/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/queue_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-aa1e80b [2020-12-17 20:27:16,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-17 20:27:16,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-17 20:27:16,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-17 20:27:16,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-17 20:27:16,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-17 20:27:16,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-17 20:27:16,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-17 20:27:16,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-17 20:27:16,162 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-17 20:27:16,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-17 20:27:16,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-17 20:27:16,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-17 20:27:16,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-17 20:27:16,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-17 20:27:16,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-17 20:27:16,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-17 20:27:16,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-17 20:27:16,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-17 20:27:16,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-17 20:27:16,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-17 20:27:16,184 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-17 20:27:16,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-17 20:27:16,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-17 20:27:16,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-17 20:27:16,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-17 20:27:16,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-17 20:27:16,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-17 20:27:16,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-17 20:27:16,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-17 20:27:16,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-17 20:27:16,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-17 20:27:16,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-17 20:27:16,203 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-17 20:27:16,204 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-17 20:27:16,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-17 20:27:16,206 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 20:27:16,237 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-17 20:27:16,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-17 20:27:16,239 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-17 20:27:16,239 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-17 20:27:16,239 INFO L138 SettingsManager]: * Use SBE=true [2020-12-17 20:27:16,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-17 20:27:16,240 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-17 20:27:16,240 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-17 20:27:16,241 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-17 20:27:16,241 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-17 20:27:16,241 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-17 20:27:16,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-17 20:27:16,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-17 20:27:16,242 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-17 20:27:16,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-17 20:27:16,243 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-17 20:27:16,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-17 20:27:16,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-17 20:27:16,244 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-17 20:27:16,244 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-17 20:27:16,244 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-17 20:27:16,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-17 20:27:16,245 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-17 20:27:16,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-17 20:27:16,246 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-17 20:27:16,246 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-17 20:27:16,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-17 20:27:16,247 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-12-17 20:27:16,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-17 20:27:16,247 INFO L138 SettingsManager]: * Remove dead ends from automaton=false [2020-12-17 20:27:16,247 INFO L138 SettingsManager]: * Minimization of abstraction=NONE [2020-12-17 20:27:16,248 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-17 20:27:16,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-17 20:27:16,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-17 20:27:16,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-17 20:27:16,845 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-17 20:27:16,847 INFO L275 PluginConnector]: CDTParser initialized [2020-12-17 20:27:16,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2020-12-17 20:27:16,941 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9746d91c8/b9ff72ef70594aa3ad1315b83917ebc9/FLAGe71ec2bf8 [2020-12-17 20:27:17,824 INFO L306 CDTParser]: Found 1 translation units. [2020-12-17 20:27:17,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i [2020-12-17 20:27:17,859 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9746d91c8/b9ff72ef70594aa3ad1315b83917ebc9/FLAGe71ec2bf8 [2020-12-17 20:27:18,047 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9746d91c8/b9ff72ef70594aa3ad1315b83917ebc9 [2020-12-17 20:27:18,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-17 20:27:18,054 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-12-17 20:27:18,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-17 20:27:18,058 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-17 20:27:18,062 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-17 20:27:18,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 08:27:18" (1/1) ... [2020-12-17 20:27:18,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac4032 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:18, skipping insertion in model container [2020-12-17 20:27:18,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 08:27:18" (1/1) ... [2020-12-17 20:27:18,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-17 20:27:18,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-17 20:27:18,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-17 20:27:18,779 INFO L203 MainTranslator]: Completed pre-run [2020-12-17 20:27:18,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-17 20:27:19,197 INFO L208 MainTranslator]: Completed translation [2020-12-17 20:27:19,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19 WrapperNode [2020-12-17 20:27:19,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-17 20:27:19,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-17 20:27:19,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-17 20:27:19,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-17 20:27:19,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,269 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-17 20:27:19,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-17 20:27:19,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-17 20:27:19,340 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-17 20:27:19,355 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,355 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,425 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (1/1) ... [2020-12-17 20:27:19,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-17 20:27:19,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-17 20:27:19,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-17 20:27:19,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-17 20:27:19,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (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 20:27:19,517 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-17 20:27:19,517 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-17 20:27:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-17 20:27:19,518 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-17 20:27:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-17 20:27:19,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-17 20:27:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-17 20:27:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-17 20:27:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-12-17 20:27:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-17 20:27:19,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-17 20:27:19,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-17 20:27:19,523 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 20:27:20,220 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-17 20:27:20,221 INFO L298 CfgBuilder]: Removed 24 assume(true) statements. [2020-12-17 20:27:20,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 08:27:20 BoogieIcfgContainer [2020-12-17 20:27:20,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-17 20:27:20,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-17 20:27:20,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-17 20:27:20,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-17 20:27:20,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 08:27:18" (1/3) ... [2020-12-17 20:27:20,231 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c157918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 08:27:20, skipping insertion in model container [2020-12-17 20:27:20,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 08:27:19" (2/3) ... [2020-12-17 20:27:20,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c157918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 08:27:20, skipping insertion in model container [2020-12-17 20:27:20,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 08:27:20" (3/3) ... [2020-12-17 20:27:20,234 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2020-12-17 20:27:20,254 WARN L168 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-12-17 20:27:20,254 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-17 20:27:20,259 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-12-17 20:27:20,260 INFO L351 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-12-17 20:27:20,315 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,316 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,316 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,316 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,316 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,316 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,317 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,317 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,317 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,317 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,318 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,318 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,318 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,318 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,319 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,319 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,319 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,319 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,320 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,320 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,320 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,320 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,320 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,321 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,321 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,321 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,321 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,321 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,322 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,322 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,323 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,323 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,324 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,324 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,325 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,325 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,325 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,326 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,326 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,326 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,326 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,326 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,327 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,327 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,327 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,327 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,327 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,328 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,328 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,328 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,328 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,329 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,329 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,329 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,329 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,330 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,330 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,330 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,330 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,330 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,331 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,331 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,331 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,331 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,332 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,332 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,332 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,332 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,332 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,333 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,333 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,333 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,333 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,334 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,334 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,334 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,334 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,335 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,335 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,335 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,335 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,335 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,336 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,336 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,336 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,336 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,337 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,337 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,337 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,338 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,338 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,338 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,338 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,338 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,339 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,339 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,339 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,339 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,340 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,340 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,340 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,340 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,341 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,341 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,341 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,341 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,342 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,342 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,342 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,342 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,343 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,343 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,343 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,343 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,344 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,344 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,344 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,344 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,345 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,345 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,345 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,345 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,345 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,346 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,346 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,346 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,346 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,346 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,347 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,347 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,347 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,348 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,349 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,350 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,350 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,350 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,350 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,351 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,351 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,351 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,351 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,351 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,352 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,352 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,352 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,352 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,353 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,353 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,353 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,354 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,354 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,354 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,354 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,354 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,355 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,355 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,355 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,355 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,355 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,356 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,356 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,356 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,356 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,356 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,357 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,357 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,357 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,357 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,357 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,358 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,358 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,358 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,358 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,358 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,359 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,359 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,359 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,359 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,359 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,360 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,360 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,360 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,360 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,360 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,361 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,361 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,361 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,361 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,361 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,362 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,362 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,362 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,362 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,363 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,363 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,363 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,363 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,363 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,364 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,364 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,364 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,364 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,365 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,365 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,365 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,365 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,365 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,366 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,366 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,366 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,366 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,367 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,367 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,367 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,367 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,367 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,368 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,368 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,368 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,368 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,369 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,369 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,369 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,369 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,370 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,370 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,370 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,370 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,370 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,371 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,371 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,371 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,371 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,372 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,372 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,372 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,372 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,372 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,373 