/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread/queue_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-bf4350c [2020-09-16 13:53:46,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-16 13:53:46,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-16 13:53:46,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-16 13:53:46,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-16 13:53:46,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-16 13:53:46,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-16 13:53:46,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-16 13:53:46,102 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-16 13:53:46,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-16 13:53:46,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-16 13:53:46,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-16 13:53:46,111 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-16 13:53:46,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-16 13:53:46,114 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-16 13:53:46,116 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-16 13:53:46,118 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-16 13:53:46,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-16 13:53:46,121 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-16 13:53:46,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-16 13:53:46,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-16 13:53:46,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-16 13:53:46,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-16 13:53:46,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-16 13:53:46,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-16 13:53:46,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-16 13:53:46,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-16 13:53:46,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-16 13:53:46,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-16 13:53:46,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-16 13:53:46,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-16 13:53:46,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-16 13:53:46,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-16 13:53:46,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-16 13:53:46,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-16 13:53:46,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-16 13:53:46,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-16 13:53:46,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-16 13:53:46,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-16 13:53:46,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-16 13:53:46,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-16 13:53:46,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-16 13:53:46,200 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-16 13:53:46,201 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-16 13:53:46,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-16 13:53:46,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-16 13:53:46,203 INFO L138 SettingsManager]: * Use SBE=true [2020-09-16 13:53:46,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-16 13:53:46,204 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-16 13:53:46,204 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-16 13:53:46,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-16 13:53:46,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-16 13:53:46,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-16 13:53:46,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-16 13:53:46,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-16 13:53:46,206 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-16 13:53:46,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-16 13:53:46,206 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-16 13:53:46,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-16 13:53:46,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-16 13:53:46,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-16 13:53:46,207 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-16 13:53:46,207 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-16 13:53:46,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-16 13:53:46,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-16 13:53:46,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-16 13:53:46,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-16 13:53:46,208 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-16 13:53:46,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-16 13:53:46,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-16 13:53:46,209 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-16 13:53:46,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-16 13:53:47,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-16 13:53:47,327 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-16 13:53:47,333 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-16 13:53:47,335 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-16 13:53:47,336 INFO L275 PluginConnector]: CDTParser initialized [2020-09-16 13:53:47,337 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2020-09-16 13:53:47,436 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1182d44fb/758d2b433de74793907338f0c0a0a5db/FLAG9744b484a [2020-09-16 13:53:48,109 INFO L306 CDTParser]: Found 1 translation units. [2020-09-16 13:53:48,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2020-09-16 13:53:48,140 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1182d44fb/758d2b433de74793907338f0c0a0a5db/FLAG9744b484a [2020-09-16 13:53:48,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1182d44fb/758d2b433de74793907338f0c0a0a5db [2020-09-16 13:53:48,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-16 13:53:48,434 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-09-16 13:53:48,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-16 13:53:48,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-16 13:53:48,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-16 13:53:48,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 01:53:48" (1/1) ... [2020-09-16 13:53:48,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46299334 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:48, skipping insertion in model container [2020-09-16 13:53:48,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 01:53:48" (1/1) ... [2020-09-16 13:53:48,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-16 13:53:48,509 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-16 13:53:49,207 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-16 13:53:49,224 INFO L203 MainTranslator]: Completed pre-run [2020-09-16 13:53:49,285 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-16 13:53:49,456 INFO L208 MainTranslator]: Completed translation [2020-09-16 13:53:49,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49 WrapperNode [2020-09-16 13:53:49,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-16 13:53:49,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-09-16 13:53:49,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-09-16 13:53:49,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-09-16 13:53:49,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,525 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-09-16 13:53:49,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-16 13:53:49,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-16 13:53:49,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-16 13:53:49,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,591 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,614 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (1/1) ... [2020-09-16 13:53:49,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-16 13:53:49,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-16 13:53:49,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-16 13:53:49,624 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-16 13:53:49,625 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (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 [2020-09-16 13:53:49,703 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-09-16 13:53:49,703 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-09-16 13:53:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-09-16 13:53:49,704 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-09-16 13:53:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-16 13:53:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-16 13:53:49,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-16 13:53:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-16 13:53:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-09-16 13:53:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-16 13:53:49,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-16 13:53:49,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-16 13:53:49,708 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-09-16 13:53:50,386 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-16 13:53:50,386 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-09-16 13:53:50,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 01:53:50 BoogieIcfgContainer [2020-09-16 13:53:50,392 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-16 13:53:50,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-16 13:53:50,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-16 13:53:50,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-16 13:53:50,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 01:53:48" (1/3) ... [2020-09-16 13:53:50,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f96f983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 01:53:50, skipping insertion in model container [2020-09-16 13:53:50,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 01:53:49" (2/3) ... [2020-09-16 13:53:50,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f96f983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 01:53:50, skipping insertion in model container [2020-09-16 13:53:50,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 01:53:50" (3/3) ... [2020-09-16 13:53:50,402 INFO L109 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2020-09-16 13:53:50,415 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-09-16 13:53:50,415 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-16 13:53:50,427 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-09-16 13:53:50,428 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-09-16 13:53:50,481 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,482 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,482 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,482 