:38:50,138 INFO L429 AbstractCegarLoop]: === Iteration 13 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:50,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:50,139 INFO L82 PathProgramCache]: Analyzing trace with hash 140867021, now seen corresponding path program 2 times [2020-12-17 20:38:50,139 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:50,140 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668557701] [2020-12-17 20:38:50,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:50,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:50,655 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668557701] [2020-12-17 20:38:50,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:50,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-12-17 20:38:50,656 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881399936] [2020-12-17 20:38:50,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-12-17 20:38:50,656 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:50,657 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-12-17 20:38:50,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2020-12-17 20:38:50,658 INFO L87 Difference]: Start difference. First operand 97132 states and 381617 transitions. Second operand has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 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) [2020-12-17 20:38:53,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:53,118 INFO L93 Difference]: Finished difference Result 100009 states and 391950 transitions. [2020-12-17 20:38:53,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-17 20:38:53,119 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 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 67 [2020-12-17 20:38:53,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:53,120 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=221, Invalid=591, Unknown=0, NotChecked=0, Total=812 [2020-12-17 20:38:53,120 INFO L78 Accepts]: Start accepts. Automaton has 100009 states and 391950 transitions. Word has length 67 [2020-12-17 20:38:53,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:53,121 INFO L481 AbstractCegarLoop]: Abstraction has 100009 states and 391950 transitions. [2020-12-17 20:38:53,121 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.466666666666667) internal successors, (67), 15 states have internal predecessors, (67), 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) [2020-12-17 20:38:53,121 INFO L276 IsEmpty]: Start isEmpty. Operand 100009 states and 391950 transitions. [2020-12-17 20:38:53,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-17 20:38:53,370 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:53,370 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:53,370 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-17 20:38:53,370 INFO L429 AbstractCegarLoop]: === Iteration 14 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:53,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:53,371 INFO L82 PathProgramCache]: Analyzing trace with hash -957308155, now seen corresponding path program 3 times [2020-12-17 20:38:53,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:53,372 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106112778] [2020-12-17 20:38:53,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:53,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:53,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:53,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106112778] [2020-12-17 20:38:53,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:53,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-12-17 20:38:53,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607662180] [2020-12-17 20:38:53,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-12-17 20:38:53,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:53,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-12-17 20:38:53,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2020-12-17 20:38:53,944 INFO L87 Difference]: Start difference. First operand 100009 states and 391950 transitions. Second operand has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 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) [2020-12-17 20:38:55,276 WARN L193 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-12-17 20:38:56,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:56,779 INFO L93 Difference]: Finished difference Result 103696 states and 405457 transitions. [2020-12-17 20:38:56,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-12-17 20:38:56,779 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 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 67 [2020-12-17 20:38:56,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:56,780 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=281, Invalid=775, Unknown=0, NotChecked=0, Total=1056 [2020-12-17 20:38:56,780 INFO L78 Accepts]: Start accepts. Automaton has 103696 states and 405457 transitions. Word has length 67 [2020-12-17 20:38:56,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:56,781 INFO L481 AbstractCegarLoop]: Abstraction has 103696 states and 405457 transitions. [2020-12-17 20:38:56,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 3.9411764705882355) internal successors, (67), 17 states have internal predecessors, (67), 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) [2020-12-17 20:38:56,781 INFO L276 IsEmpty]: Start isEmpty. Operand 103696 states and 405457 transitions. [2020-12-17 20:38:57,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-17 20:38:57,037 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:57,037 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:38:57,037 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-17 20:38:57,038 INFO L429 AbstractCegarLoop]: === Iteration 15 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:38:57,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:57,038 INFO L82 PathProgramCache]: Analyzing trace with hash 296120627, now seen corresponding path program 4 times [2020-12-17 20:38:57,038 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:57,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976729496] [2020-12-17 20:38:57,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:57,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:57,971 WARN L193 SmtUtils]: Spent 824.00 ms on a formula simplification that was a NOOP. DAG size: 15 [2020-12-17 20:38:58,273 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2020-12-17 20:38:58,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:38:58,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976729496] [2020-12-17 20:38:58,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:58,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-12-17 20:38:58,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215846639] [2020-12-17 20:38:58,787 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-12-17 20:38:58,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:58,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-12-17 20:38:58,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2020-12-17 20:38:58,789 INFO L87 Difference]: Start difference. First operand 103696 states and 405457 transitions. Second operand has 19 states, 19 states have (on average 3.526315789473684) internal successors, (67), 19 states have internal predecessors, (67), 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) [2020-12-17 20:39:00,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:39:00,375 INFO L93 Difference]: Finished difference Result 107638 states and 420415 transitions. [2020-12-17 20:39:00,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-12-17 20:39:00,376 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.526315789473684) internal successors, (67), 19 states have internal predecessors, (67), 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 67 [2020-12-17 20:39:00,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:39:00,377 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=299, Invalid=693, Unknown=0, NotChecked=0, Total=992 [2020-12-17 20:39:00,377 INFO L78 Accepts]: Start accepts. Automaton has 107638 states and 420415 transitions. Word has length 67 [2020-12-17 20:39:00,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:39:00,377 INFO L481 AbstractCegarLoop]: Abstraction has 107638 states and 420415 transitions. [2020-12-17 20:39:00,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.526315789473684) internal successors, (67), 19 states have internal predecessors, (67), 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) [2020-12-17 20:39:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 107638 states and 420415 transitions. [2020-12-17 20:39:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-17 20:39:01,449 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:39:01,449 INFO L504 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:39:01,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-17 20:39:01,450 INFO L429 AbstractCegarLoop]: === Iteration 16 === [thread0Err0INUSE_VIOLATION, thread0Err10INUSE_VIOLATION, thread0Err4INUSE_VIOLATION, thread0Err9INUSE_VIOLATION, thread0Err2INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATION, thread0Thread1of1ForFork4Err1INUSE_VIOLATION, thread0Thread1of1ForFork4Err6INUSE_VIOLATION, thread0Thread1of1ForFork4Err3INUSE_VIOLATION, thread0Thread1of1ForFork4Err8INUSE_VIOLATION, thread0Thread1of1ForFork4Err7INUSE_VIOLATION]=== [2020-12-17 20:39:01,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:39:01,450 INFO L82 PathProgramCache]: Analyzing trace with hash -1721387055, now seen corresponding path program 5 times [2020-12-17 20:39:01,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:39:01,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903183092] [2020-12-17 20:39:01,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:39:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:39:02,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-17 20:39:02,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903183092] [2020-12-17 20:39:02,214 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:39:02,214 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-12-17 20:39:02,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751100980] [2020-12-17 20:39:02,216 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-12-17 20:39:02,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:39:02,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-12-17 20:39:02,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2020-12-17 20:39:02,218 INFO L87 Difference]: Start difference. First operand 107638 states and 420415 transitions. Second operand has 19 states, 19 states have (on average 3.526315789473684) internal successors, (67), 19 states have internal predecessors, (67), 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) [2020-12-17 20:39:03,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:39:03,326 INFO L93 Difference]: Finished difference Result 90790 states and 354598 transitions. [2020-12-17 20:39:03,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-17 20:39:03,327 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 3.526315789473684) internal successors, (67), 19 states have internal predecessors, (67), 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 67 [2020-12-17 20:39:03,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:39:03,328 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2020-12-17 20:39:03,328 INFO L78 Accepts]: Start accepts. Automaton has 90790 states and 354598 transitions. Word has length 67 [2020-12-17 20:39:03,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:39:03,334 INFO L481 AbstractCegarLoop]: Abstraction has 90790 states and 354598 transitions. [2020-12-17 20:39:03,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.526315789473684) internal successors, (67), 19 states have internal predecessors, (67), 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) [2020-12-17 20:39:03,334 INFO L276 IsEmpty]: Start isEmpty. Operand 90790 states and 354598 transitions. [2020-12-17 20:39:04,494 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-17 20:39:04,495 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-17 20:39:04,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 08:39:04 BasicIcfg [2020-12-17 20:39:04,505 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-17 20:39:04,508 INFO L168 Benchmark]: Toolchain (without parser) took 45336.62 ms. Allocated memory was 302.0 MB in the beginning and 13.7 GB in the end (delta: 13.4 GB). Free memory was 275.2 MB in the beginning and 11.1 GB in the end (delta: -10.9 GB). Peak memory consumption was 3.0 GB. Max. memory is 16.0 GB. [2020-12-17 20:39:04,514 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 302.0 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 16.0 GB. [2020-12-17 20:39:04,520 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1432.52 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 231.7 MB in the end (delta: 43.2 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.0 GB. [2020-12-17 20:39:04,524 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.99 ms. Allocated memory is still 302.0 MB. Free memory was 231.7 MB in the beginning and 229.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-17 20:39:04,525 INFO L168 Benchmark]: Boogie Preprocessor took 44.25 ms. Allocated memory is still 302.0 MB. Free memory was 229.8 MB in the beginning and 227.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-17 20:39:04,525 INFO L168 Benchmark]: RCFGBuilder took 797.83 ms. Allocated memory is still 302.0 MB. Free memory was 227.7 MB in the beginning and 197.3 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. [2020-12-17 20:39:04,531 INFO L168 Benchmark]: TraceAbstraction took 42955.58 ms. Allocated memory was 302.0 MB in the beginning and 13.7 GB in the end (delta: 13.4 GB). Free memory was 196.2 MB in the beginning and 11.1 GB in the end (delta: -10.9 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.0 GB. [2020-12-17 20:39:04,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 302.0 MB. Free memory is still 272.7 MB. There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1432.52 ms. Allocated memory is still 302.0 MB. Free memory was 274.9 MB in the beginning and 231.7 MB in the end (delta: 43.2 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 94.99 ms. Allocated memory is still 302.0 MB. Free memory was 231.7 MB in the beginning and 229.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 44.25 ms. Allocated memory is still 302.0 MB. Free memory was 229.8 MB in the beginning and 227.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 797.83 ms. Allocated memory is still 302.0 MB. Free memory was 227.7 MB in the beginning and 197.3 MB in the end (delta: 30.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.0 GB. * TraceAbstraction took 42955.58 ms. Allocated memory was 302.0 MB in the beginning and 13.7 GB in the end (delta: 13.4 GB). Free memory was 196.2 MB in the beginning and 11.1 GB in the end (delta: -10.9 GB). Peak memory consumption was 2.9 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 20]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 42.3s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 25.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.2s, HoareTripleCheckerStatistics: 2036 SDtfs, 4017 SDslu, 8659 SDs, 0 SdLazy, 4362 SolverSat, 838 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 355 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 320 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1106 ImplicationChecksByTransitivity, 11.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=107638occurred in iteration=15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 7.2s InterpolantComputationTime, 973 NumberOfCodeBlocks, 973 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 957 ConstructedInterpolants, 0 QuantifiedInterpolants, 497930 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 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...