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,373 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,373 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,373 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,373 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,374 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,374 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,374 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,374 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,375 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,375 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,375 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,375 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,375 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,376 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,376 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,376 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,376 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,376 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,377 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,377 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,377 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,377 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,377 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,378 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,378 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,378 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,378 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,378 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,378 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,379 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,379 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,380 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,380 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,380 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,380 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,380 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,380 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,381 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,381 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,381 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,381 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,381 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,381 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,382 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,382 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,382 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,382 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,382 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,383 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,383 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,383 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,383 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,383 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,384 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,384 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,384 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,384 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,384 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,385 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,385 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,385 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,385 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,385 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,386 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,386 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,386 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,386 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,386 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,387 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,387 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,387 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,387 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,387 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,388 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,388 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,388 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,388 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,388 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,389 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,389 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,389 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,389 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,389 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,390 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,390 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,390 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,390 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,391 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,391 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,391 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,391 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,391 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,392 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,392 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,392 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,392 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,392 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,393 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,393 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,393 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,393 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,394 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,394 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,394 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,394 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,394 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,395 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,395 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,395 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,395 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,396 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,396 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,396 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,396 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,396 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,397 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,397 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,397 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,397 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,397 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,398 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,398 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,398 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,398 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,398 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,399 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,399 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,399 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,399 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,399 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,400 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,401 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,401 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,401 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,401 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,401 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,403 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,403 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,403 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,404 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,404 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,404 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,404 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,404 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,405 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,405 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,405 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,405 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,405 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,406 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,406 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,406 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,406 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,406 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,407 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,407 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,407 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,407 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,408 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,408 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,408 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,408 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,409 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,409 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,409 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,409 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,409 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,410 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,410 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,410 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,410 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,410 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,410 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,411 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,411 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,411 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,411 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,411 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,411 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,412 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,412 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,412 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,412 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,412 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,412 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,413 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,413 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,413 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,413 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,413 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,413 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,414 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,414 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,414 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,414 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,414 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,414 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,415 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,415 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,415 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,415 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,415 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,416 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,416 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,416 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,416 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,416 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,416 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,417 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,417 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,417 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,417 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,417 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,418 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,418 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,418 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,418 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,418 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,418 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,419 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,419 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,419 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,419 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,419 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,420 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,420 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,420 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,420 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,420 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,421 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,421 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,421 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,421 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,421 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,422 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,422 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,422 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,422 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,423 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,423 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,423 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,423 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,423 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,424 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,424 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,424 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,424 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,424 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,425 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,425 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,425 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,425 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,425 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,425 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,426 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,426 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,426 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,426 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,427 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,427 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,427 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,428 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,428 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,429 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,429 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,429 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,429 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,429 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,430 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,430 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,430 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,430 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,430 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,431 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,431 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,431 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,431 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,431 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,431 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,432 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,432 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,432 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,432 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,432 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,433 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,433 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,433 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,433 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,433 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,434 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,434 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,435 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,435 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,435 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,435 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,435 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,436 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,436 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,436 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,436 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,437 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,437 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,437 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,437 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,437 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,437 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,438 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,438 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,438 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,438 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,439 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,439 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,439 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,439 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,441 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,442 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,442 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,442 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,442 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,442 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,443 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,443 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,443 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~mem50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,443 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,443 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~ret63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,444 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,444 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,444 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,444 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,444 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,445 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,445 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,445 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,445 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,445 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,445 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork0_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,446 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,446 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork0_#t~mem64| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,454 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,454 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~nondet35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,455 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,455 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,456 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,456 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,457 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,457 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~ret56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,458 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,459 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~post57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,459 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,459 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork1_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_empty_#t~mem33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,460 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,461 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork1_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-12-17 20:27:20,468 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-12-17 20:27:20,483 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-12-17 20:27:20,507 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-17 20:27:20,508 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-17 20:27:20,508 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-17 20:27:20,508 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-17 20:27:20,508 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-17 20:27:20,508 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-17 20:27:20,508 INFO L383 AbstractCegarLoop]: Minimize is NONE [2020-12-17 20:27:20,509 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-17 20:27:20,528 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 250 places, 263 transitions, 548 flow [2020-12-17 20:27:21,920 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 19204 states, 19199 states have (on average 2.7913953851763114) internal successors, (53592), 19203 states have internal predecessors, (53592), 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 20:27:21,971 INFO L276 IsEmpty]: Start isEmpty. Operand has 19204 states, 19199 states have (on average 2.7913953851763114) internal successors, (53592), 19203 states have internal predecessors, (53592), 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 20:27:21,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-17 20:27:21,979 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:21,980 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] [2020-12-17 20:27:21,981 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:21,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:21,987 INFO L82 PathProgramCache]: Analyzing trace with hash -709121994, now seen corresponding path program 1 times [2020-12-17 20:27:21,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:21,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184802200] [2020-12-17 20:27:21,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:22,288 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 20:27:22,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184802200] [2020-12-17 20:27:22,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:22,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-17 20:27:22,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522842090] [2020-12-17 20:27:22,295 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-17 20:27:22,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:22,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-17 20:27:22,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-17 20:27:22,355 INFO L87 Difference]: Start difference. First operand has 19204 states, 19199 states have (on average 2.7913953851763114) internal successors, (53592), 19203 states have internal predecessors, (53592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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 20:27:22,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:22,848 INFO L93 Difference]: Finished difference Result 18201 states and 49385 transitions. [2020-12-17 20:27:22,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-17 20:27:22,849 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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 