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,483 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,483 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,483 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,484 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,484 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,484 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,484 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,484 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,485 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,485 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,485 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,485 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,486 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,486 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,486 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,486 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,487 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,487 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,487 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,488 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,488 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,488 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,489 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,489 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,489 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,489 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,489 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,490 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,490 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,490 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,490 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,490 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,491 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,491 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,491 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,491 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,492 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,492 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,492 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,492 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,493 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,493 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,493 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,493 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,493 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,494 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,494 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,494 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,494 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,495 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,495 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,495 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,495 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,495 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,496 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,497 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,497 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,497 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,497 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,498 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,499 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,499 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,499 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,499 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,500 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,500 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,500 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,500 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,501 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,501 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,501 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,501 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,502 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,502 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,502 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,502 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,502 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,503 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,503 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,503 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,503 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,504 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,505 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,506 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,507 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,507 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,507 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,507 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,508 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,508 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,508 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,508 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,509 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,509 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,509 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,509 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,509 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,510 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,510 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,510 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,510 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,510 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,511 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,511 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,511 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,511 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,512 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,512 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,512 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,512 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,512 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,512 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,513 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,513 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,513 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,513 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,513 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,514 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,514 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,514 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,514 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,514 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,515 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,515 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,515 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,515 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,515 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,516 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,516 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,516 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,516 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,517 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,517 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,517 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,517 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,517 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,518 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,518 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,518 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,519 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,519 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,519 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,520 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,520 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,520 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,521 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,521 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,521 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,521 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,522 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,522 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,523 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,523 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,524 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,524 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,525 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,525 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,526 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,526 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,526 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,526 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,527 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,527 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,527 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,528 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,528 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,528 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,528 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,529 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,529 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,529 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,529 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,529 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,529 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,530 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,530 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,530 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,530 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,530 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,530 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,531 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,531 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,531 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,531 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,532 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,532 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,532 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,532 