50 [2020-12-17 20:27:22,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:22,852 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-17 20:27:22,852 INFO L78 Accepts]: Start accepts. Automaton has 18201 states and 49385 transitions. Word has length 50 [2020-12-17 20:27:22,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:22,853 INFO L481 AbstractCegarLoop]: Abstraction has 18201 states and 49385 transitions. [2020-12-17 20:27:22,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 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 20:27:22,854 INFO L276 IsEmpty]: Start isEmpty. Operand 18201 states and 49385 transitions. [2020-12-17 20:27:22,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-17 20:27:22,870 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:22,871 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:27:22,871 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-17 20:27:22,871 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:22,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:22,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1894571692, now seen corresponding path program 1 times [2020-12-17 20:27:22,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:22,873 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820480285] [2020-12-17 20:27:22,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:22,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:23,342 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 20:27:23,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820480285] [2020-12-17 20:27:23,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:23,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-12-17 20:27:23,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313762985] [2020-12-17 20:27:23,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-12-17 20:27:23,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:23,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-12-17 20:27:23,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-12-17 20:27:23,346 INFO L87 Difference]: Start difference. First operand 18201 states and 49385 transitions. Second operand has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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 20:27:24,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:24,121 INFO L93 Difference]: Finished difference Result 18198 states and 49381 transitions. [2020-12-17 20:27:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-12-17 20:27:24,122 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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 83 [2020-12-17 20:27:24,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:24,124 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=135, Invalid=285, Unknown=0, NotChecked=0, Total=420 [2020-12-17 20:27:24,124 INFO L78 Accepts]: Start accepts. Automaton has 18198 states and 49381 transitions. Word has length 83 [2020-12-17 20:27:24,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:24,125 INFO L481 AbstractCegarLoop]: Abstraction has 18198 states and 49381 transitions. [2020-12-17 20:27:24,125 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 6.916666666666667) internal successors, (83), 12 states have internal predecessors, (83), 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 20:27:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 18198 states and 49381 transitions. [2020-12-17 20:27:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-17 20:27:24,133 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:24,133 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-17 20:27:24,133 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-17 20:27:24,134 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:24,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:24,134 INFO L82 PathProgramCache]: Analyzing trace with hash 1459317664, now seen corresponding path program 1 times [2020-12-17 20:27:24,135 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:24,135 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525456180] [2020-12-17 20:27:24,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:24,227 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 20:27:24,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525456180] [2020-12-17 20:27:24,228 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:24,228 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-17 20:27:24,228 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539108153] [2020-12-17 20:27:24,229 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-17 20:27:24,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:24,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-17 20:27:24,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-17 20:27:24,230 INFO L87 Difference]: Start difference. First operand 18198 states and 49381 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 20:27:24,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:24,380 INFO L93 Difference]: Finished difference Result 18030 states and 48763 transitions. [2020-12-17 20:27:24,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-17 20:27:24,381 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 84 [2020-12-17 20:27:24,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:24,384 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-17 20:27:24,384 INFO L78 Accepts]: Start accepts. Automaton has 18030 states and 48763 transitions. Word has length 84 [2020-12-17 20:27:24,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:24,385 INFO L481 AbstractCegarLoop]: Abstraction has 18030 states and 48763 transitions. [2020-12-17 20:27:24,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 20:27:24,385 INFO L276 IsEmpty]: Start isEmpty. Operand 18030 states and 48763 transitions. [2020-12-17 20:27:24,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-17 20:27:24,399 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:24,400 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, 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 20:27:24,400 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-17 20:27:24,400 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:24,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:24,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1721777664, now seen corresponding path program 1 times [2020-12-17 20:27:24,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:24,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752817379] [2020-12-17 20:27:24,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:24,675 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 20:27:24,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752817379] [2020-12-17 20:27:24,676 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:24,676 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-17 20:27:24,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270413391] [2020-12-17 20:27:24,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-17 20:27:24,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:24,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-17 20:27:24,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-17 20:27:24,678 INFO L87 Difference]: Start difference. First operand 18030 states and 48763 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 20:27:24,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:24,793 INFO L93 Difference]: Finished difference Result 12888 states and 34321 transitions. [2020-12-17 20:27:24,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-17 20:27:24,794 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 90 [2020-12-17 20:27:24,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:24,796 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-17 20:27:24,796 INFO L78 Accepts]: Start accepts. Automaton has 12888 states and 34321 transitions. Word has length 90 [2020-12-17 20:27:24,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:24,798 INFO L481 AbstractCegarLoop]: Abstraction has 12888 states and 34321 transitions. [2020-12-17 20:27:24,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 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 20:27:24,798 INFO L276 IsEmpty]: Start isEmpty. Operand 12888 states and 34321 transitions. [2020-12-17 20:27:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-17 20:27:24,806 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:24,807 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, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:24,807 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-17 20:27:24,807 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:24,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:24,808 INFO L82 PathProgramCache]: Analyzing trace with hash 296778869, now seen corresponding path program 1 times [2020-12-17 20:27:24,808 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:24,808 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952248332] [2020-12-17 20:27:24,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:24,942 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 20:27:24,942 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952248332] [2020-12-17 20:27:24,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:24,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-17 20:27:24,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095648601] [2020-12-17 20:27:24,944 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-17 20:27:24,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:24,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-17 20:27:24,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-17 20:27:24,946 INFO L87 Difference]: Start difference. First operand 12888 states and 34321 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 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 20:27:25,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:25,050 INFO L93 Difference]: Finished difference Result 23037 states and 61551 transitions. [2020-12-17 20:27:25,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-17 20:27:25,050 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 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 99 [2020-12-17 20:27:25,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:25,052 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-17 20:27:25,052 INFO L78 Accepts]: Start accepts. Automaton has 23037 states and 61551 transitions. Word has length 99 [2020-12-17 20:27:25,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:25,054 INFO L481 AbstractCegarLoop]: Abstraction has 23037 states and 61551 transitions. [2020-12-17 20:27:25,054 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 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 20:27:25,054 INFO L276 IsEmpty]: Start isEmpty. Operand 23037 states and 61551 transitions. [2020-12-17 20:27:25,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-17 20:27:25,064 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:25,064 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:25,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-17 20:27:25,065 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:25,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:25,065 INFO L82 PathProgramCache]: Analyzing trace with hash 1622088561, now seen corresponding path program 1 times [2020-12-17 20:27:25,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:25,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43385040] [2020-12-17 20:27:25,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:25,623 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 20:27:25,623 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43385040] [2020-12-17 20:27:25,623 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:25,623 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-12-17 20:27:25,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614629091] [2020-12-17 20:27:25,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-12-17 20:27:25,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:25,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-12-17 20:27:25,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-12-17 20:27:25,627 INFO L87 Difference]: Start difference. First operand 23037 states and 61551 transitions. Second operand has 14 states, 14 states have (on average 7.142857142857143) internal successors, (100), 14 states have internal predecessors, (100), 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 20:27:26,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:26,686 INFO L93 Difference]: Finished difference Result 23125 states and 61781 transitions. [2020-12-17 20:27:26,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-12-17 20:27:26,687 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 7.142857142857143) internal successors, (100), 14 states have internal predecessors, (100), 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 100 [2020-12-17 20:27:26,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:26,688 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=170, Invalid=430, Unknown=0, NotChecked=0, Total=600 [2020-12-17 20:27:26,688 INFO L78 Accepts]: Start accepts. Automaton has 23125 states and 61781 transitions. Word has length 100 [2020-12-17 20:27:26,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:26,689 INFO L481 AbstractCegarLoop]: Abstraction has 23125 states and 61781 transitions. [2020-12-17 20:27:26,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 7.142857142857143) internal successors, (100), 14 states have internal predecessors, (100), 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 20:27:26,689 INFO L276 IsEmpty]: Start isEmpty. Operand 23125 states and 61781 transitions. [2020-12-17 20:27:26,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-17 20:27:26,698 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:26,698 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:26,698 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-17 20:27:26,698 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:26,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:26,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1635000021, now seen corresponding path program 1 times [2020-12-17 20:27:26,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:26,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444114527] [2020-12-17 20:27:26,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:27,354 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 20:27:27,355 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444114527] [2020-12-17 20:27:27,355 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:27,355 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-12-17 20:27:27,355 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374075104] [2020-12-17 20:27:27,356 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-12-17 20:27:27,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:27,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-12-17 20:27:27,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-12-17 20:27:27,357 INFO L87 Difference]: Start difference. First operand 23125 states and 61781 transitions. Second operand has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 20:27:28,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:28,983 INFO L93 Difference]: Finished difference Result 27109 states and 72281 transitions. [2020-12-17 20:27:28,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-12-17 20:27:28,983 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 102 [2020-12-17 20:27:28,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:28,984 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=280, Invalid=842, Unknown=0, NotChecked=0, Total=1122 [2020-12-17 20:27:28,985 INFO L78 Accepts]: Start accepts. Automaton has 27109 states and 72281 transitions. Word has length 102 [2020-12-17 20:27:28,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:28,985 INFO L481 AbstractCegarLoop]: Abstraction has 27109 states and 72281 transitions. [2020-12-17 20:27:28,985 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 20:27:28,985 INFO L276 IsEmpty]: Start isEmpty. Operand 27109 states and 72281 transitions. [2020-12-17 20:27:28,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-17 20:27:28,994 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:28,994 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:28,995 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-17 20:27:28,995 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:28,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:28,995 INFO L82 PathProgramCache]: Analyzing trace with hash -1044468409, now seen corresponding path program 2 times [2020-12-17 20:27:28,996 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:28,996 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396560857] [2020-12-17 20:27:28,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:29,517 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 20:27:29,518 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396560857] [2020-12-17 20:27:29,518 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:29,518 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-12-17 20:27:29,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796951051] [2020-12-17 20:27:29,519 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-12-17 20:27:29,519 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:29,519 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-12-17 20:27:29,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-12-17 20:27:29,520 INFO L87 Difference]: Start difference. First operand 27109 states and 72281 transitions. Second operand has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 20:27:31,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:31,223 INFO L93 Difference]: Finished difference Result 27661 states and 73721 transitions. [2020-12-17 20:27:31,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-12-17 20:27:31,224 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 102 [2020-12-17 20:27:31,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:31,225 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=277, Invalid=779, Unknown=0, NotChecked=0, Total=1056 [2020-12-17 20:27:31,225 INFO L78 Accepts]: Start accepts. Automaton has 27661 states and 73721 transitions. Word has length 102 [2020-12-17 20:27:31,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:31,225 INFO L481 AbstractCegarLoop]: Abstraction has 27661 states and 73721 transitions. [2020-12-17 20:27:31,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 20:27:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 27661 states and 73721 transitions. [2020-12-17 20:27:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-17 20:27:31,238 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:31,238 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:31,238 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-17 20:27:31,238 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:31,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:31,239 INFO L82 PathProgramCache]: Analyzing trace with hash 198319295, now seen corresponding path program 3 times [2020-12-17 20:27:31,239 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:31,239 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340134237] [2020-12-17 20:27:31,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:31,758 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 20:27:31,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340134237] [2020-12-17 20:27:31,759 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:31,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-12-17 20:27:31,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258268960] [2020-12-17 20:27:31,759 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-12-17 20:27:31,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:31,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-12-17 20:27:31,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2020-12-17 20:27:31,761 INFO L87 Difference]: Start difference. First operand 27661 states and 73721 transitions. Second operand has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 20:27:32,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:32,957 INFO L93 Difference]: Finished difference Result 27293 states and 72715 transitions. [2020-12-17 20:27:32,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-12-17 20:27:32,957 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 102 [2020-12-17 20:27:32,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:32,958 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=209, Invalid=603, Unknown=0, NotChecked=0, Total=812 [2020-12-17 20:27:32,958 INFO L78 Accepts]: Start accepts. Automaton has 27293 states and 72715 transitions. Word has length 102 [2020-12-17 20:27:32,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:32,959 INFO L481 AbstractCegarLoop]: Abstraction has 27293 states and 72715 transitions. [2020-12-17 20:27:32,959 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 6.0) internal successors, (102), 17 states have internal predecessors, (102), 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 20:27:32,959 INFO L276 IsEmpty]: Start isEmpty. Operand 27293 states and 72715 transitions. [2020-12-17 20:27:32,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-17 20:27:32,969 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:32,969 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:33,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-17 20:27:33,047 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:33,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:33,048 INFO L82 PathProgramCache]: Analyzing trace with hash 1440435735, now seen corresponding path program 1 times [2020-12-17 20:27:33,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:33,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703047231] [2020-12-17 20:27:33,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:34,167 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 20:27:34,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703047231] [2020-12-17 20:27:34,167 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:34,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-12-17 20:27:34,168 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377010573] [2020-12-17 20:27:34,168 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-12-17 20:27:34,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:34,169 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-12-17 20:27:34,169 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=578, Unknown=0, NotChecked=0, Total=650 [2020-12-17 20:27:34,170 INFO L87 Difference]: Start difference. First operand 27293 states and 72715 transitions. Second operand has 26 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 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 20:27:34,855 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 43 [2020-12-17 20:27:36,012 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 47 [2020-12-17 20:27:37,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:37,406 INFO L93 Difference]: Finished difference Result 27113 states and 72373 transitions. [2020-12-17 20:27:37,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-12-17 20:27:37,407 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 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 104 [2020-12-17 20:27:37,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:37,408 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 518 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2020-12-17 20:27:37,409 INFO L78 Accepts]: Start accepts. Automaton has 27113 states and 72373 transitions. Word has length 104 [2020-12-17 20:27:37,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:37,409 INFO L481 AbstractCegarLoop]: Abstraction has 27113 states and 72373 transitions. [2020-12-17 20:27:37,409 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 4.0) internal successors, (104), 26 states have internal predecessors, (104), 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 20:27:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 27113 states and 72373 transitions. [2020-12-17 20:27:37,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-17 20:27:37,420 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:37,420 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:37,420 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-17 20:27:37,421 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:37,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:37,421 INFO L82 PathProgramCache]: Analyzing trace with hash -1679294597, now seen corresponding path program 1 times [2020-12-17 20:27:37,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:37,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133372309] [2020-12-17 20:27:37,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:37,757 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 18 [2020-12-17 20:27:38,967 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 20:27:38,967 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133372309] [2020-12-17 20:27:38,967 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:38,968 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2020-12-17 20:27:38,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92082763] [2020-12-17 20:27:38,968 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-12-17 20:27:38,968 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:38,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-12-17 20:27:38,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=677, Unknown=0, NotChecked=0, Total=756 [2020-12-17 20:27:38,970 INFO L87 Difference]: Start difference. First operand 27113 states and 72373 transitions. Second operand has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 20:27:40,066 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-12-17 20:27:40,480 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 44 [2020-12-17 20:27:40,663 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2020-12-17 20:27:40,982 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 46 [2020-12-17 20:27:41,168 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 50 [2020-12-17 20:27:41,953 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2020-12-17 20:27:43,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:43,309 INFO L93 Difference]: Finished difference Result 30416 states and 81005 transitions. [2020-12-17 20:27:43,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-12-17 20:27:43,310 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 106 [2020-12-17 20:27:43,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:43,312 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 804 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=593, Invalid=2713, Unknown=0, NotChecked=0, Total=3306 [2020-12-17 20:27:43,312 INFO L78 Accepts]: Start accepts. Automaton has 30416 states and 81005 transitions. Word has length 106 [2020-12-17 20:27:43,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:43,312 INFO L481 AbstractCegarLoop]: Abstraction has 30416 states and 81005 transitions. [2020-12-17 20:27:43,312 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 20:27:43,313 INFO L276 IsEmpty]: Start isEmpty. Operand 30416 states and 81005 transitions. [2020-12-17 20:27:43,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-17 20:27:43,319 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:43,319 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:43,320 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-17 20:27:43,320 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:43,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:43,321 INFO L82 PathProgramCache]: Analyzing trace with hash -1369767815, now seen corresponding path program 2 times [2020-12-17 20:27:43,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:43,321 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194928298] [2020-12-17 20:27:43,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:43,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:44,625 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 20:27:44,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194928298] [2020-12-17 20:27:44,626 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:44,626 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2020-12-17 20:27:44,626 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955629677] [2020-12-17 20:27:44,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-12-17 20:27:44,627 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:44,627 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-12-17 20:27:44,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=679, Unknown=0, NotChecked=0, Total=756 [2020-12-17 20:27:44,628 INFO L87 Difference]: Start difference. First operand 30416 states and 81005 transitions. Second operand has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 20:27:45,623 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 49 [2020-12-17 20:27:45,780 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-12-17 20:27:46,408 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 44 [2020-12-17 20:27:46,603 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 46 [2020-12-17 20:27:46,933 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 46 [2020-12-17 20:27:47,227 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 50 [2020-12-17 20:27:49,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:49,109 INFO L93 Difference]: Finished difference Result 31985 states and 85105 transitions. [2020-12-17 20:27:49,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-12-17 20:27:49,109 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 106 [2020-12-17 20:27:49,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:49,111 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 830 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=667, Invalid=2993, Unknown=0, NotChecked=0, Total=3660 [2020-12-17 20:27:49,111 INFO L78 Accepts]: Start accepts. Automaton has 31985 states and 85105 transitions. Word has length 106 [2020-12-17 20:27:49,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:49,111 INFO L481 AbstractCegarLoop]: Abstraction has 31985 states and 85105 transitions. [2020-12-17 20:27:49,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 20:27:49,112 INFO L276 IsEmpty]: Start isEmpty. Operand 31985 states and 85105 transitions. [2020-12-17 20:27:49,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-17 20:27:49,120 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:49,120 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:49,121 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-17 20:27:49,121 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:49,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:49,121 INFO L82 PathProgramCache]: Analyzing trace with hash 518636183, now seen corresponding path program 3 times [2020-12-17 20:27:49,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:49,122 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851757791] [2020-12-17 20:27:49,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:50,439 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 20:27:50,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851757791] [2020-12-17 20:27:50,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:50,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2020-12-17 20:27:50,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292133166] [2020-12-17 20:27:50,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-12-17 20:27:50,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:50,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-12-17 20:27:50,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=679, Unknown=0, NotChecked=0, Total=756 [2020-12-17 20:27:50,442 INFO L87 Difference]: Start difference. First operand 31985 states and 85105 transitions. Second operand has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 20:27:51,559 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 50 [2020-12-17 20:27:52,708 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 46 [2020-12-17 20:27:52,889 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 50 [2020-12-17 20:27:53,813 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2020-12-17 20:27:54,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:54,447 INFO L93 Difference]: Finished difference Result 19737 states and 52177 transitions. [2020-12-17 20:27:54,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-12-17 20:27:54,448 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 106 [2020-12-17 20:27:54,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:54,449 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=596, Invalid=2596, Unknown=0, NotChecked=0, Total=3192 [2020-12-17 20:27:54,449 INFO L78 Accepts]: Start accepts. Automaton has 19737 states and 52177 transitions. Word has length 106 [2020-12-17 20:27:54,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:54,450 INFO L481 AbstractCegarLoop]: Abstraction has 19737 states and 52177 transitions. [2020-12-17 20:27:54,450 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.7857142857142856) internal successors, (106), 28 states have internal predecessors, (106), 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 20:27:54,450 INFO L276 IsEmpty]: Start isEmpty. Operand 19737 states and 52177 transitions. [2020-12-17 20:27:54,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-12-17 20:27:54,469 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:54,469 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:54,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-17 20:27:54,470 INFO L429 AbstractCegarLoop]: === Iteration 14 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:54,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:54,470 INFO L82 PathProgramCache]: Analyzing trace with hash -1493529709, now seen corresponding path program 1 times [2020-12-17 20:27:54,470 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:54,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649366349] [2020-12-17 20:27:54,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:54,534 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 20:27:54,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649366349] [2020-12-17 20:27:54,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:54,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-17 20:27:54,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718439303] [2020-12-17 20:27:54,535 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-17 20:27:54,535 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:54,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-17 20:27:54,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-17 20:27:54,536 INFO L87 Difference]: Start difference. First operand 19737 states and 52177 transitions. Second operand has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 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 20:27:54,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:54,602 INFO L93 Difference]: Finished difference Result 11850 states and 29698 transitions. [2020-12-17 20:27:54,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-17 20:27:54,603 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 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 172 [2020-12-17 20:27:54,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:54,603 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-17 20:27:54,603 INFO L78 Accepts]: Start accepts. Automaton has 11850 states and 29698 transitions. Word has length 172 [2020-12-17 20:27:54,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:54,604 INFO L481 AbstractCegarLoop]: Abstraction has 11850 states and 29698 transitions. [2020-12-17 20:27:54,604 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 57.333333333333336) internal successors, (172), 3 states have internal predecessors, (172), 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 20:27:54,604 INFO L276 IsEmpty]: Start isEmpty. Operand 11850 states and 29698 transitions. [2020-12-17 20:27:54,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-12-17 20:27:54,622 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:54,622 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:54,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-17 20:27:54,624 INFO L429 AbstractCegarLoop]: === Iteration 15 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:54,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:54,624 INFO L82 PathProgramCache]: Analyzing trace with hash 2003117961, now seen corresponding path program 1 times [2020-12-17 20:27:54,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:54,625 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432535153] [2020-12-17 20:27:54,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:27:55,701 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 20:27:55,701 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432535153] [2020-12-17 20:27:55,702 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:27:55,702 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-12-17 20:27:55,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483562321] [2020-12-17 20:27:55,702 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-12-17 20:27:55,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:27:55,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-12-17 20:27:55,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=556, Unknown=0, NotChecked=0, Total=650 [2020-12-17 20:27:55,703 INFO L87 Difference]: Start difference. First operand 11850 states and 29698 transitions. Second operand has 26 states, 26 states have (on average 6.653846153846154) internal successors, (173), 26 states have internal predecessors, (173), 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 20:27:59,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:27:59,105 INFO L93 Difference]: Finished difference Result 12090 states and 30280 transitions. [2020-12-17 20:27:59,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-12-17 20:27:59,106 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 6.653846153846154) internal successors, (173), 26 states have internal predecessors, (173), 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 173 [2020-12-17 20:27:59,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:27:59,108 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 624 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=620, Invalid=2242, Unknown=0, NotChecked=0, Total=2862 [2020-12-17 20:27:59,108 INFO L78 Accepts]: Start accepts. Automaton has 12090 states and 30280 transitions. Word has length 173 [2020-12-17 20:27:59,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:27:59,108 INFO L481 AbstractCegarLoop]: Abstraction has 12090 states and 30280 transitions. [2020-12-17 20:27:59,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 6.653846153846154) internal successors, (173), 26 states have internal predecessors, (173), 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 20:27:59,109 INFO L276 IsEmpty]: Start isEmpty. Operand 12090 states and 30280 transitions. [2020-12-17 20:27:59,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-12-17 20:27:59,119 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:27:59,119 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:27:59,119 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-17 20:27:59,120 INFO L429 AbstractCegarLoop]: === Iteration 16 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:27:59,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:27:59,120 INFO L82 PathProgramCache]: Analyzing trace with hash 1137732526, now seen corresponding path program 1 times [2020-12-17 20:27:59,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:27:59,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875136164] [2020-12-17 20:27:59,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:27:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:28:00,203 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 22 [2020-12-17 20:28:01,871 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 20:28:01,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875136164] [2020-12-17 20:28:01,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:28:01,871 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2020-12-17 20:28:01,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872905117] [2020-12-17 20:28:01,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-12-17 20:28:01,872 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:28:01,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-12-17 20:28:01,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=978, Unknown=0, NotChecked=0, Total=1122 [2020-12-17 20:28:01,874 INFO L87 Difference]: Start difference. First operand 12090 states and 30280 transitions. Second operand has 34 states, 34 states have (on average 5.205882352941177) internal successors, (177), 34 states have internal predecessors, (177), 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 20:28:02,909 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 50 [2020-12-17 20:28:03,076 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 50 [2020-12-17 20:28:03,669 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 51 [2020-12-17 20:28:04,302 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 52 [2020-12-17 20:28:04,483 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 51 [2020-12-17 20:28:05,388 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 55 [2020-12-17 20:28:06,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:28:06,969 INFO L93 Difference]: Finished difference Result 13842 states and 34694 transitions. [2020-12-17 20:28:06,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-12-17 20:28:06,970 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 5.205882352941177) internal successors, (177), 34 states have internal predecessors, (177), 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 177 [2020-12-17 20:28:06,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:28:06,973 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 8 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1333 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=880, Invalid=3812, Unknown=0, NotChecked=0, Total=4692 [2020-12-17 20:28:06,973 INFO L78 Accepts]: Start accepts. Automaton has 13842 states and 34694 transitions. Word has length 177 [2020-12-17 20:28:06,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:28:06,973 INFO L481 AbstractCegarLoop]: Abstraction has 13842 states and 34694 transitions. [2020-12-17 20:28:06,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 5.205882352941177) internal successors, (177), 34 states have internal predecessors, (177), 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 20:28:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 13842 states and 34694 transitions. [2020-12-17 20:28:06,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:28:06,982 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:28:06,982 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:28:06,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-17 20:28:06,982 INFO L429 AbstractCegarLoop]: === Iteration 17 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:28:06,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:28:06,983 INFO L82 PathProgramCache]: Analyzing trace with hash -1994799149, now seen corresponding path program 1 times [2020-12-17 20:28:06,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:28:06,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604756464] [2020-12-17 20:28:06,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:28:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:28:08,004 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:28:08,218 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:28:08,529 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:28:08,818 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:28:09,029 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:28:09,315 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:28:09,858 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:28:10,286 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:28:11,025 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 36 [2020-12-17 20:28:11,461 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-12-17 20:28:12,033 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2020-12-17 20:28:12,222 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2020-12-17 20:28:12,496 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 27 [2020-12-17 20:28:13,117 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2020-12-17 20:28:14,402 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-17 20:28:14,679 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:28:14,932 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2020-12-17 20:28:17,193 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 20:28:17,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604756464] [2020-12-17 20:28:17,194 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:28:17,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:28:17,194 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466911904] [2020-12-17 20:28:17,195 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:28:17,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:28:17,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:28:17,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2360, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:28:17,197 INFO L87 Difference]: Start difference. First operand 13842 states and 34694 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:28:19,147 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:28:19,456 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:28:19,798 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:28:21,187 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 46 [2020-12-17 20:28:21,542 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2020-12-17 20:28:22,007 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 51 [2020-12-17 20:28:22,698 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 72 [2020-12-17 20:28:23,425 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 70 [2020-12-17 20:28:25,349 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-12-17 20:28:27,050 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-12-17 20:28:27,620 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2020-12-17 20:28:28,042 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-12-17 20:28:28,638 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2020-12-17 20:28:29,177 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-12-17 20:28:29,692 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:28:30,798 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 63 [2020-12-17 20:28:31,487 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2020-12-17 20:28:32,055 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:28:32,722 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-17 20:28:33,307 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:28:33,890 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:28:34,202 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:28:36,746 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:28:37,357 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:28:37,643 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:28:38,328 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:28:38,811 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:28:39,451 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:28:41,327 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:28:41,674 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:28:42,570 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:28:43,205 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:28:44,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:28:44,894 INFO L93 Difference]: Finished difference Result 18360 states and 45740 transitions. [2020-12-17 20:28:44,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2020-12-17 