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,532 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,532 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,533 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,533 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,533 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,533 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,533 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,534 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,534 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,534 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,534 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,535 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,535 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,535 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,535 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,535 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,536 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,536 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,536 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,536 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,536 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,537 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,537 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,537 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,537 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,537 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,538 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,538 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,538 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,538 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,538 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,539 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,539 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,539 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,539 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,539 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,540 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,540 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,540 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,540 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,540 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,540 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,541 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,541 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,541 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,541 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,541 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,542 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,542 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,542 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,542 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,542 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,543 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,543 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,543 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,548 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,548 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,548 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,549 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,549 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,550 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,550 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,550 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,551 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,551 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,552 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,552 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,553 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,569 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,570 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,570 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,571 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,580 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,581 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,581 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,581 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,582 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,582 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,582 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,583 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,584 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,584 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,584 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-09-16 13:53:50,615 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-09-16 13:53:50,643 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-16 13:53:50,644 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-16 13:53:50,644 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-16 13:53:50,644 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-16 13:53:50,644 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-16 13:53:50,644 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-16 13:53:50,644 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-16 13:53:50,645 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-16 13:53:50,669 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-09-16 13:53:50,672 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-09-16 13:53:50,789 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-09-16 13:53:50,789 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-09-16 13:53:50,810 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-09-16 13:53:50,824 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-09-16 13:53:50,882 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-09-16 13:53:50,882 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-09-16 13:53:50,885 INFO L80 FinitePrefix]: Finished finitePrefix Result has 255 conditions, 244 events. 16/244 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 381 event pairs, 0 based on Foata normal form. 0/226 useless extension candidates. Maximal degree in co-relation 179. Up to 3 conditions per place. [2020-09-16 13:53:50,898 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14896 [2020-09-16 13:53:50,900 INFO L170 etLargeBlockEncoding]: Semantic Check. [2020-09-16 13:53:55,110 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-09-16 13:53:56,036 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-09-16 13:53:56,460 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2020-09-16 13:53:57,160 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2020-09-16 13:53:57,443 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-09-16 13:53:58,331 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-09-16 13:53:59,115 WARN L193 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-09-16 13:53:59,134 INFO L206 etLargeBlockEncoding]: Checked pairs total: 29908 [2020-09-16 13:53:59,135 INFO L214 etLargeBlockEncoding]: Total number of compositions: 205 [2020-09-16 13:53:59,140 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 66 places, 71 transitions, 164 flow [2020-09-16 13:53:59,213 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1201 states. [2020-09-16 13:53:59,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states. [2020-09-16 13:53:59,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-09-16 13:53:59,246 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:53:59,250 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-09-16 13:53:59,251 INFO L427 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]=== [2020-09-16 13:53:59,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:53:59,267 INFO L82 PathProgramCache]: Analyzing trace with hash 964, now seen corresponding path program 1 times [2020-09-16 13:53:59,278 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:53:59,278 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287064796] [2020-09-16 13:53:59,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:53:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:53:59,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:53:59,417 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287064796] [2020-09-16 13:53:59,418 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:53:59,418 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-09-16 13:53:59,419 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802299858] [2020-09-16 13:53:59,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-09-16 13:53:59,425 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:53:59,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-09-16 13:53:59,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-16 13:53:59,446 INFO L87 Difference]: Start difference. First operand 1201 states. Second operand 2 states. [2020-09-16 13:53:59,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:53:59,512 INFO L93 Difference]: Finished difference Result 1200 states and 3170 transitions. [2020-09-16 13:53:59,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-09-16 13:53:59,513 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-09-16 13:53:59,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:53:59,557 INFO L225 Difference]: With dead ends: 1200 [2020-09-16 13:53:59,557 INFO L226 Difference]: Without dead ends: 1109 [2020-09-16 13:53:59,560 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-09-16 13:53:59,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-09-16 13:53:59,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2020-09-16 13:53:59,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2020-09-16 13:53:59,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2958 transitions. [2020-09-16 13:53:59,700 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2958 transitions. Word has length 1 [2020-09-16 13:53:59,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:53:59,700 INFO L479 AbstractCegarLoop]: Abstraction has 1109 states and 2958 transitions. [2020-09-16 13:53:59,700 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-09-16 13:53:59,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2958 transitions. [2020-09-16 13:53:59,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-09-16 13:53:59,702 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:53:59,702 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-16 13:53:59,703 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-16 13:53:59,703 INFO L427 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]=== [2020-09-16 13:53:59,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:53:59,703 INFO L82 PathProgramCache]: Analyzing trace with hash -484874631, now seen corresponding path program 1 times [2020-09-16 13:53:59,704 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:53:59,704 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754498634] [2020-09-16 13:53:59,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:53:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:53:59,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:53:59,928 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754498634] [2020-09-16 13:53:59,928 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:53:59,929 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-16 13:53:59,929 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379420374] [2020-09-16 13:53:59,931 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-16 13:53:59,931 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:53:59,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-16 13:53:59,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-16 13:53:59,932 INFO L87 Difference]: Start difference. First operand 1109 states and 2958 transitions. Second operand 3 states. [2020-09-16 13:53:59,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:53:59,958 INFO L93 Difference]: Finished difference Result 1109 states and 2921 transitions. [2020-09-16 13:53:59,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-16 13:53:59,959 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-09-16 13:53:59,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:53:59,966 INFO L225 Difference]: With dead ends: 1109 [2020-09-16 13:53:59,967 INFO L226 Difference]: Without dead ends: 1109 [2020-09-16 13:53:59,968 INFO L675 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 [2020-09-16 13:53:59,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2020-09-16 13:53:59,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2020-09-16 13:53:59,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2020-09-16 13:54:00,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 2921 transitions. [2020-09-16 13:54:00,002 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 2921 transitions. Word has length 11 [2020-09-16 13:54:00,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:00,002 INFO L479 AbstractCegarLoop]: Abstraction has 1109 states and 2921 transitions. [2020-09-16 13:54:00,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-16 13:54:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2921 transitions. [2020-09-16 13:54:00,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-16 13:54:00,005 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:00,005 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-16 13:54:00,006 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-16 13:54:00,006 INFO L427 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]=== [2020-09-16 13:54:00,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:00,006 INFO L82 PathProgramCache]: Analyzing trace with hash -2105337476, now seen corresponding path program 1 times [2020-09-16 13:54:00,007 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:00,007 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211989507] [2020-09-16 13:54:00,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:00,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:00,388 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211989507] [2020-09-16 13:54:00,388 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:00,389 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-16 13:54:00,389 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468955141] [2020-09-16 13:54:00,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-16 13:54:00,390 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:00,390 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-16 13:54:00,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-16 13:54:00,391 INFO L87 Difference]: Start difference. First operand 1109 states and 2921 transitions. Second operand 5 states. [2020-09-16 13:54:00,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:00,875 INFO L93 Difference]: Finished difference Result 1108 states and 2918 transitions. [2020-09-16 13:54:00,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-16 13:54:00,876 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 13 [2020-09-16 13:54:00,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:00,883 INFO L225 Difference]: With dead ends: 1108 [2020-09-16 13:54:00,884 INFO L226 Difference]: Without dead ends: 1108 [2020-09-16 13:54:00,884 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-16 13:54:00,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1108 states. [2020-09-16 13:54:00,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1108 to 1108. [2020-09-16 13:54:00,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1108 states. [2020-09-16 13:54:00,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 1108 states and 2918 transitions. [2020-09-16 13:54:00,919 INFO L78 Accepts]: Start accepts. Automaton has 1108 states and 2918 transitions. Word has length 13 [2020-09-16 13:54:00,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:00,920 INFO L479 AbstractCegarLoop]: Abstraction has 1108 states and 2918 transitions. [2020-09-16 13:54:00,920 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-16 13:54:00,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 2918 transitions. [2020-09-16 13:54:00,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-09-16 13:54:00,923 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:00,923 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-16 13:54:00,923 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-16 13:54:00,923 INFO L427 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]=== [2020-09-16 13:54:00,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:00,924 INFO L82 PathProgramCache]: Analyzing trace with hash 1475451711, now seen corresponding path program 1 times [2020-09-16 13:54:00,924 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:00,924 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985529055] [2020-09-16 13:54:00,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:00,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:00,998 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985529055] [2020-09-16 13:54:00,998 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:00,998 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-09-16 13:54:00,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569081358] [2020-09-16 13:54:00,999 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-16 13:54:00,999 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:00,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-16 13:54:01,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-16 13:54:01,000 INFO L87 Difference]: Start difference. First operand 1108 states and 2918 transitions. Second operand 3 states. [2020-09-16 13:54:01,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:01,026 INFO L93 Difference]: Finished difference Result 985 states and 2529 transitions. [2020-09-16 13:54:01,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-16 13:54:01,027 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2020-09-16 13:54:01,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:01,035 INFO L225 Difference]: With dead ends: 985 [2020-09-16 13:54:01,036 INFO L226 Difference]: Without dead ends: 953 [2020-09-16 13:54:01,036 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-16 13:54:01,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 953 states. [2020-09-16 13:54:01,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 953 to 953. [2020-09-16 13:54:01,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 953 states. [2020-09-16 13:54:01,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 953 states and 2454 transitions. [2020-09-16 13:54:01,067 INFO L78 Accepts]: Start accepts. Automaton has 953 states and 2454 transitions. Word has length 13 [2020-09-16 13:54:01,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:01,068 INFO L479 AbstractCegarLoop]: Abstraction has 953 states and 2454 transitions. [2020-09-16 13:54:01,069 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-16 13:54:01,069 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 2454 transitions. [2020-09-16 13:54:01,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-16 13:54:01,073 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:01,073 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-16 13:54:01,073 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-16 13:54:01,073 INFO L427 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]=== [2020-09-16 13:54:01,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:01,074 INFO L82 PathProgramCache]: Analyzing trace with hash -482065399, now seen corresponding path program 1 times [2020-09-16 13:54:01,074 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:01,074 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015009434] [2020-09-16 13:54:01,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:01,482 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015009434] [2020-09-16 13:54:01,482 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:01,482 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-16 13:54:01,483 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259184516] [2020-09-16 13:54:01,483 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-16 13:54:01,483 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:01,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-16 13:54:01,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-09-16 13:54:01,484 INFO L87 Difference]: Start difference. First operand 953 states and 2454 transitions. Second operand 9 states. [2020-09-16 13:54:02,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:02,099 INFO L93 Difference]: Finished difference Result 1079 states and 2770 transitions. [2020-09-16 13:54:02,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-16 13:54:02,100 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-09-16 13:54:02,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:02,107 INFO L225 Difference]: With dead ends: 1079 [2020-09-16 13:54:02,107 INFO L226 Difference]: Without dead ends: 1059 [2020-09-16 13:54:02,108 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2020-09-16 13:54:02,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1059 states. [2020-09-16 13:54:02,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1059 to 975. [2020-09-16 13:54:02,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 975 states. [2020-09-16 13:54:02,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 975 states and 2504 transitions. [2020-09-16 13:54:02,140 INFO L78 Accepts]: Start accepts. Automaton has 975 states and 2504 transitions. Word has length 14 [2020-09-16 13:54:02,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:02,141 INFO L479 AbstractCegarLoop]: Abstraction has 975 states and 2504 transitions. [2020-09-16 13:54:02,141 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-16 13:54:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 2504 transitions. [2020-09-16 13:54:02,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-09-16 13:54:02,143 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:02,143 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-16 13:54:02,143 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-16 13:54:02,143 INFO L427 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]=== [2020-09-16 13:54:02,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:02,144 INFO L82 PathProgramCache]: Analyzing trace with hash -313921473, now seen corresponding path program 1 times [2020-09-16 13:54:02,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:02,145 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851471701] [2020-09-16 13:54:02,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:02,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:02,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:02,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851471701] [2020-09-16 13:54:02,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:02,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-16 13:54:02,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935193566] [2020-09-16 13:54:02,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-16 13:54:02,555 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:02,555 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-16 13:54:02,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-09-16 13:54:02,556 INFO L87 Difference]: Start difference. First operand 975 states and 2504 transitions. Second operand 9 states. [2020-09-16 13:54:02,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:02,935 INFO L93 Difference]: Finished difference Result 973 states and 2500 transitions. [2020-09-16 13:54:02,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-16 13:54:02,936 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 14 [2020-09-16 13:54:02,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:02,942 INFO L225 Difference]: With dead ends: 973 [2020-09-16 13:54:02,942 INFO L226 Difference]: Without dead ends: 973 [2020-09-16 13:54:02,943 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2020-09-16 13:54:02,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2020-09-16 13:54:02,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 973. [2020-09-16 13:54:02,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2020-09-16 13:54:02,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 2500 transitions. [2020-09-16 13:54:02,968 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 2500 transitions. Word has length 14 [2020-09-16 13:54:02,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:02,969 INFO L479 AbstractCegarLoop]: Abstraction has 973 states and 2500 transitions. [2020-09-16 13:54:02,969 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-16 13:54:02,969 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2500 transitions. [2020-09-16 13:54:02,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-16 13:54:02,970 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:02,970 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-16 13:54:02,970 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-16 13:54:02,971 INFO L427 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]=== [2020-09-16 13:54:02,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:02,971 INFO L82 PathProgramCache]: Analyzing trace with hash -1532094638, now seen corresponding path program 1 times [2020-09-16 13:54:02,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:02,973 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972398641] [2020-09-16 13:54:02,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:03,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:03,375 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972398641] [2020-09-16 13:54:03,375 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:03,376 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-16 13:54:03,376 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370887694] [2020-09-16 13:54:03,376 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-16 13:54:03,376 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:03,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-16 13:54:03,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-09-16 13:54:03,377 INFO L87 Difference]: Start difference. First operand 973 states and 2500 transitions. Second operand 10 states. [2020-09-16 13:54:03,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:03,906 INFO L93 Difference]: Finished difference Result 1033 states and 2638 transitions. [2020-09-16 13:54:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-16 13:54:03,907 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-09-16 13:54:03,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:03,914 INFO L225 Difference]: With dead ends: 1033 [2020-09-16 13:54:03,914 INFO L226 Difference]: Without dead ends: 978 [2020-09-16 13:54:03,914 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-09-16 13:54:03,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 978 states. [2020-09-16 13:54:03,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 978 to 924. [2020-09-16 13:54:03,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 924 states. [2020-09-16 13:54:03,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 924 states and 2381 transitions. [2020-09-16 13:54:03,942 INFO L78 Accepts]: Start accepts. Automaton has 924 states and 2381 transitions. Word has length 15 [2020-09-16 13:54:03,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:03,942 INFO L479 AbstractCegarLoop]: Abstraction has 924 states and 2381 transitions. [2020-09-16 13:54:03,942 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-16 13:54:03,942 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2381 transitions. [2020-09-16 13:54:03,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-16 13:54:03,943 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:03,943 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-16 13:54:03,943 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-16 13:54:03,944 INFO L427 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]=== [2020-09-16 13:54:03,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:03,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1172406912, now seen corresponding path program 2 times [2020-09-16 13:54:03,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:03,945 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843893090] [2020-09-16 13:54:03,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:04,380 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843893090] [2020-09-16 13:54:04,380 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:04,381 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-16 13:54:04,381 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014490481] [2020-09-16 13:54:04,382 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-16 13:54:04,382 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:04,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-16 13:54:04,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-09-16 13:54:04,382 INFO L87 Difference]: Start difference. First operand 924 states and 2381 transitions. Second operand 10 states. [2020-09-16 13:54:04,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:04,880 INFO L93 Difference]: Finished difference Result 1036 states and 2664 transitions. [2020-09-16 13:54:04,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-16 13:54:04,880 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 15 [2020-09-16 13:54:04,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:04,886 INFO L225 Difference]: With dead ends: 1036 [2020-09-16 13:54:04,887 INFO L226 Difference]: Without dead ends: 1021 [2020-09-16 13:54:04,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2020-09-16 13:54:04,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2020-09-16 13:54:04,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 910. [2020-09-16 13:54:04,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 910 states. [2020-09-16 13:54:04,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 2348 transitions. [2020-09-16 13:54:04,909 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 2348 transitions. Word has length 15 [2020-09-16 13:54:04,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:04,910 INFO L479 AbstractCegarLoop]: Abstraction has 910 states and 2348 transitions. [2020-09-16 13:54:04,910 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-16 13:54:04,910 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 2348 transitions. [2020-09-16 13:54:04,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-09-16 13:54:04,911 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:04,911 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-16 13:54:04,911 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-09-16 13:54:04,911 INFO L427 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]=== [2020-09-16 13:54:04,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:04,912 INFO L82 PathProgramCache]: Analyzing trace with hash -1141702962, now seen corresponding path program 3 times [2020-09-16 13:54:04,912 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:04,912 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834031226] [2020-09-16 13:54:04,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:16,527 WARN L193 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 33 [2020-09-16 13:54:16,790 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 49 [2020-09-16 13:54:17,194 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 56 [2020-09-16 13:54:17,892 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 57 [2020-09-16 13:54:18,919 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 62 [2020-09-16 13:54:19,705 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 70 [2020-09-16 13:54:20,519 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 67 [2020-09-16 13:54:20,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:20,682 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834031226] [2020-09-16 13:54:20,682 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:20,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-16 13:54:20,683 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881282784] [2020-09-16 13:54:20,683 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-16 13:54:20,683 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:20,684 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-16 