20:28:44,895 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:28:44,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:28:44,902 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 7 SyntacticMatches, 14 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4458 ImplicationChecksByTransitivity, 23.4s TimeCoverageRelationStatistics Valid=1545, Invalid=14457, Unknown=0, NotChecked=0, Total=16002 [2020-12-17 20:28:44,902 INFO L78 Accepts]: Start accepts. Automaton has 18360 states and 45740 transitions. Word has length 181 [2020-12-17 20:28:44,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:28:44,903 INFO L481 AbstractCegarLoop]: Abstraction has 18360 states and 45740 transitions. [2020-12-17 20:28:44,903 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:28:44,903 INFO L276 IsEmpty]: Start isEmpty. Operand 18360 states and 45740 transitions. [2020-12-17 20:28:44,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:28:44,921 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:28:44,922 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:28:44,922 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-17 20:28:44,922 INFO L429 AbstractCegarLoop]: === Iteration 18 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:28:44,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:28:44,923 INFO L82 PathProgramCache]: Analyzing trace with hash -2133978695, now seen corresponding path program 2 times [2020-12-17 20:28:44,923 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:28:44,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176621029] [2020-12-17 20:28:44,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:28:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:28:46,012 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:28:46,344 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:28:46,858 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:28:47,284 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:28:47,606 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:28:47,949 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:28:48,758 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:28:49,407 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:28:50,550 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:28:51,056 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-12-17 20:28:51,221 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2020-12-17 20:28:51,378 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2020-12-17 20:28:51,625 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 36 [2020-12-17 20:28:51,809 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2020-12-17 20:28:52,055 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 27 [2020-12-17 20:28:52,232 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 32 [2020-12-17 20:28:53,871 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-17 20:28:54,180 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:28:54,455 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2020-12-17 20:28:57,003 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 20:28:57,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176621029] [2020-12-17 20:28:57,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:28:57,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:28:57,004 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628910088] [2020-12-17 20:28:57,004 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:28:57,004 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:28:57,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:28:57,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2360, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:28:57,006 INFO L87 Difference]: Start difference. First operand 18360 states and 45740 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:28:58,916 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:28:59,253 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:28:59,605 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:29:00,474 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 59 [2020-12-17 20:29:00,766 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-12-17 20:29:01,438 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2020-12-17 20:29:02,112 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 46 [2020-12-17 20:29:02,586 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 49 [2020-12-17 20:29:03,169 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 51 [2020-12-17 20:29:04,065 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 72 [2020-12-17 20:29:05,095 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 70 [2020-12-17 20:29:06,305 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-12-17 20:29:06,639 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2020-12-17 20:29:07,605 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-12-17 20:29:08,175 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2020-12-17 20:29:08,581 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-12-17 20:29:09,130 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2020-12-17 20:29:09,615 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-12-17 20:29:09,997 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:29:10,594 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 63 [2020-12-17 20:29:11,211 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2020-12-17 20:29:11,678 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:29:12,193 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-17 20:29:12,677 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:29:13,192 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:29:13,552 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:29:15,277 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-17 20:29:15,805 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:29:16,562 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:29:16,935 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:29:17,732 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:29:18,293 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:29:19,042 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:29:21,513 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:29:21,828 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:29:22,632 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:29:23,296 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:29:24,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:29:24,717 INFO L93 Difference]: Finished difference Result 22380 states and 55506 transitions. [2020-12-17 20:29:24,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2020-12-17 20:29:24,718 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:29:24,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:29:24,723 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 8 SyntacticMatches, 13 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4417 ImplicationChecksByTransitivity, 27.7s TimeCoverageRelationStatistics Valid=1548, Invalid=14454, Unknown=0, NotChecked=0, Total=16002 [2020-12-17 20:29:24,723 INFO L78 Accepts]: Start accepts. Automaton has 22380 states and 55506 transitions. Word has length 181 [2020-12-17 20:29:24,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:29:24,724 INFO L481 AbstractCegarLoop]: Abstraction has 22380 states and 55506 transitions. [2020-12-17 20:29:24,724 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:29:24,724 INFO L276 IsEmpty]: Start isEmpty. Operand 22380 states and 55506 transitions. [2020-12-17 20:29:24,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:29:24,745 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:29:24,745 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:29:24,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-17 20:29:24,746 INFO L429 AbstractCegarLoop]: === Iteration 19 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:29:24,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:29:24,746 INFO L82 PathProgramCache]: Analyzing trace with hash -717794221, now seen corresponding path program 3 times [2020-12-17 20:29:24,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:29:24,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770939166] [2020-12-17 20:29:24,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:29:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:29:25,753 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:29:26,073 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:29:26,515 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:29:26,908 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:29:27,218 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:29:27,542 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:29:28,265 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:29:28,883 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:29:29,906 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:29:30,110 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:29:30,310 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:29:30,594 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-12-17 20:29:30,818 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2020-12-17 20:29:31,142 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 29 [2020-12-17 20:29:31,371 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 27 [2020-12-17 20:29:31,606 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 32 [2020-12-17 20:29:33,761 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-17 20:29:34,136 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:29:34,484 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2020-12-17 20:29:37,796 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 20:29:37,796 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770939166] [2020-12-17 20:29:37,797 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:29:37,797 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:29:37,797 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831465325] [2020-12-17 20:29:37,797 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:29:37,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:29:37,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:29:37,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=189, Invalid=2361, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:29:37,799 INFO L87 Difference]: Start difference. First operand 22380 states and 55506 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:29:39,761 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:29:40,065 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:29:40,390 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:29:41,268 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 59 [2020-12-17 20:29:41,541 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-12-17 20:29:42,151 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 63 [2020-12-17 20:29:42,725 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2020-12-17 20:29:43,164 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2020-12-17 20:29:43,812 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 68 [2020-12-17 20:29:44,226 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2020-12-17 20:29:45,249 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2020-12-17 20:29:45,738 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-12-17 20:29:46,704 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-12-17 20:29:47,684 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-12-17 20:29:48,942 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2020-12-17 20:29:50,956 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 72 [2020-12-17 20:29:52,047 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 70 [2020-12-17 20:29:54,399 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 41 [2020-12-17 20:29:54,823 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-12-17 20:29:55,350 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2020-12-17 20:29:55,678 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2020-12-17 20:29:56,328 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-12-17 20:29:57,058 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-12-17 20:29:57,797 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2020-12-17 20:29:58,371 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-12-17 20:29:59,174 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2020-12-17 20:29:59,889 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-12-17 20:30:00,647 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:30:01,333 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 63 [2020-12-17 20:30:02,028 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2020-12-17 20:30:02,574 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:30:03,171 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-17 20:30:03,732 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:30:04,359 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:30:04,762 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:30:06,878 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-17 20:30:07,508 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:30:08,411 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:30:08,847 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:30:09,754 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:30:10,396 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:30:10,935 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:30:11,237 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:30:12,116 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-17 20:30:12,619 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:30:13,916 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:30:14,334 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:30:15,466 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:30:16,327 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:30:18,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:30:18,683 INFO L93 Difference]: Finished difference Result 26564 states and 65646 transitions. [2020-12-17 20:30:18,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2020-12-17 20:30:18,684 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:30:18,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:30:18,879 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 7 SyntacticMatches, 13 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5006 ImplicationChecksByTransitivity, 35.8s TimeCoverageRelationStatistics Valid=1726, Invalid=16096, Unknown=0, NotChecked=0, Total=17822 [2020-12-17 20:30:18,879 INFO L78 Accepts]: Start accepts. Automaton has 26564 states and 65646 transitions. Word has length 181 [2020-12-17 20:30:18,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:30:18,879 INFO L481 AbstractCegarLoop]: Abstraction has 26564 states and 65646 transitions. [2020-12-17 20:30:18,880 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:30:18,880 INFO L276 IsEmpty]: Start isEmpty. Operand 26564 states and 65646 transitions. [2020-12-17 20:30:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:30:18,907 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:30:18,907 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:30:18,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-17 20:30:18,908 INFO L429 AbstractCegarLoop]: === Iteration 20 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:30:18,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:30:18,911 INFO L82 PathProgramCache]: Analyzing trace with hash 852186259, now seen corresponding path program 4 times [2020-12-17 20:30:18,911 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:30:18,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449141841] [2020-12-17 20:30:18,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:30:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:30:20,118 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:30:20,417 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:30:20,900 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:30:21,371 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:30:21,740 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:30:22,149 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:30:22,936 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:30:23,615 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:30:24,756 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:30:24,991 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:30:25,226 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:30:25,533 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-12-17 20:30:25,799 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2020-12-17 20:30:26,158 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2020-12-17 20:30:26,428 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2020-12-17 20:30:27,315 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2020-12-17 20:30:27,562 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-12-17 20:30:27,831 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2020-12-17 20:30:28,499 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-12-17 20:30:28,769 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-12-17 20:30:29,207 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-17 20:30:29,669 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:30:30,086 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2020-12-17 20:30:33,647 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 20:30:33,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449141841] [2020-12-17 20:30:33,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:30:33,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:30:33,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85547946] [2020-12-17 20:30:33,649 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:30:33,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:30:33,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:30:33,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=200, Invalid=2350, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:30:33,651 INFO L87 Difference]: Start difference. First operand 26564 states and 65646 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:30:36,582 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 37 [2020-12-17 20:30:37,130 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:30:37,661 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:30:38,241 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:30:39,044 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 59 [2020-12-17 20:30:39,339 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-12-17 20:30:39,959 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 63 [2020-12-17 20:30:40,528 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2020-12-17 20:30:40,976 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2020-12-17 20:30:41,637 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 68 [2020-12-17 20:30:42,078 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2020-12-17 20:30:43,220 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2020-12-17 20:30:43,733 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-12-17 20:30:44,848 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-12-17 20:30:45,926 WARN L193 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-12-17 20:30:47,367 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2020-12-17 20:30:48,520 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-12-17 20:30:49,553 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-17 20:30:49,923 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-17 20:30:50,477 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:30:51,019 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-12-17 20:30:52,296 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2020-12-17 20:30:52,569 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2020-12-17 20:30:52,789 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-12-17 20:30:53,815 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-12-17 20:30:55,395 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-12-17 20:30:56,203 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 38 [2020-12-17 20:30:56,981 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2020-12-17 20:30:57,733 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-12-17 20:30:58,296 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 47 [2020-12-17 20:30:59,296 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2020-12-17 20:30:59,797 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2020-12-17 20:31:00,725 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-12-17 20:31:01,269 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 51 [2020-12-17 20:31:01,911 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:31:03,606 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 63 [2020-12-17 20:31:04,392 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2020-12-17 20:31:05,152 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:31:05,868 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-17 20:31:06,547 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:31:06,993 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-12-17 20:31:07,247 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:31:07,724 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:31:07,984 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 36 [2020-12-17 20:31:10,733 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-17 20:31:11,441 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:31:12,476 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:31:12,987 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:31:14,060 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:31:14,805 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:31:15,462 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:31:15,786 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:31:16,114 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:31:16,792 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-17 20:31:17,312 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:31:19,037 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:31:19,516 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:31:20,953 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:31:21,328 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:31:21,859 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:31:24,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:31:24,841 INFO L93 Difference]: Finished difference Result 32688 states and 80663 transitions. [2020-12-17 20:31:24,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2020-12-17 20:31:24,843 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:31:24,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:31:24,846 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 7 SyntacticMatches, 13 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5952 ImplicationChecksByTransitivity, 41.4s TimeCoverageRelationStatistics Valid=2017, Invalid=18289, Unknown=0, NotChecked=0, Total=20306 [2020-12-17 20:31:24,846 INFO L78 Accepts]: Start accepts. Automaton has 32688 states and 80663 transitions. Word has length 181 [2020-12-17 20:31:24,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:31:24,847 INFO L481 AbstractCegarLoop]: Abstraction has 32688 states and 80663 transitions. [2020-12-17 20:31:24,847 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:31:24,847 INFO L276 IsEmpty]: Start isEmpty. Operand 32688 states and 80663 transitions. [2020-12-17 20:31:24,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:31:24,871 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:31:24,871 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:31:24,871 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-17 20:31:24,871 INFO L429 AbstractCegarLoop]: === Iteration 21 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:31:24,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:31:24,872 INFO L82 PathProgramCache]: Analyzing trace with hash -1988456775, now seen corresponding path program 5 times [2020-12-17 20:31:24,872 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:31:24,872 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182715007] [2020-12-17 20:31:24,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:31:24,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:31:26,041 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:31:26,358 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:31:26,890 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:31:27,374 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:31:27,762 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:31:28,180 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:31:28,996 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:31:29,698 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:31:30,919 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:31:31,154 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:31:31,393 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:31:31,721 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-12-17 20:31:31,986 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2020-12-17 20:31:32,363 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2020-12-17 20:31:32,633 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2020-12-17 20:31:33,298 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2020-12-17 20:31:33,551 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2020-12-17 20:31:33,842 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2020-12-17 20:31:34,516 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2020-12-17 20:31:34,828 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-12-17 20:31:35,164 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-12-17 20:31:35,623 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-17 20:31:36,151 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:31:36,670 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2020-12-17 20:31:38,164 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2020-12-17 20:31:38,474 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:31:40,073 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2020-12-17 20:31:40,624 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 20:31:40,625 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182715007] [2020-12-17 20:31:40,625 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:31:40,625 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:31:40,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300427509] [2020-12-17 20:31:40,626 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:31:40,626 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:31:40,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:31:40,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=191, Invalid=2359, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:31:40,627 INFO L87 Difference]: Start difference. First operand 32688 states and 80663 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:31:43,749 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 37 [2020-12-17 20:31:44,355 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:31:45,063 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:31:45,380 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:31:46,283 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 59 [2020-12-17 20:31:46,564 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-12-17 20:31:47,196 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 63 [2020-12-17 20:31:47,787 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2020-12-17 20:31:48,243 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2020-12-17 20:31:48,932 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 68 [2020-12-17 20:31:49,403 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2020-12-17 20:31:50,939 WARN L193 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2020-12-17 20:31:51,528 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-12-17 20:31:52,873 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-12-17 20:31:54,245 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-12-17 20:31:55,849 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2020-12-17 20:31:57,417 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-12-17 20:31:58,862 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-17 20:31:59,304 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-17 20:31:59,941 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:32:00,641 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-12-17 20:32:02,488 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-12-17 20:32:03,041 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-12-17 20:32:04,193 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2020-12-17 20:32:05,066 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2020-12-17 20:32:06,168 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2020-12-17 20:32:08,495 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 76 [2020-12-17 20:32:09,365 WARN L193 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2020-12-17 20:32:10,235 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2020-12-17 20:32:11,850 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 63 [2020-12-17 20:32:12,251 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 52 [2020-12-17 20:32:13,874 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 62 [2020-12-17 20:32:14,328 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2020-12-17 20:32:15,176 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:32:16,160 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-17 20:32:16,934 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2020-12-17 20:32:17,540 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:32:18,113 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-12-17 20:32:18,474 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:32:19,024 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 52 [2020-12-17 20:32:19,519 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2020-12-17 20:32:19,888 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-12-17 20:32:21,988 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 57 [2020-12-17 20:32:23,416 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-17 20:32:24,333 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:32:25,099 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-17 20:32:25,596 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:32:26,212 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:32:26,686 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:32:26,930 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-17 20:32:27,481 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:32:27,951 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:32:28,388 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:32:28,849 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-17 20:32:29,144 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:32:29,558 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:32:29,984 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:32:30,255 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:32:30,790 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-17 20:32:31,046 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-17 20:32:31,435 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:32:31,924 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-17 20:32:33,378 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:32:33,966 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:32:34,555 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:32:34,985 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-17 20:32:35,665 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:32:36,166 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:32:36,886 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:32:38,533 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-17 20:32:40,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:32:40,030 INFO L93 Difference]: Finished difference Result 37331 states and 92095 transitions. [2020-12-17 20:32:40,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2020-12-17 20:32:40,034 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:32:40,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:32:40,036 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 7 SyntacticMatches, 13 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5304 ImplicationChecksByTransitivity, 48.1s TimeCoverageRelationStatistics Valid=1784, Invalid=16848, Unknown=0, NotChecked=0, Total=18632 [2020-12-17 20:32:40,036 INFO L78 Accepts]: Start accepts. Automaton has 37331 states and 92095 transitions. Word has length 181 [2020-12-17 20:32:40,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:32:40,037 INFO L481 AbstractCegarLoop]: Abstraction has 37331 states and 92095 transitions. [2020-12-17 20:32:40,037 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:32:40,037 INFO L276 IsEmpty]: Start isEmpty. Operand 37331 states and 92095 transitions. [2020-12-17 20:32:40,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:32:40,063 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:32:40,064 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:32:40,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-17 20:32:40,064 INFO L429 AbstractCegarLoop]: === Iteration 22 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:32:40,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:32:40,065 INFO L82 PathProgramCache]: Analyzing trace with hash -878825517, now seen corresponding path program 6 times [2020-12-17 20:32:40,065 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:32:40,065 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397825608] [2020-12-17 20:32:40,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:32:40,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:32:41,102 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2020-12-17 20:32:41,256 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2020-12-17 20:32:41,799 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:32:42,251 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:32:43,066 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:32:43,803 WARN L193 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:32:44,430 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:32:45,095 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:32:46,313 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:32:47,370 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:32:49,163 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:32:49,489 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:32:49,821 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:32:50,279 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-12-17 20:32:50,661 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2020-12-17 20:32:51,175 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2020-12-17 20:32:51,574 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2020-12-17 20:32:51,873 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2020-12-17 20:32:52,195 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-12-17 20:32:52,498 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2020-12-17 20:32:52,852 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2020-12-17 20:32:53,213 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2020-12-17 20:32:53,497 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-12-17 20:32:53,767 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2020-12-17 20:32:54,035 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2020-12-17 20:32:54,405 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-12-17 20:32:54,809 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-12-17 20:32:55,463 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-17 20:32:56,166 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:32:56,777 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2020-12-17 20:32:57,400 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-17 20:32:57,703 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:32:58,018 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:32:58,701 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2020-12-17 20:32:59,059 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:32:59,414 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:32:59,761 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2020-12-17 20:33:00,149 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 30 [2020-12-17 20:33:01,319 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2020-12-17 20:33:01,910 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 20:33:01,910 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397825608] [2020-12-17 20:33:01,910 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:33:01,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:33:01,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321108532] [2020-12-17 20:33:01,911 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:33:01,911 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:33:01,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:33:01,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=2358, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:33:01,913 INFO L87 Difference]: Start difference. First operand 37331 states and 92095 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:33:04,015 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2020-12-17 20:33:04,746 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 37 [2020-12-17 20:33:05,182 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:33:05,622 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:33:06,110 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:33:07,447 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 59 [2020-12-17 20:33:07,850 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-12-17 20:33:08,761 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 63 [2020-12-17 20:33:09,559 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2020-12-17 20:33:10,188 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2020-12-17 20:33:11,109 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 68 [2020-12-17 20:33:11,685 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2020-12-17 20:33:13,528 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2020-12-17 20:33:14,191 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-12-17 20:33:15,870 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-12-17 20:33:17,555 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-12-17 20:33:19,910 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2020-12-17 20:33:21,591 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-12-17 20:33:23,132 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-17 20:33:23,622 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-17 20:33:24,353 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:33:25,069 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-12-17 20:33:26,807 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-12-17 20:33:27,277 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-12-17 20:33:28,132 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2020-12-17 20:33:28,846 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2020-12-17 20:33:29,742 WARN L193 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2020-12-17 20:33:30,502 WARN L193 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 65 [2020-12-17 20:33:31,146 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 55 [2020-12-17 20:33:32,641 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2020-12-17 20:33:33,198 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2020-12-17 20:33:34,449 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 63 [2020-12-17 20:33:34,791 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 51 [2020-12-17 20:33:35,948 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2020-12-17 20:33:36,467 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:33:37,318 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:33:38,164 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-17 20:33:39,086 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:33:39,733 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-12-17 20:33:40,183 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 48 [2020-12-17 20:33:40,496 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-12-17 20:33:42,439 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-17 20:33:43,238 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:33:44,340 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:33:44,904 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:33:45,298 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:33:45,543 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-17 20:33:46,059 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:33:46,459 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:33:46,884 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:33:47,304 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-17 20:33:47,583 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:33:47,983 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:33:48,501 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:33:48,750 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:33:49,185 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-17 20:33:49,422 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-17 20:33:49,769 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:33:50,187 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-17 20:33:51,255 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:33:51,778 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:33:52,222 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:33:52,567 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-17 20:33:53,159 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:33:53,597 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:33:54,232 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:33:55,293 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-17 20:33:56,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:33:56,570 INFO L93 Difference]: Finished difference Result 39851 states and 98450 transitions. [2020-12-17 20:33:56,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2020-12-17 20:33:56,575 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:33:56,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:33:56,577 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 7 SyntacticMatches, 13 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4989 ImplicationChecksByTransitivity, 53.8s TimeCoverageRelationStatistics Valid=1733, Invalid=16089, Unknown=0, NotChecked=0, Total=17822 [2020-12-17 20:33:56,577 INFO L78 Accepts]: Start accepts. Automaton has 39851 states and 98450 transitions. Word has length 181 [2020-12-17 20:33:56,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:33:56,578 INFO L481 AbstractCegarLoop]: Abstraction has 39851 states and 98450 transitions. [2020-12-17 20:33:56,578 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:33:56,578 INFO L276 IsEmpty]: Start isEmpty. Operand 39851 states and 98450 transitions. [2020-12-17 20:33:56,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:33:56,607 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:33:56,608 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:33:56,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-17 20:33:56,608 INFO L429 AbstractCegarLoop]: === Iteration 23 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:33:56,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:33:56,609 INFO L82 PathProgramCache]: Analyzing trace with hash -511751047, now seen corresponding path program 7 times [2020-12-17 20:33:56,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:33:56,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428524827] [2020-12-17 20:33:56,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:33:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:33:57,626 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2020-12-17 20:33:57,829 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2020-12-17 20:33:58,027 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2020-12-17 20:33:58,693 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:33:59,372 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:34:00,400 WARN L193 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:34:01,091 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:34:01,662 WARN L193 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:34:02,363 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:34:03,718 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:34:04,838 WARN L193 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:34:06,740 WARN L193 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:34:07,074 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:34:07,412 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:34:07,876 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-12-17 20:34:08,267 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2020-12-17 20:34:08,784 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2020-12-17 20:34:09,172 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2020-12-17 20:34:09,474 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2020-12-17 20:34:09,805 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-12-17 20:34:10,114 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2020-12-17 20:34:10,483 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2020-12-17 20:34:10,849 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2020-12-17 20:34:11,134 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-12-17 20:34:11,399 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2020-12-17 20:34:11,726 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2020-12-17 20:34:12,103 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-12-17 20:34:12,500 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-12-17 20:34:13,183 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-17 20:34:13,988 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:34:14,535 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2020-12-17 20:34:15,073 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-17 20:34:15,339 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:34:15,603 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:34:15,881 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2020-12-17 20:34:16,205 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2020-12-17 20:34:16,524 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:34:16,849 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:34:17,142 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2020-12-17 20:34:17,498 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 30 [2020-12-17 20:34:18,349 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2020-12-17 20:34:18,928 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 20:34:18,928 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428524827] [2020-12-17 20:34:18,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:34:18,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:34:18,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545164571] [2020-12-17 20:34:18,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:34:18,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:34:18,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:34:18,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=191, Invalid=2359, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:34:18,931 INFO L87 Difference]: Start difference. First operand 39851 states and 98450 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:34:20,906 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2020-12-17 20:34:21,598 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 37 [2020-12-17 20:34:22,058 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:34:22,515 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:34:22,998 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:34:24,352 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 59 [2020-12-17 20:34:24,738 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-12-17 20:34:25,601 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 63 [2020-12-17 20:34:26,382 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2020-12-17 20:34:26,991 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2020-12-17 20:34:27,856 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 68 [2020-12-17 20:34:28,387 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2020-12-17 20:34:29,996 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2020-12-17 20:34:30,595 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-12-17 20:34:32,090 WARN L193 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-12-17 20:34:33,831 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-12-17 20:34:35,744 WARN L193 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2020-12-17 20:34:37,031 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-12-17 20:34:38,402 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-17 20:34:38,846 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-17 20:34:39,452 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:34:40,085 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-12-17 20:34:41,782 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-12-17 20:34:42,333 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-12-17 20:34:43,367 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2020-12-17 20:34:44,184 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2020-12-17 20:34:45,200 WARN L193 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2020-12-17 20:34:46,111 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 65 [2020-12-17 20:34:46,797 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 55 [2020-12-17 20:34:48,492 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2020-12-17 20:34:49,101 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2020-12-17 20:34:49,810 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2020-12-17 20:34:51,405 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 63 [2020-12-17 20:34:51,821 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 56 [2020-12-17 20:34:53,221 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2020-12-17 20:34:54,115 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:34:54,624 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 51 [2020-12-17 20:34:55,421 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-17 20:34:56,202 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:34:56,715 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-12-17 20:34:57,109 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:34:57,670 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 55 [2020-12-17 20:34:58,013 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-12-17 20:35:00,096 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-17 20:35:01,116 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:35:01,812 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-17 20:35:02,306 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:35:02,910 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:35:03,332 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:35:03,597 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-17 20:35:04,137 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:35:04,537 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:35:04,996 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:35:05,379 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-17 20:35:05,678 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:35:06,107 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:35:06,484 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:35:06,766 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:35:07,218 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-17 20:35:07,486 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-17 20:35:07,859 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:35:08,301 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-17 20:35:09,457 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:35:10,018 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:35:10,480 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:35:10,865 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-17 20:35:11,485 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:35:11,995 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:35:12,893 WARN L193 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:35:13,549 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-17 20:35:14,252 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-17 20:35:15,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:35:15,523 INFO L93 Difference]: Finished difference Result 43469 states and 107746 transitions. [2020-12-17 20:35:15,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2020-12-17 20:35:15,527 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:35:15,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:35:15,529 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 7 SyntacticMatches, 13 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5178 ImplicationChecksByTransitivity, 56.0s TimeCoverageRelationStatistics Valid=1764, Invalid=16596, Unknown=0, NotChecked=0, Total=18360 [2020-12-17 20:35:15,529 INFO L78 Accepts]: Start accepts. Automaton has 43469 states and 107746 transitions. Word has length 181 [2020-12-17 20:35:15,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:35:15,529 INFO L481 AbstractCegarLoop]: Abstraction has 43469 states and 107746 transitions. [2020-12-17 20:35:15,529 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:35:15,530 INFO L276 IsEmpty]: Start isEmpty. Operand 43469 states and 107746 transitions. [2020-12-17 20:35:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:35:15,558 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:35:15,558 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:35:15,558 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-17 20:35:15,558 INFO L429 AbstractCegarLoop]: === Iteration 24 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:35:15,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:35:15,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1597727161, now seen corresponding path program 8 times [2020-12-17 20:35:15,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:35:15,559 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69571454] [2020-12-17 20:35:15,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:35:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:35:16,605 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2020-12-17 20:35:16,750 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2020-12-17 20:35:17,322 WARN L193 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:35:17,851 WARN L193 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:35:18,784 WARN L193 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:35:19,649 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:35:20,301 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:35:21,077 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:35:22,513 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:35:23,690 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:35:25,943 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:35:26,273 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:35:26,598 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:35:27,059 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-12-17 20:35:27,455 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2020-12-17 20:35:27,951 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2020-12-17 20:35:28,339 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2020-12-17 20:35:28,633 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 25 [2020-12-17 20:35:28,947 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-12-17 20:35:29,245 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 32 [2020-12-17 20:35:29,612 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2020-12-17 20:35:29,975 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2020-12-17 20:35:30,241 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 31 [2020-12-17 20:35:30,498 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 27 [2020-12-17 20:35:30,820 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2020-12-17 20:35:31,193 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2020-12-17 20:35:31,601 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-12-17 20:35:32,160 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 43 [2020-12-17 20:35:32,874 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:35:33,430 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 35 [2020-12-17 20:35:34,098 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-17 20:35:34,407 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:35:34,725 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:35:35,028 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2020-12-17 20:35:35,402 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2020-12-17 20:35:35,760 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:35:36,124 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:35:36,471 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2020-12-17 20:35:36,851 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 30 [2020-12-17 20:35:37,809 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2020-12-17 20:35:38,173 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 13 [2020-12-17 20:35:38,437 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 20:35:38,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69571454] [2020-12-17 20:35:38,438 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:35:38,438 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:35:38,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649900237] [2020-12-17 20:35:38,438 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:35:38,439 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:35:38,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:35:38,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=2362, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:35:38,440 INFO L87 Difference]: Start difference. First operand 43469 states and 107746 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:35:40,988 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2020-12-17 20:35:41,832 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 37 [2020-12-17 20:35:42,353 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:35:42,873 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:35:43,416 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:35:44,863 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 59 [2020-12-17 20:35:45,323 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-12-17 20:35:46,303 WARN L193 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 63 [2020-12-17 20:35:47,178 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2020-12-17 20:35:47,921 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2020-12-17 20:35:48,668 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 68 [2020-12-17 20:35:49,162 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2020-12-17 20:35:50,905 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2020-12-17 20:35:51,547 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-12-17 20:35:53,145 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-12-17 20:35:54,728 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-12-17 20:35:56,827 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2020-12-17 20:35:58,546 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-12-17 20:35:59,964 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-17 20:36:00,447 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-17 20:36:01,252 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:36:01,995 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-12-17 20:36:03,900 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 37 [2020-12-17 20:36:04,553 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-12-17 20:36:05,744 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2020-12-17 20:36:06,716 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2020-12-17 20:36:07,965 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 72 [2020-12-17 20:36:09,042 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 65 [2020-12-17 20:36:09,929 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 55 [2020-12-17 20:36:11,887 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2020-12-17 20:36:12,618 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 58 [2020-12-17 20:36:13,503 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 60 [2020-12-17 20:36:15,432 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2020-12-17 20:36:15,955 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 56 [2020-12-17 20:36:17,215 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2020-12-17 20:36:18,621 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 59 [2020-12-17 20:36:19,879 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:36:20,527 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 51 [2020-12-17 20:36:21,875 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 67 [2020-12-17 20:36:22,895 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:36:23,639 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-12-17 20:36:24,105 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:36:24,769 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 55 [2020-12-17 20:36:28,166 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-12-17 20:36:29,105 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-17 20:36:29,373 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-17 20:36:30,015 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-17 20:36:30,459 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-12-17 20:36:31,038 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-17 20:36:31,634 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:36:31,960 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-17 20:36:32,433 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-12-17 20:36:32,994 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:36:33,354 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-12-17 20:36:33,928 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-17 20:36:34,298 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:36:34,643 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:36:35,140 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:36:35,478 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:36:36,124 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-17 20:36:36,448 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-17 20:36:37,062 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:36:37,814 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-17 20:36:39,351 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-12-17 20:36:40,073 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 68 [2020-12-17 20:36:40,780 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:36:41,296 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-17 20:36:42,140 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:36:42,758 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:36:43,610 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:36:44,361 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-17 20:36:45,363 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-17 20:36:47,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:36:47,444 INFO L93 Difference]: Finished difference Result 45155 states and 111987 transitions. [2020-12-17 20:36:47,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2020-12-17 20:36:47,449 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:36:47,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:36:47,451 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 7 SyntacticMatches, 13 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5265 ImplicationChecksByTransitivity, 61.1s TimeCoverageRelationStatistics Valid=1776, Invalid=16856, Unknown=0, NotChecked=0, Total=18632 [2020-12-17 20:36:47,452 INFO L78 Accepts]: Start accepts. Automaton has 45155 states and 111987 transitions. Word has length 181 [2020-12-17 20:36:47,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:36:47,452 INFO L481 AbstractCegarLoop]: Abstraction has 45155 states and 111987 transitions. [2020-12-17 20:36:47,452 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:36:47,453 INFO L276 IsEmpty]: Start isEmpty. Operand 45155 states and 111987 transitions. [2020-12-17 20:36:47,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:36:47,484 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:36:47,485 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:36:47,485 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-17 20:36:47,485 INFO L429 AbstractCegarLoop]: === Iteration 25 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:36:47,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:36:47,486 INFO L82 PathProgramCache]: Analyzing trace with hash 703394041, now seen corresponding path program 9 times [2020-12-17 20:36:47,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:36:47,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436397897] [2020-12-17 20:36:47,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:36:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:36:48,654 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 22 [2020-12-17 20:36:49,583 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-12-17 20:36:50,260 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2020-12-17 20:36:51,083 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 51 [2020-12-17 20:36:51,854 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2020-12-17 20:36:52,531 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2020-12-17 20:36:53,301 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2020-12-17 20:36:55,051 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2020-12-17 20:36:56,848 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 34 [2020-12-17 20:36:58,710 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2020-12-17 20:36:59,068 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 25 [2020-12-17 20:36:59,439 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 25 [2020-12-17 20:36:59,976 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 33 [2020-12-17 20:37:00,490 WARN L193 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2020-12-17 20:37:01,109 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 24 [2020-12-17 20:37:01,589 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 29 [2020-12-17 20:37:01,888 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 23 [2020-12-17 20:37:02,199 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 25 [2020-12-17 20:37:02,563 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 29 [2020-12-17 20:37:03,086 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 33 [2020-12-17 20:37:03,549 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2020-12-17 20:37:04,271 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 41 [2020-12-17 20:37:04,961 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 41 [2020-12-17 20:37:05,485 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2020-12-17 20:37:06,400 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 36 [2020-12-17 20:37:06,851 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-17 20:37:07,192 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:37:07,534 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:37:07,864 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2020-12-17 20:37:08,276 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2020-12-17 20:37:08,670 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:37:09,064 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:37:09,426 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2020-12-17 20:37:09,847 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 30 [2020-12-17 20:37:10,897 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2020-12-17 20:37:11,296 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 13 [2020-12-17 20:37:11,742 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 20:37:11,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436397897] [2020-12-17 20:37:11,743 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:37:11,743 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [47] imperfect sequences [] total 47 [2020-12-17 20:37:11,743 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420334738] [2020-12-17 20:37:11,743 INFO L461 AbstractCegarLoop]: Interpolant automaton has 47 states [2020-12-17 20:37:11,744 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:37:11,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2020-12-17 20:37:11,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=2025, Unknown=0, NotChecked=0, Total=2162 [2020-12-17 20:37:11,745 INFO L87 Difference]: Start difference. First operand 45155 states and 111987 transitions. Second operand has 47 states, 47 states have (on average 3.851063829787234) internal successors, (181), 47 states have internal predecessors, (181), 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 20:37:14,599 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2020-12-17 20:37:15,480 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2020-12-17 20:37:15,970 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 50 [2020-12-17 20:37:16,476 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2020-12-17 20:37:17,010 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 56 [2020-12-17 20:37:18,553 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 59 [2020-12-17 20:37:18,999 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 40 [2020-12-17 20:37:20,029 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 63 [2020-12-17 20:37:20,895 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 66 [2020-12-17 20:37:21,581 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:37:22,674 WARN L193 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 68 [2020-12-17 20:37:23,303 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 47 [2020-12-17 20:37:25,456 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2020-12-17 20:37:26,160 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 49 [2020-12-17 20:37:28,041 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-12-17 20:37:29,915 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-12-17 20:37:32,653 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2020-12-17 20:37:34,894 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-12-17 20:37:36,462 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-17 20:37:36,999 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-17 20:37:37,847 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 40 [2020-12-17 20:37:38,595 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-12-17 20:37:41,545 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2020-12-17 20:37:44,248 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2020-12-17 20:37:46,234 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 45 [2020-12-17 20:37:47,444 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 48 [2020-12-17 20:37:47,834 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 42 [2020-12-17 20:37:49,128 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 46 [2020-12-17 20:37:50,407 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 49 [2020-12-17 20:37:51,024 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 45 [2020-12-17 20:37:52,329 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 56 [2020-12-17 20:37:53,038 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 50 [2020-12-17 20:37:53,755 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-17 20:37:55,959 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 52 [2020-12-17 20:37:57,479 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 59 [2020-12-17 20:37:58,444 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45 [2020-12-17 20:37:58,773 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2020-12-17 20:37:59,352 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2020-12-17 20:37:59,874 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-12-17 20:38:04,787 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-17 20:38:05,334 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-17 20:38:05,967 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:38:06,256 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-17 20:38:06,999 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-17 20:38:07,675 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:38:08,515 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:38:09,128 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:38:09,468 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-17 20:38:10,212 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:38:10,798 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:38:11,372 WARN L193 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:38:11,953 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-17 20:38:12,347 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:38:12,873 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:38:13,395 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:38:13,762 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:38:14,494 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-17 20:38:14,871 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-17 20:38:15,464 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:38:16,150 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-17 20:38:18,232 WARN L193 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:38:19,050 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:38:19,866 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:38:20,412 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-17 20:38:21,413 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:38:22,071 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:38:23,032 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:38:23,913 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-17 20:38:25,129 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-17 20:38:27,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:38:27,772 INFO L93 Difference]: Finished difference Result 46373 states and 115380 transitions. [2020-12-17 20:38:27,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2020-12-17 20:38:27,778 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 3.851063829787234) internal successors, (181), 47 states have internal predecessors, (181), 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 181 [2020-12-17 20:38:27,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:38:27,781 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 5 SyntacticMatches, 16 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5052 ImplicationChecksByTransitivity, 60.6s TimeCoverageRelationStatistics Valid=1571, Invalid=15721, Unknown=0, NotChecked=0, Total=17292 [2020-12-17 20:38:27,781 INFO L78 Accepts]: Start accepts. Automaton has 46373 states and 115380 transitions. Word has length 181 [2020-12-17 20:38:27,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:38:27,782 INFO L481 AbstractCegarLoop]: Abstraction has 46373 states and 115380 transitions. [2020-12-17 20:38:27,782 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 3.851063829787234) internal successors, (181), 47 states have internal predecessors, (181), 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 20:38:27,782 INFO L276 IsEmpty]: Start isEmpty. Operand 46373 states and 115380 transitions. [2020-12-17 20:38:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:38:27,987 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:38:27,987 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:38:27,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-17 20:38:27,987 INFO L429 AbstractCegarLoop]: === Iteration 26 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:38:27,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:38:27,990 INFO L82 PathProgramCache]: Analyzing trace with hash 1352440787, now seen corresponding path program 10 times [2020-12-17 20:38:27,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:38:27,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898726342] [2020-12-17 20:38:27,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:38:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:38:28,764 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2020-12-17 20:38:28,899 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 18 [2020-12-17 20:38:29,094 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2020-12-17 20:38:29,314 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2020-12-17 20:38:29,539 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2020-12-17 20:38:30,415 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:38:31,158 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:38:32,236 WARN L193 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:38:33,395 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:38:34,315 WARN L193 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:38:35,446 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:38:37,352 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:38:38,947 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:38:41,659 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:38:42,102 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:38:42,572 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:38:43,190 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-12-17 20:38:43,751 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2020-12-17 20:38:44,454 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2020-12-17 20:38:45,000 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2020-12-17 20:38:45,581 WARN L193 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 32 [2020-12-17 20:38:46,049 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-12-17 20:38:46,535 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2020-12-17 20:38:46,995 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2020-12-17 20:38:47,519 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-12-17 20:38:48,063 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 40 [2020-12-17 20:38:48,481 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 34 [2020-12-17 20:38:48,887 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 30 [2020-12-17 20:38:49,398 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 36 [2020-12-17 20:38:49,969 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 40 [2020-12-17 20:38:50,946 WARN L193 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 44 [2020-12-17 20:38:51,947 WARN L193 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 44 [2020-12-17 20:38:52,856 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 36 [2020-12-17 20:38:53,706 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 30 [2020-12-17 20:38:54,123 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:38:54,560 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 25 [2020-12-17 20:38:54,985 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 25 [2020-12-17 20:38:55,501 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 30 [2020-12-17 20:38:55,996 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:38:56,480 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 26 [2020-12-17 20:38:56,932 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 23 [2020-12-17 20:38:57,610 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 30 [2020-12-17 20:38:58,832 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 24 [2020-12-17 20:38:59,298 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 13 [2020-12-17 20:38:59,567 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 20:38:59,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898726342] [2020-12-17 20:38:59,568 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-17 20:38:59,568 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [51] imperfect sequences [] total 51 [2020-12-17 20:38:59,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106225209] [2020-12-17 20:38:59,568 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-12-17 20:38:59,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-17 20:38:59,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-12-17 20:38:59,569 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=2363, Unknown=0, NotChecked=0, Total=2550 [2020-12-17 20:38:59,570 INFO L87 Difference]: Start difference. First operand 46373 states and 115380 transitions. Second operand has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:39:02,529 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 28 [2020-12-17 20:39:02,928 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 32 [2020-12-17 20:39:03,915 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 37 [2020-12-17 20:39:04,464 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 50 [2020-12-17 20:39:05,039 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2020-12-17 20:39:05,655 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2020-12-17 20:39:07,480 WARN L193 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 59 [2020-12-17 20:39:07,996 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 40 [2020-12-17 20:39:09,126 WARN L193 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 63 [2020-12-17 20:39:10,120 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 66 [2020-12-17 20:39:10,944 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2020-12-17 20:39:12,192 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 68 [2020-12-17 20:39:12,955 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 47 [2020-12-17 20:39:15,677 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 116 DAG size of output: 82 [2020-12-17 20:39:16,521 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2020-12-17 20:39:18,814 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 108 DAG size of output: 80 [2020-12-17 20:39:21,158 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 105 DAG size of output: 70 [2020-12-17 20:39:24,452 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 97 DAG size of output: 68 [2020-12-17 20:39:27,335 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-12-17 20:39:29,638 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-12-17 20:39:30,343 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 44 [2020-12-17 20:39:31,395 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 36 [2020-12-17 20:39:32,328 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 33 [2020-12-17 20:39:34,087 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 46 [2020-12-17 20:39:34,646 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2020-12-17 20:39:35,579 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 46 [2020-12-17 20:39:36,153 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 35 [2020-12-17 20:39:36,687 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 43 [2020-12-17 20:39:37,270 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-17 20:39:38,227 WARN L193 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-12-17 20:39:40,319 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-12-17 20:39:41,889 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2020-12-17 20:39:43,248 WARN L193 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 72 [2020-12-17 20:39:45,043 WARN L193 SmtUtils]: Spent 980.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 76 [2020-12-17 20:39:46,503 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 69 [2020-12-17 20:39:47,671 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:39:49,350 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 63 [2020-12-17 20:39:51,138 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 59 [2020-12-17 20:39:52,496 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 63 [2020-12-17 20:39:54,037 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 69 [2020-12-17 20:39:55,423 WARN L193 SmtUtils]: Spent 610.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 76 [2020-12-17 20:39:56,354 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2020-12-17 20:39:56,960 WARN L193 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 54 [2020-12-17 20:39:57,990 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 58 [2020-12-17 20:39:58,581 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-12-17 20:40:03,457 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-12-17 20:40:04,077 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-12-17 20:40:04,819 WARN L193 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 61 [2020-12-17 20:40:05,146 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-12-17 20:40:05,976 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2020-12-17 20:40:06,803 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 65 [2020-12-17 20:40:07,756 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:40:08,457 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:40:08,855 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2020-12-17 20:40:09,714 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2020-12-17 20:40:10,408 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:40:11,091 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 68 [2020-12-17 20:40:11,785 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-12-17 20:40:12,230 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:40:12,852 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:40:13,436 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:40:13,857 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-12-17 20:40:14,643 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2020-12-17 20:40:15,040 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-12-17 20:40:15,633 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-12-17 20:40:16,409 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-12-17 20:40:18,542 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-12-17 20:40:19,410 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2020-12-17 20:40:20,258 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-12-17 20:40:20,885 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 42 [2020-12-17 20:40:21,944 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2020-12-17 20:40:22,260 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 38 [2020-12-17 20:40:22,701 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-12-17 20:40:23,749 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-12-17 20:40:24,685 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2020-12-17 20:40:25,941 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 46 [2020-12-17 20:40:28,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-17 20:40:28,637 INFO L93 Difference]: Finished difference Result 50057 states and 124409 transitions. [2020-12-17 20:40:28,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2020-12-17 20:40:28,644 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 181 [2020-12-17 20:40:28,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-17 20:40:28,646 INFO L763 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 7 SyntacticMatches, 13 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5204 ImplicationChecksByTransitivity, 80.2s TimeCoverageRelationStatistics Valid=1726, Invalid=16634, Unknown=0, NotChecked=0, Total=18360 [2020-12-17 20:40:28,647 INFO L78 Accepts]: Start accepts. Automaton has 50057 states and 124409 transitions. Word has length 181 [2020-12-17 20:40:28,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-17 20:40:28,647 INFO L481 AbstractCegarLoop]: Abstraction has 50057 states and 124409 transitions. [2020-12-17 20:40:28,647 INFO L482 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 3.549019607843137) internal successors, (181), 51 states have internal predecessors, (181), 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 20:40:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 50057 states and 124409 transitions. [2020-12-17 20:40:28,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2020-12-17 20:40:28,685 INFO L496 BasicCegarLoop]: Found error trace [2020-12-17 20:40:28,685 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:40:28,685 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-17 20:40:28,685 INFO L429 AbstractCegarLoop]: === Iteration 27 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-17 20:40:28,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-17 20:40:28,686 INFO L82 PathProgramCache]: Analyzing trace with hash 840449337, now seen corresponding path program 11 times [2020-12-17 20:40:28,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-17 20:40:28,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055651505] [2020-12-17 20:40:28,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-17 20:40:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-17 20:40:29,651 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2020-12-17 20:40:29,965 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 24 DAG size of output: 22 [2020-12-17 20:40:30,183 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 22 [2020-12-17 20:40:30,396 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 25 [2020-12-17 20:40:31,199 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 39 [2020-12-17 20:40:32,000 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:40:33,258 WARN L193 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 52 [2020-12-17 20:40:34,459 WARN L193 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 54 [2020-12-17 20:40:35,418 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 44 [2020-12-17 20:40:36,551 WARN L193 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41 [2020-12-17 20:40:38,625 WARN L193 SmtUtils]: Spent 669.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-12-17 20:40:40,340 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-12-17 20:40:43,355 WARN L193 SmtUtils]: Spent 940.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 44 [2020-12-17 20:40:43,852 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:40:44,359 WARN L193 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 27 [2020-12-17 20:40:45,040 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 34 [2020-12-17 20:40:45,642 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2020-12-17 20:40:46,412 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2020-12-17 20:40:47,032 WARN L193 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 27 [2020-12-17 20:40:47,660 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 32 [2020-12-17 20:40:48,164 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 Received shutdown request... [2020-12-17 20:40:48,587 WARN L210 SmtUtils]: Removed 1 from assertion stack [2020-12-17 20:40:48,588 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-17 20:40:48,588 WARN L546 AbstractCegarLoop]: Verification canceled [2020-12-17 20:40:48,593 WARN L250 ceAbstractionStarter]: Timeout [2020-12-17 20:40:48,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 08:40:48 BasicIcfg [2020-12-17 20:40:48,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-17 20:40:48,595 INFO L168 Benchmark]: Toolchain (without parser) took 810541.69 ms. Allocated memory was 302.0 MB in the beginning and 4.3 GB in the end (delta: 4.0 GB). Free memory was 275.7 MB in the beginning and 3.1 GB in the end (delta: -2.8 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.0 GB. [2020-12-17 20:40:48,595 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 302.0 MB. Free memory was 272.8 MB in the beginning and 272.8 MB in the end (delta: 76.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2020-12-17 20:40:48,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1140.04 ms. Allocated memory is still 302.0 MB. Free memory was 275.4 MB in the beginning and 248.8 MB in the end (delta: 26.6 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.0 GB. [2020-12-17 20:40:48,595 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.19 ms. Allocated memory is still 302.0 MB. Free memory was 248.8 MB in the beginning and 245.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2020-12-17 20:40:48,596 INFO L168 Benchmark]: Boogie Preprocessor took 97.05 ms. Allocated memory is still 302.0 MB. Free memory was 245.9 MB in the beginning and 242.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2020-12-17 20:40:48,596 INFO L168 Benchmark]: RCFGBuilder took 787.53 ms. Allocated memory is still 302.0 MB. Free memory was 242.7 MB in the beginning and 194.5 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.0 GB. [2020-12-17 20:40:48,596 INFO L168 Benchmark]: TraceAbstraction took 808368.05 ms. Allocated memory was 302.0 MB in the beginning and 4.3 GB in the end (delta: 4.0 GB). Free memory was 193.5 MB in the beginning and 3.1 GB in the end (delta: -2.9 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2020-12-17 20:40:48,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 302.0 MB. Free memory was 272.8 MB in the beginning and 272.8 MB in the end (delta: 76.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * CACSL2BoogieTranslator took 1140.04 ms. Allocated memory is still 302.0 MB. Free memory was 275.4 MB in the beginning and 248.8 MB in the end (delta: 26.6 MB). Peak memory consumption was 29.3 MB. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 138.19 ms. Allocated memory is still 302.0 MB. Free memory was 248.8 MB in the beginning and 245.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 97.05 ms. Allocated memory is still 302.0 MB. Free memory was 245.9 MB in the beginning and 242.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 787.53 ms. Allocated memory is still 302.0 MB. Free memory was 242.7 MB in the beginning and 194.5 MB in the end (delta: 48.2 MB). Peak memory consumption was 48.2 MB. Max. memory is 16.0 GB. * TraceAbstraction took 808368.05 ms. Allocated memory was 302.0 MB in the beginning and 4.3 GB in the end (delta: 4.0 GB). Free memory was 193.5 MB in the beginning and 3.1 GB in the end (delta: -2.9 GB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 21]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 21). Cancelled while BasicCegarLoop was analyzing trace of length 182 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 34 for 149ms.. - TimeoutResultAtElement [Line: 21]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 21). Cancelled while BasicCegarLoop was analyzing trace of length 182 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 34 for 149ms.. - TimeoutResultAtElement [Line: 21]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 21). Cancelled while BasicCegarLoop was analyzing trace of length 182 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 34 for 149ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 244 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 808.0s, OverallIterations: 27, TraceHistogramMax: 1, AutomataDifference: 584.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.4s, HoareTripleCheckerStatistics: 10026 SDtfs, 48331 SDslu, 168028 SDs, 0 SdLazy, 81625 SolverSat, 2671 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 146.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2069 GetRequests, 118 SyntacticMatches, 151 SemanticMatches, 1800 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56161 ImplicationChecksByTransitivity, 516.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50057occurred in iteration=26, 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: 0.2s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 195.9s InterpolantComputationTime, 3566 NumberOfCodeBlocks, 3566 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 3540 ConstructedInterpolants, 0 QuantifiedInterpolants, 28781833 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 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 could not prove your program: Timeout Completed graceful shutdown