13:54:20,684 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-09-16 13:54:20,684 INFO L87 Difference]: Start difference. First operand 910 states and 2348 transitions. Second operand 11 states. [2020-09-16 13:54:21,212 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 45 [2020-09-16 13:54:23,375 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 61 [2020-09-16 13:54:27,816 WARN L193 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 128 [2020-09-16 13:54:32,565 WARN L193 SmtUtils]: Spent 2.47 s on a formula simplification that was a NOOP. DAG size: 139 [2020-09-16 13:54:42,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:42,826 INFO L93 Difference]: Finished difference Result 912 states and 2363 transitions. [2020-09-16 13:54:42,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-16 13:54:42,834 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-09-16 13:54:42,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:42,839 INFO L225 Difference]: With dead ends: 912 [2020-09-16 13:54:42,840 INFO L226 Difference]: Without dead ends: 902 [2020-09-16 13:54:42,840 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2020-09-16 13:54:42,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2020-09-16 13:54:42,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 854. [2020-09-16 13:54:42,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 854 states. [2020-09-16 13:54:42,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 2221 transitions. [2020-09-16 13:54:42,900 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 2221 transitions. Word has length 15 [2020-09-16 13:54:42,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:42,900 INFO L479 AbstractCegarLoop]: Abstraction has 854 states and 2221 transitions. [2020-09-16 13:54:42,901 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-16 13:54:42,901 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 2221 transitions. [2020-09-16 13:54:42,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-09-16 13:54:42,903 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:42,903 INFO L422 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] [2020-09-16 13:54:42,903 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-09-16 13:54:42,903 INFO L427 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]=== [2020-09-16 13:54:42,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:42,905 INFO L82 PathProgramCache]: Analyzing trace with hash 32419424, now seen corresponding path program 1 times [2020-09-16 13:54:42,905 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:42,905 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735899324] [2020-09-16 13:54:42,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:42,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:42,975 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735899324] [2020-09-16 13:54:42,975 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:42,976 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-16 13:54:42,976 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862551299] [2020-09-16 13:54:42,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-16 13:54:42,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:42,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-16 13:54:42,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-16 13:54:42,977 INFO L87 Difference]: Start difference. First operand 854 states and 2221 transitions. Second operand 3 states. [2020-09-16 13:54:43,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:43,008 INFO L93 Difference]: Finished difference Result 385 states and 826 transitions. [2020-09-16 13:54:43,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-16 13:54:43,008 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2020-09-16 13:54:43,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:43,011 INFO L225 Difference]: With dead ends: 385 [2020-09-16 13:54:43,011 INFO L226 Difference]: Without dead ends: 379 [2020-09-16 13:54:43,011 INFO L675 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 [2020-09-16 13:54:43,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2020-09-16 13:54:43,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 307. [2020-09-16 13:54:43,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2020-09-16 13:54:43,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 665 transitions. [2020-09-16 13:54:43,019 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 665 transitions. Word has length 35 [2020-09-16 13:54:43,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:43,022 INFO L479 AbstractCegarLoop]: Abstraction has 307 states and 665 transitions. [2020-09-16 13:54:43,022 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-16 13:54:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 665 transitions. [2020-09-16 13:54:43,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-09-16 13:54:43,025 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:43,025 INFO L422 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] [2020-09-16 13:54:43,025 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-09-16 13:54:43,025 INFO L427 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]=== [2020-09-16 13:54:43,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:43,026 INFO L82 PathProgramCache]: Analyzing trace with hash -290676825, now seen corresponding path program 1 times [2020-09-16 13:54:43,026 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:43,026 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816871869] [2020-09-16 13:54:43,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:43,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:43,341 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2020-09-16 13:54:43,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:43,882 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816871869] [2020-09-16 13:54:43,882 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:43,883 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-09-16 13:54:43,883 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274421549] [2020-09-16 13:54:43,883 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-16 13:54:43,883 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:43,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-16 13:54:43,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-09-16 13:54:43,884 INFO L87 Difference]: Start difference. First operand 307 states and 665 transitions. Second operand 12 states. [2020-09-16 13:54:44,131 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2020-09-16 13:54:44,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:44,870 INFO L93 Difference]: Finished difference Result 359 states and 772 transitions. [2020-09-16 13:54:44,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-16 13:54:44,870 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 36 [2020-09-16 13:54:44,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:44,872 INFO L225 Difference]: With dead ends: 359 [2020-09-16 13:54:44,873 INFO L226 Difference]: Without dead ends: 359 [2020-09-16 13:54:44,873 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2020-09-16 13:54:44,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-09-16 13:54:44,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 347. [2020-09-16 13:54:44,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 347 states. [2020-09-16 13:54:44,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 748 transitions. [2020-09-16 13:54:44,880 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 748 transitions. Word has length 36 [2020-09-16 13:54:44,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:44,881 INFO L479 AbstractCegarLoop]: Abstraction has 347 states and 748 transitions. [2020-09-16 13:54:44,881 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-16 13:54:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 748 transitions. [2020-09-16 13:54:44,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-09-16 13:54:44,882 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:44,882 INFO L422 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] [2020-09-16 13:54:44,883 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-09-16 13:54:44,883 INFO L427 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]=== [2020-09-16 13:54:44,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:44,883 INFO L82 PathProgramCache]: Analyzing trace with hash -23176832, now seen corresponding path program 1 times [2020-09-16 13:54:44,883 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:44,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [900315312] [2020-09-16 13:54:44,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:45,214 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 37 [2020-09-16 13:54:45,369 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 29 [2020-09-16 13:54:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:46,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [900315312] [2020-09-16 13:54:46,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:46,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2020-09-16 13:54:46,249 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640220420] [2020-09-16 13:54:46,250 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-09-16 13:54:46,251 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:46,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-09-16 13:54:46,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2020-09-16 13:54:46,252 INFO L87 Difference]: Start difference. First operand 347 states and 748 transitions. Second operand 16 states. [2020-09-16 13:54:46,580 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 47 [2020-09-16 13:54:47,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:47,793 INFO L93 Difference]: Finished difference Result 500 states and 1084 transitions. [2020-09-16 13:54:47,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-16 13:54:47,794 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 37 [2020-09-16 13:54:47,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:47,799 INFO L225 Difference]: With dead ends: 500 [2020-09-16 13:54:47,799 INFO L226 Difference]: Without dead ends: 491 [2020-09-16 13:54:47,799 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 4 SyntacticMatches, 3 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=135, Invalid=371, Unknown=0, NotChecked=0, Total=506 [2020-09-16 13:54:47,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 491 states. [2020-09-16 13:54:47,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 491 to 461. [2020-09-16 13:54:47,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2020-09-16 13:54:47,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 1003 transitions. [2020-09-16 13:54:47,809 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 1003 transitions. Word has length 37 [2020-09-16 13:54:47,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:47,810 INFO L479 AbstractCegarLoop]: Abstraction has 461 states and 1003 transitions. [2020-09-16 13:54:47,810 INFO L480 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-09-16 13:54:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1003 transitions. [2020-09-16 13:54:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-16 13:54:47,811 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:47,811 INFO L422 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] [2020-09-16 13:54:47,811 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-09-16 13:54:47,812 INFO L427 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]=== [2020-09-16 13:54:47,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:47,812 INFO L82 PathProgramCache]: Analyzing trace with hash -716643246, now seen corresponding path program 1 times [2020-09-16 13:54:47,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:47,812 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836069073] [2020-09-16 13:54:47,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:54:48,268 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 35 [2020-09-16 13:54:48,415 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 28 [2020-09-16 13:54:48,552 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 25 [2020-09-16 13:54:49,069 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 39 [2020-09-16 13:54:49,207 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 30 [2020-09-16 13:54:49,613 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 35 [2020-09-16 13:54:49,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:54:49,977 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836069073] [2020-09-16 13:54:49,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:54:49,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-16 13:54:49,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873290423] [2020-09-16 13:54:49,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-16 13:54:49,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:54:49,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-16 13:54:49,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2020-09-16 13:54:49,979 INFO L87 Difference]: Start difference. First operand 461 states and 1003 transitions. Second operand 20 states. [2020-09-16 13:54:52,764 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2020-09-16 13:54:53,149 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 64 [2020-09-16 13:54:53,528 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2020-09-16 13:54:54,219 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 61 [2020-09-16 13:54:54,394 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 46 [2020-09-16 13:54:54,630 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 51 [2020-09-16 13:54:54,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:54:54,819 INFO L93 Difference]: Finished difference Result 871 states and 1893 transitions. [2020-09-16 13:54:54,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-09-16 13:54:54,820 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 38 [2020-09-16 13:54:54,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:54:54,825 INFO L225 Difference]: With dead ends: 871 [2020-09-16 13:54:54,825 INFO L226 Difference]: Without dead ends: 831 [2020-09-16 13:54:54,826 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 399 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=268, Invalid=1624, Unknown=0, NotChecked=0, Total=1892 [2020-09-16 13:54:54,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2020-09-16 13:54:54,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 592. [2020-09-16 13:54:54,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2020-09-16 13:54:54,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 1288 transitions. [2020-09-16 13:54:54,841 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 1288 transitions. Word has length 38 [2020-09-16 13:54:54,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:54:54,841 INFO L479 AbstractCegarLoop]: Abstraction has 592 states and 1288 transitions. [2020-09-16 13:54:54,842 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-16 13:54:54,842 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1288 transitions. [2020-09-16 13:54:54,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-16 13:54:54,843 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:54:54,843 INFO L422 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] [2020-09-16 13:54:54,843 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-09-16 13:54:54,844 INFO L427 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]=== [2020-09-16 13:54:54,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:54:54,844 INFO L82 PathProgramCache]: Analyzing trace with hash -706318446, now seen corresponding path program 2 times [2020-09-16 13:54:54,844 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:54:54,844 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259619814] [2020-09-16 13:54:54,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:54:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:55:03,846 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 34 [2020-09-16 13:55:04,518 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 59 [2020-09-16 13:55:05,244 WARN L193 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 58 [2020-09-16 13:55:06,336 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2020-09-16 13:55:07,483 WARN L193 SmtUtils]: Spent 835.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 56 [2020-09-16 13:55:09,080 WARN L193 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2020-09-16 13:55:11,373 WARN L193 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 84 DAG size of output: 65 [2020-09-16 13:55:13,722 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 92 DAG size of output: 67 [2020-09-16 13:55:15,148 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-09-16 13:55:15,733 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 40 [2020-09-16 13:55:16,048 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 34 [2020-09-16 13:55:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:55:17,185 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259619814] [2020-09-16 13:55:17,188 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:55:17,188 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-16 13:55:17,188 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36579720] [2020-09-16 13:55:17,189 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-16 13:55:17,189 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:55:17,189 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-16 13:55:17,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=326, Unknown=0, NotChecked=0, Total=380 [2020-09-16 13:55:17,190 INFO L87 Difference]: Start difference. First operand 592 states and 1288 transitions. Second operand 20 states. [2020-09-16 13:55:17,923 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2020-09-16 13:55:22,591 WARN L193 SmtUtils]: Spent 563.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2020-09-16 13:55:32,474 WARN L193 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 117 DAG size of output: 82 [2020-09-16 13:55:39,462 WARN L193 SmtUtils]: Spent 3.00 s on a formula simplification. DAG size of input: 132 DAG size of output: 88 [2020-09-16 13:55:47,586 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-16 13:55:53,656 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-16 13:55:56,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:55:56,677 INFO L93 Difference]: Finished difference Result 816 states and 1758 transitions. [2020-09-16 13:55:56,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-16 13:55:56,679 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 38 [2020-09-16 13:55:56,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:55:56,686 INFO L225 Difference]: With dead ends: 816 [2020-09-16 13:55:56,686 INFO L226 Difference]: Without dead ends: 776 [2020-09-16 13:55:56,689 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 25.3s TimeCoverageRelationStatistics Valid=162, Invalid=1028, Unknown=0, NotChecked=0, Total=1190 [2020-09-16 13:55:56,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 776 states. [2020-09-16 13:55:56,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 776 to 594. [2020-09-16 13:55:56,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2020-09-16 13:55:56,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 1291 transitions. [2020-09-16 13:55:56,703 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 1291 transitions. Word has length 38 [2020-09-16 13:55:56,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:55:56,704 INFO L479 AbstractCegarLoop]: Abstraction has 594 states and 1291 transitions. [2020-09-16 13:55:56,704 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-16 13:55:56,704 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1291 transitions. [2020-09-16 13:55:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-16 13:55:56,705 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:55:56,705 INFO L422 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] [2020-09-16 13:55:56,706 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-09-16 13:55:56,706 INFO L427 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]=== [2020-09-16 13:55:56,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:55:56,706 INFO L82 PathProgramCache]: Analyzing trace with hash -238269934, now seen corresponding path program 3 times [2020-09-16 13:55:56,707 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:55:56,707 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217321273] [2020-09-16 13:55:56,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:55:56,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:56:05,633 WARN L193 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 34 [2020-09-16 13:56:06,600 WARN L193 SmtUtils]: Spent 870.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 59 [2020-09-16 13:56:07,705 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 105 DAG size of output: 58 [2020-09-16 13:56:09,428 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2020-09-16 13:56:10,925 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 95 DAG size of output: 56 [2020-09-16 13:56:13,185 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 88 DAG size of output: 62 [2020-09-16 13:56:15,050 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 96 DAG size of output: 64 [2020-09-16 13:56:18,982 WARN L193 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 92 DAG size of output: 67 [2020-09-16 13:56:21,255 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-09-16 13:56:21,688 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 34 [2020-09-16 13:56:22,014 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 40 [2020-09-16 13:56:22,377 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 34 [2020-09-16 13:56:22,799 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2020-09-16 13:56:23,264 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-09-16 13:56:23,533 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2020-09-16 13:56:24,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:56:24,008 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217321273] [2020-09-16 13:56:24,008 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:56:24,008 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-16 13:56:24,008 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009038554] [2020-09-16 13:56:24,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-16 13:56:24,009 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:56:24,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-16 13:56:24,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2020-09-16 13:56:24,009 INFO L87 Difference]: Start difference. First operand 594 states and 1291 transitions. Second operand 20 states. [2020-09-16 13:56:25,377 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2020-09-16 13:56:33,350 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 69 DAG size of output: 62 [2020-09-16 13:56:39,458 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-09-16 13:56:47,696 WARN L193 SmtUtils]: Spent 4.76 s on a formula simplification. DAG size of input: 117 DAG size of output: 82 [2020-09-16 13:56:55,988 WARN L193 SmtUtils]: Spent 5.11 s on a formula simplification. DAG size of input: 132 DAG size of output: 88 [2020-09-16 13:57:03,166 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-16 13:57:10,963 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-16 13:57:11,494 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-09-16 13:57:12,470 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-09-16 13:57:15,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:57:15,114 INFO L93 Difference]: Finished difference Result 776 states and 1669 transitions. [2020-09-16 13:57:15,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-16 13:57:15,116 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 38 [2020-09-16 13:57:15,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:57:15,120 INFO L225 Difference]: With dead ends: 776 [2020-09-16 13:57:15,121 INFO L226 Difference]: Without dead ends: 736 [2020-09-16 13:57:15,121 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 39.0s TimeCoverageRelationStatistics Valid=168, Invalid=1092, Unknown=0, NotChecked=0, Total=1260 [2020-09-16 13:57:15,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2020-09-16 13:57:15,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 596. [2020-09-16 13:57:15,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 596 states. [2020-09-16 13:57:15,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 1294 transitions. [2020-09-16 13:57:15,136 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 1294 transitions. Word has length 38 [2020-09-16 13:57:15,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:57:15,136 INFO L479 AbstractCegarLoop]: Abstraction has 596 states and 1294 transitions. [2020-09-16 13:57:15,136 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-16 13:57:15,136 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1294 transitions. [2020-09-16 13:57:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-16 13:57:15,137 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:57:15,138 INFO L422 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] [2020-09-16 13:57:15,138 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-09-16 13:57:15,138 INFO L427 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]=== [2020-09-16 13:57:15,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:57:15,138 INFO L82 PathProgramCache]: Analyzing trace with hash -505552430, now seen corresponding path program 4 times [2020-09-16 13:57:15,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:57:15,139 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939353693] [2020-09-16 13:57:15,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:57:15,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-16 13:57:24,887 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 65 DAG size of output: 34 [2020-09-16 13:57:26,088 WARN L193 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 108 DAG size of output: 59 [2020-09-16 13:57:27,529 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 105 DAG size of output: 58 [2020-09-16 13:57:30,510 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2020-09-16 13:57:33,034 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 95 DAG size of output: 56 [2020-09-16 13:57:36,352 WARN L193 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 103 DAG size of output: 58 [2020-09-16 13:57:39,228 WARN L193 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 96 DAG size of output: 64 [2020-09-16 13:57:45,384 WARN L193 SmtUtils]: Spent 4.44 s on a formula simplification. DAG size of input: 92 DAG size of output: 67 [2020-09-16 13:57:48,742 WARN L193 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2020-09-16 13:57:49,068 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 29 [2020-09-16 13:57:49,384 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 34 [2020-09-16 13:57:49,921 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 40 [2020-09-16 13:57:50,438 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 34 [2020-09-16 13:57:51,058 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2020-09-16 13:57:51,401 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 23 [2020-09-16 13:57:51,875 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2020-09-16 13:57:52,234 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 26 [2020-09-16 13:57:52,803 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 28 DAG size of output: 24 [2020-09-16 13:57:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-16 13:57:52,827 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939353693] [2020-09-16 13:57:52,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-16 13:57:52,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2020-09-16 13:57:52,827 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337735458] [2020-09-16 13:57:52,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-09-16 13:57:52,828 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-16 13:57:52,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-09-16 13:57:52,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=325, Unknown=0, NotChecked=0, Total=380 [2020-09-16 13:57:52,829 INFO L87 Difference]: Start difference. First operand 596 states and 1294 transitions. Second operand 20 states. [2020-09-16 13:57:54,693 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2020-09-16 13:58:14,388 WARN L193 SmtUtils]: Spent 12.00 s on a formula simplification. DAG size of input: 86 DAG size of output: 64 [2020-09-16 13:58:20,729 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-09-16 13:58:33,773 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification. DAG size of input: 71 DAG size of output: 64 [2020-09-16 13:58:47,325 WARN L193 SmtUtils]: Spent 7.08 s on a formula simplification. DAG size of input: 117 DAG size of output: 82 [2020-09-16 13:58:59,070 WARN L193 SmtUtils]: Spent 7.39 s on a formula simplification. DAG size of input: 132 DAG size of output: 88 [2020-09-16 13:59:09,699 WARN L193 SmtUtils]: Spent 2.74 s on a formula simplification. DAG size of input: 100 DAG size of output: 88 [2020-09-16 13:59:18,998 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2020-09-16 13:59:19,563 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-09-16 13:59:20,273 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-09-16 13:59:20,721 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-09-16 13:59:21,127 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2020-09-16 13:59:21,714 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 47 [2020-09-16 13:59:22,439 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2020-09-16 13:59:22,731 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-09-16 13:59:23,636 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-09-16 13:59:24,773 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2020-09-16 13:59:25,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-16 13:59:25,897 INFO L93 Difference]: Finished difference Result 786 states and 1684 transitions. [2020-09-16 13:59:25,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-16 13:59:25,904 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 38 [2020-09-16 13:59:25,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-16 13:59:25,908 INFO L225 Difference]: With dead ends: 786 [2020-09-16 13:59:25,908 INFO L226 Difference]: Without dead ends: 746 [2020-09-16 13:59:25,909 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 5 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 71.9s TimeCoverageRelationStatistics Valid=175, Invalid=1157, Unknown=0, NotChecked=0, Total=1332 [2020-09-16 13:59:25,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2020-09-16 13:59:25,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 604. [2020-09-16 13:59:25,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 604 states. [2020-09-16 13:59:25,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 604 states and 1306 transitions. [2020-09-16 13:59:25,923 INFO L78 Accepts]: Start accepts. Automaton has 604 states and 1306 transitions. Word has length 38 [2020-09-16 13:59:25,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-16 13:59:25,923 INFO L479 AbstractCegarLoop]: Abstraction has 604 states and 1306 transitions. [2020-09-16 13:59:25,923 INFO L480 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-09-16 13:59:25,923 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1306 transitions. [2020-09-16 13:59:25,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-09-16 13:59:25,925 INFO L414 BasicCegarLoop]: Found error trace [2020-09-16 13:59:25,925 INFO L422 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] [2020-09-16 13:59:25,925 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-09-16 13:59:25,925 INFO L427 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]=== [2020-09-16 13:59:25,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-16 13:59:25,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1995609500, now seen corresponding path program 5 times [2020-09-16 13:59:25,926 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-16 13:59:25,926 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693042973] [2020-09-16 13:59:25,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-16 13:59:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat