/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/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf -i ../../../trunk/examples/svcomp/pthread/queue.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-17 22:57:18,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-17 22:57:18,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-17 22:57:18,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-17 22:57:18,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-17 22:57:18,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-17 22:57:18,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-17 22:57:18,369 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-17 22:57:18,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-17 22:57:18,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-17 22:57:18,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-17 22:57:18,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-17 22:57:18,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-17 22:57:18,374 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-17 22:57:18,375 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-17 22:57:18,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-17 22:57:18,377 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-17 22:57:18,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-17 22:57:18,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-17 22:57:18,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-17 22:57:18,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-17 22:57:18,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-17 22:57:18,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-17 22:57:18,385 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-17 22:57:18,388 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-17 22:57:18,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-17 22:57:18,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-17 22:57:18,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-17 22:57:18,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-17 22:57:18,390 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-17 22:57:18,390 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-17 22:57:18,391 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-17 22:57:18,392 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-17 22:57:18,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-17 22:57:18,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-17 22:57:18,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-17 22:57:18,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-17 22:57:18,394 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-17 22:57:18,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-17 22:57:18,395 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-17 22:57:18,396 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-17 22:57:18,397 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe.epf [2020-04-17 22:57:18,411 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-17 22:57:18,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-17 22:57:18,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-17 22:57:18,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-17 22:57:18,413 INFO L138 SettingsManager]: * Use SBE=true [2020-04-17 22:57:18,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-17 22:57:18,413 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-17 22:57:18,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-17 22:57:18,413 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-17 22:57:18,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-17 22:57:18,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-17 22:57:18,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-17 22:57:18,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-17 22:57:18,414 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-17 22:57:18,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-17 22:57:18,415 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-17 22:57:18,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-17 22:57:18,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-17 22:57:18,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-17 22:57:18,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-17 22:57:18,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-17 22:57:18,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 22:57:18,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-17 22:57:18,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-17 22:57:18,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-17 22:57:18,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-17 22:57:18,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-17 22:57:18,417 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-17 22:57:18,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-17 22:57:18,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-17 22:57:18,688 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-17 22:57:18,699 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-17 22:57:18,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-17 22:57:18,709 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-17 22:57:18,709 INFO L275 PluginConnector]: CDTParser initialized [2020-04-17 22:57:18,712 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue.i [2020-04-17 22:57:18,778 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baefe84b2/0d84cda431a648afa0b207c30c856160/FLAGf898604f5 [2020-04-17 22:57:19,299 INFO L306 CDTParser]: Found 1 translation units. [2020-04-17 22:57:19,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue.i [2020-04-17 22:57:19,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baefe84b2/0d84cda431a648afa0b207c30c856160/FLAGf898604f5 [2020-04-17 22:57:19,601 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baefe84b2/0d84cda431a648afa0b207c30c856160 [2020-04-17 22:57:19,609 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-17 22:57:19,627 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-17 22:57:19,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-17 22:57:19,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-17 22:57:19,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-17 22:57:19,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 10:57:19" (1/1) ... [2020-04-17 22:57:19,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e9607f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:19, skipping insertion in model container [2020-04-17 22:57:19,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 10:57:19" (1/1) ... [2020-04-17 22:57:19,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-17 22:57:19,701 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-17 22:57:20,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 22:57:20,235 INFO L203 MainTranslator]: Completed pre-run [2020-04-17 22:57:20,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 22:57:20,479 INFO L208 MainTranslator]: Completed translation [2020-04-17 22:57:20,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20 WrapperNode [2020-04-17 22:57:20,479 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-17 22:57:20,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-17 22:57:20,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-17 22:57:20,481 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-17 22:57:20,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-17 22:57:20,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-17 22:57:20,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-17 22:57:20,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-17 22:57:20,556 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... [2020-04-17 22:57:20,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-17 22:57:20,590 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-17 22:57:20,590 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-17 22:57:20,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-17 22:57:20,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 22:57:20,667 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-04-17 22:57:20,667 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-04-17 22:57:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-04-17 22:57:20,668 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-04-17 22:57:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-17 22:57:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-17 22:57:20,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-17 22:57:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-17 22:57:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-04-17 22:57:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-17 22:57:20,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-17 22:57:20,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-17 22:57:20,672 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-04-17 22:57:21,377 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-04-17 22:57:21,378 INFO L295 CfgBuilder]: Removed 18 assume(true) statements. [2020-04-17 22:57:21,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 10:57:21 BoogieIcfgContainer [2020-04-17 22:57:21,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-04-17 22:57:21,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-04-17 22:57:21,383 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-04-17 22:57:21,386 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-04-17 22:57:21,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.04 10:57:19" (1/3) ... [2020-04-17 22:57:21,387 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d0fe917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 10:57:21, skipping insertion in model container [2020-04-17 22:57:21,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 10:57:20" (2/3) ... [2020-04-17 22:57:21,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d0fe917 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.04 10:57:21, skipping insertion in model container [2020-04-17 22:57:21,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.04 10:57:21" (3/3) ... [2020-04-17 22:57:21,390 INFO L109 eAbstractionObserver]: Analyzing ICFG queue.i [2020-04-17 22:57:21,400 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-04-17 22:57:21,400 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-04-17 22:57:21,408 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-04-17 22:57:21,409 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-04-17 22:57:21,448 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,448 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,449 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,449 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,449 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,450 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,450 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,450 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,450 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,450 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,451 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,451 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,451 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,451 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,451 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,452 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,452 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,452 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,452 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,452 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,453 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,453 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,453 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,453 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,453 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,453 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,454 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,454 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,454 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,454 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,454 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,454 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,455 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,455 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,455 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,455 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,455 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,456 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,456 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,456 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,456 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,456 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,457 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,457 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,457 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,457 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,457 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,458 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,458 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,458 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,458 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,458 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,459 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,459 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,459 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,459 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,459 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,460 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,460 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,460 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,460 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,460 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,461 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,461 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,461 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,461 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,461 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,462 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,462 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,462 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,462 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,462 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,463 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,463 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,463 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,463 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,464 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,464 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,464 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,464 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,465 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,465 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,465 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,465 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,465 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,465 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,466 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,466 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,466 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,466 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,466 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,467 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,467 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,467 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,467 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,467 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,468 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,468 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,468 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,468 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,468 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,469 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,469 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,469 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,469 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,469 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,470 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,470 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,470 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,470 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,471 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,471 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,471 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,471 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,471 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,472 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,472 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,472 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,472 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,472 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,473 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,473 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,473 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,473 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,473 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,474 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,474 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,474 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,474 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,474 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,475 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,475 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,475 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,475 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,475 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,475 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,476 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,476 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,476 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,476 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,476 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,476 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,477 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,477 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,477 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,477 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,477 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,477 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,478 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,478 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,478 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,478 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,478 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,479 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,479 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,479 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,479 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,479 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,479 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,480 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,480 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,480 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,480 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,480 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,481 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,481 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,481 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,481 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,481 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,481 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,482 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,483 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,483 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,483 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,483 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,483 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,484 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,485 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,485 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,485 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,485 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,485 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,485 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,486 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,486 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,486 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,487 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,487 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,488 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,488 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,488 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,488 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,488 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,489 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,489 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,489 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,489 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,489 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,490 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,490 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,490 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,490 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,491 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,491 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,491 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,491 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,491 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,491 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,491 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,492 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,492 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,492 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,492 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,492 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,492 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,493 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,493 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,493 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,493 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,493 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,493 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,494 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,494 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,494 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,494 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,494 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,495 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,495 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,496 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,496 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,496 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,496 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,496 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,497 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,497 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,497 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,497 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,497 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,498 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,498 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,498 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,498 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,498 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,498 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,499 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,499 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,499 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,499 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,499 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,500 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,500 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,500 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,500 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,500 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,500 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,501 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,501 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,501 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,501 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,501 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,501 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,502 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,502 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,502 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,502 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,502 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,503 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,503 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,503 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,503 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,503 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,503 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,507 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,507 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,507 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,508 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,508 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,508 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,508 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,508 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,508 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,509 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,509 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,509 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,509 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,509 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,510 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,510 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,510 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,510 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,510 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,511 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,511 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,511 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,511 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,511 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,512 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,512 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,512 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,512 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,512 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,513 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,513 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,513 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,513 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,513 WARN L315 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,513 WARN L315 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,520 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,520 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,520 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,520 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,521 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,521 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,521 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,521 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,521 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,522 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,522 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,522 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,522 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,522 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,522 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,523 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,523 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,523 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,523 WARN L315 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,523 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,523 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,524 WARN L315 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-04-17 22:57:21,545 INFO L251 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-04-17 22:57:21,565 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-04-17 22:57:21,565 INFO L376 AbstractCegarLoop]: Hoare is true [2020-04-17 22:57:21,565 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-04-17 22:57:21,565 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-04-17 22:57:21,565 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-04-17 22:57:21,565 INFO L380 AbstractCegarLoop]: Difference is false [2020-04-17 22:57:21,566 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-04-17 22:57:21,566 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-04-17 22:57:21,586 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-04-17 22:57:21,588 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-04-17 22:57:21,684 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-04-17 22:57:21,684 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-17 22:57:21,697 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. [2020-04-17 22:57:21,716 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-04-17 22:57:21,769 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-04-17 22:57:21,770 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-04-17 22:57:21,773 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. [2020-04-17 22:57:21,785 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 14896 [2020-04-17 22:57:21,786 INFO L182 etLargeBlockEncoding]: Variable Check. [2020-04-17 22:57:24,966 WARN L192 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-04-17 22:57:25,318 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2020-04-17 22:57:25,534 WARN L192 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2020-04-17 22:57:25,710 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-04-17 22:57:25,817 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-04-17 22:57:26,522 WARN L192 SmtUtils]: Spent 678.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 129 [2020-04-17 22:57:26,768 WARN L192 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2020-04-17 22:57:28,208 WARN L192 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 156 DAG size of output: 146 [2020-04-17 22:57:29,054 WARN L192 SmtUtils]: Spent 843.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-04-17 22:57:29,078 INFO L206 etLargeBlockEncoding]: Checked pairs total: 32937 [2020-04-17 22:57:29,078 INFO L214 etLargeBlockEncoding]: Total number of compositions: 192 [2020-04-17 22:57:29,081 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 77 transitions, 176 flow [2020-04-17 22:57:29,160 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1462 states. [2020-04-17 22:57:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states. [2020-04-17 22:57:29,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-04-17 22:57:29,169 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:29,169 INFO L425 BasicCegarLoop]: trace histogram [1, 1] [2020-04-17 22:57:29,170 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]=== [2020-04-17 22:57:29,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:29,176 INFO L82 PathProgramCache]: Analyzing trace with hash 29906, now seen corresponding path program 1 times [2020-04-17 22:57:29,185 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:29,185 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411665084] [2020-04-17 22:57:29,186 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:29,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:29,300 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411665084] [2020-04-17 22:57:29,300 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:29,301 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-04-17 22:57:29,301 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828079056] [2020-04-17 22:57:29,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-04-17 22:57:29,306 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:29,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-04-17 22:57:29,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-17 22:57:29,323 INFO L87 Difference]: Start difference. First operand 1462 states. Second operand 2 states. [2020-04-17 22:57:29,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:29,386 INFO L93 Difference]: Finished difference Result 1460 states and 3846 transitions. [2020-04-17 22:57:29,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-04-17 22:57:29,388 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 2 [2020-04-17 22:57:29,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:29,433 INFO L225 Difference]: With dead ends: 1460 [2020-04-17 22:57:29,433 INFO L226 Difference]: Without dead ends: 1332 [2020-04-17 22:57:29,434 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-04-17 22:57:29,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1332 states. [2020-04-17 22:57:29,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1332 to 1332. [2020-04-17 22:57:29,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1332 states. [2020-04-17 22:57:29,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1332 states and 3537 transitions. [2020-04-17 22:57:29,571 INFO L78 Accepts]: Start accepts. Automaton has 1332 states and 3537 transitions. Word has length 2 [2020-04-17 22:57:29,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:29,572 INFO L479 AbstractCegarLoop]: Abstraction has 1332 states and 3537 transitions. [2020-04-17 22:57:29,572 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-04-17 22:57:29,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 3537 transitions. [2020-04-17 22:57:29,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-04-17 22:57:29,575 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:29,575 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:29,575 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]=== [2020-04-17 22:57:29,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:29,576 INFO L82 PathProgramCache]: Analyzing trace with hash -581480380, now seen corresponding path program 1 times [2020-04-17 22:57:29,576 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:29,576 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523406515] [2020-04-17 22:57:29,576 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:29,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:29,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:29,706 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523406515] [2020-04-17 22:57:29,707 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:29,707 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 22:57:29,707 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809303603] [2020-04-17 22:57:29,709 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 22:57:29,709 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:29,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 22:57:29,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 22:57:29,710 INFO L87 Difference]: Start difference. First operand 1332 states and 3537 transitions. Second operand 3 states. [2020-04-17 22:57:29,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:29,746 INFO L93 Difference]: Finished difference Result 1332 states and 3492 transitions. [2020-04-17 22:57:29,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 22:57:29,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-04-17 22:57:29,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:29,760 INFO L225 Difference]: With dead ends: 1332 [2020-04-17 22:57:29,760 INFO L226 Difference]: Without dead ends: 1332 [2020-04-17 22:57:29,762 INFO L678 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 [2020-04-17 22:57:29,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1332 states. [2020-04-17 22:57:29,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1332 to 1332. [2020-04-17 22:57:29,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1332 states. [2020-04-17 22:57:29,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1332 states and 3492 transitions. [2020-04-17 22:57:29,803 INFO L78 Accepts]: Start accepts. Automaton has 1332 states and 3492 transitions. Word has length 11 [2020-04-17 22:57:29,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:29,805 INFO L479 AbstractCegarLoop]: Abstraction has 1332 states and 3492 transitions. [2020-04-17 22:57:29,805 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 22:57:29,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 3492 transitions. [2020-04-17 22:57:29,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-04-17 22:57:29,810 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:29,811 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:29,811 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]=== [2020-04-17 22:57:29,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:29,812 INFO L82 PathProgramCache]: Analyzing trace with hash -452704046, now seen corresponding path program 1 times [2020-04-17 22:57:29,812 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:29,814 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283890455] [2020-04-17 22:57:29,814 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:30,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:30,411 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283890455] [2020-04-17 22:57:30,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:30,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-04-17 22:57:30,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887831316] [2020-04-17 22:57:30,412 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-04-17 22:57:30,412 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:30,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-04-17 22:57:30,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-04-17 22:57:30,413 INFO L87 Difference]: Start difference. First operand 1332 states and 3492 transitions. Second operand 6 states. [2020-04-17 22:57:30,699 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-04-17 22:57:31,005 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2020-04-17 22:57:31,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:31,588 INFO L93 Difference]: Finished difference Result 1331 states and 3489 transitions. [2020-04-17 22:57:31,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-17 22:57:31,589 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2020-04-17 22:57:31,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:31,597 INFO L225 Difference]: With dead ends: 1331 [2020-04-17 22:57:31,597 INFO L226 Difference]: Without dead ends: 1331 [2020-04-17 22:57:31,598 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-04-17 22:57:31,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1331 states. [2020-04-17 22:57:31,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1331 to 1331. [2020-04-17 22:57:31,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1331 states. [2020-04-17 22:57:31,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 1331 states and 3489 transitions. [2020-04-17 22:57:31,647 INFO L78 Accepts]: Start accepts. Automaton has 1331 states and 3489 transitions. Word has length 13 [2020-04-17 22:57:31,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:31,648 INFO L479 AbstractCegarLoop]: Abstraction has 1331 states and 3489 transitions. [2020-04-17 22:57:31,648 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-04-17 22:57:31,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 3489 transitions. [2020-04-17 22:57:31,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 22:57:31,652 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:31,652 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:31,656 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]=== [2020-04-17 22:57:31,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:31,656 INFO L82 PathProgramCache]: Analyzing trace with hash -861545122, now seen corresponding path program 1 times [2020-04-17 22:57:31,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:31,657 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677073624] [2020-04-17 22:57:31,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:32,069 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 35 [2020-04-17 22:57:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:32,406 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677073624] [2020-04-17 22:57:32,410 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:32,410 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-17 22:57:32,410 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860802440] [2020-04-17 22:57:32,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-04-17 22:57:32,411 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:32,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-17 22:57:32,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-04-17 22:57:32,411 INFO L87 Difference]: Start difference. First operand 1331 states and 3489 transitions. Second operand 7 states. [2020-04-17 22:57:32,672 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2020-04-17 22:57:32,963 WARN L192 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-04-17 22:57:34,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:34,101 INFO L93 Difference]: Finished difference Result 1582 states and 4118 transitions. [2020-04-17 22:57:34,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-17 22:57:34,101 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-04-17 22:57:34,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:34,111 INFO L225 Difference]: With dead ends: 1582 [2020-04-17 22:57:34,111 INFO L226 Difference]: Without dead ends: 1582 [2020-04-17 22:57:34,111 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-04-17 22:57:34,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1582 states. [2020-04-17 22:57:34,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1582 to 1484. [2020-04-17 22:57:34,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1484 states. [2020-04-17 22:57:34,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 1484 states and 3872 transitions. [2020-04-17 22:57:34,154 INFO L78 Accepts]: Start accepts. Automaton has 1484 states and 3872 transitions. Word has length 14 [2020-04-17 22:57:34,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:34,155 INFO L479 AbstractCegarLoop]: Abstraction has 1484 states and 3872 transitions. [2020-04-17 22:57:34,155 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-04-17 22:57:34,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 3872 transitions. [2020-04-17 22:57:34,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 22:57:34,157 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:34,157 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:34,157 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]=== [2020-04-17 22:57:34,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:34,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1637095892, now seen corresponding path program 1 times [2020-04-17 22:57:34,158 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:34,159 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169413420] [2020-04-17 22:57:34,159 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:34,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:34,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:34,205 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169413420] [2020-04-17 22:57:34,205 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:34,205 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-04-17 22:57:34,206 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117713440] [2020-04-17 22:57:34,206 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 22:57:34,206 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:34,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 22:57:34,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 22:57:34,207 INFO L87 Difference]: Start difference. First operand 1484 states and 3872 transitions. Second operand 3 states. [2020-04-17 22:57:34,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:34,220 INFO L93 Difference]: Finished difference Result 1310 states and 3348 transitions. [2020-04-17 22:57:34,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 22:57:34,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-04-17 22:57:34,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:34,228 INFO L225 Difference]: With dead ends: 1310 [2020-04-17 22:57:34,228 INFO L226 Difference]: Without dead ends: 1268 [2020-04-17 22:57:34,228 INFO L678 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 [2020-04-17 22:57:34,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2020-04-17 22:57:34,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1268. [2020-04-17 22:57:34,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1268 states. [2020-04-17 22:57:34,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 3251 transitions. [2020-04-17 22:57:34,296 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 3251 transitions. Word has length 14 [2020-04-17 22:57:34,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:34,298 INFO L479 AbstractCegarLoop]: Abstraction has 1268 states and 3251 transitions. [2020-04-17 22:57:34,298 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 22:57:34,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 3251 transitions. [2020-04-17 22:57:34,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 22:57:34,300 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:34,300 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:34,300 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]=== [2020-04-17 22:57:34,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:34,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1434604234, now seen corresponding path program 2 times [2020-04-17 22:57:34,302 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:34,302 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906595444] [2020-04-17 22:57:34,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:34,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:34,841 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906595444] [2020-04-17 22:57:34,842 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:34,842 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-17 22:57:34,843 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274297605] [2020-04-17 22:57:34,843 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-04-17 22:57:34,843 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:34,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-17 22:57:34,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-04-17 22:57:34,844 INFO L87 Difference]: Start difference. First operand 1268 states and 3251 transitions. Second operand 7 states. [2020-04-17 22:57:35,154 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-04-17 22:57:35,371 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-04-17 22:57:36,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:36,047 INFO L93 Difference]: Finished difference Result 1376 states and 3509 transitions. [2020-04-17 22:57:36,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-17 22:57:36,047 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-04-17 22:57:36,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:36,055 INFO L225 Difference]: With dead ends: 1376 [2020-04-17 22:57:36,055 INFO L226 Difference]: Without dead ends: 1376 [2020-04-17 22:57:36,056 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-04-17 22:57:36,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1376 states. [2020-04-17 22:57:36,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1376 to 1250. [2020-04-17 22:57:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1250 states. [2020-04-17 22:57:36,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 3208 transitions. [2020-04-17 22:57:36,086 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 3208 transitions. Word has length 14 [2020-04-17 22:57:36,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:36,086 INFO L479 AbstractCegarLoop]: Abstraction has 1250 states and 3208 transitions. [2020-04-17 22:57:36,086 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-04-17 22:57:36,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 3208 transitions. [2020-04-17 22:57:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 22:57:36,088 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:36,088 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:36,088 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]=== [2020-04-17 22:57:36,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:36,088 INFO L82 PathProgramCache]: Analyzing trace with hash 648156940, now seen corresponding path program 3 times [2020-04-17 22:57:36,089 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:36,089 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125352564] [2020-04-17 22:57:36,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:36,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:36,242 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125352564] [2020-04-17 22:57:36,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:36,242 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-17 22:57:36,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18191507] [2020-04-17 22:57:36,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-04-17 22:57:36,243 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:36,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-17 22:57:36,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-04-17 22:57:36,244 INFO L87 Difference]: Start difference. First operand 1250 states and 3208 transitions. Second operand 7 states. [2020-04-17 22:57:36,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:36,589 INFO L93 Difference]: Finished difference Result 1412 states and 3613 transitions. [2020-04-17 22:57:36,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-17 22:57:36,589 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-04-17 22:57:36,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:36,599 INFO L225 Difference]: With dead ends: 1412 [2020-04-17 22:57:36,599 INFO L226 Difference]: Without dead ends: 1412 [2020-04-17 22:57:36,600 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-04-17 22:57:36,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2020-04-17 22:57:36,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1232. [2020-04-17 22:57:36,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1232 states. [2020-04-17 22:57:36,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 3165 transitions. [2020-04-17 22:57:36,631 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 3165 transitions. Word has length 14 [2020-04-17 22:57:36,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:36,631 INFO L479 AbstractCegarLoop]: Abstraction has 1232 states and 3165 transitions. [2020-04-17 22:57:36,631 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-04-17 22:57:36,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 3165 transitions. [2020-04-17 22:57:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 22:57:36,672 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:36,672 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:36,673 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]=== [2020-04-17 22:57:36,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:36,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1729119648, now seen corresponding path program 4 times [2020-04-17 22:57:36,673 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:36,676 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585108861] [2020-04-17 22:57:36,677 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:36,975 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 37 [2020-04-17 22:57:37,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:37,093 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585108861] [2020-04-17 22:57:37,093 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:37,094 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-04-17 22:57:37,094 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490142725] [2020-04-17 22:57:37,094 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-04-17 22:57:37,095 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:37,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-04-17 22:57:37,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-04-17 22:57:37,095 INFO L87 Difference]: Start difference. First operand 1232 states and 3165 transitions. Second operand 7 states. [2020-04-17 22:57:37,354 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 45 [2020-04-17 22:57:37,541 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 60 [2020-04-17 22:57:37,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:37,968 INFO L93 Difference]: Finished difference Result 1214 states and 3104 transitions. [2020-04-17 22:57:37,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-04-17 22:57:37,969 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-04-17 22:57:37,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:37,976 INFO L225 Difference]: With dead ends: 1214 [2020-04-17 22:57:37,976 INFO L226 Difference]: Without dead ends: 1214 [2020-04-17 22:57:37,976 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 3 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-04-17 22:57:37,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1214 states. [2020-04-17 22:57:37,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1214 to 1160. [2020-04-17 22:57:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1160 states. [2020-04-17 22:57:38,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 1160 states and 2975 transitions. [2020-04-17 22:57:38,001 INFO L78 Accepts]: Start accepts. Automaton has 1160 states and 2975 transitions. Word has length 14 [2020-04-17 22:57:38,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:38,002 INFO L479 AbstractCegarLoop]: Abstraction has 1160 states and 2975 transitions. [2020-04-17 22:57:38,002 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-04-17 22:57:38,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2975 transitions. [2020-04-17 22:57:38,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-04-17 22:57:38,003 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:38,003 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:38,003 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]=== [2020-04-17 22:57:38,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:38,003 INFO L82 PathProgramCache]: Analyzing trace with hash -325823508, now seen corresponding path program 1 times [2020-04-17 22:57:38,004 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:38,004 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340580866] [2020-04-17 22:57:38,004 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:38,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:38,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:38,300 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340580866] [2020-04-17 22:57:38,300 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:38,300 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-04-17 22:57:38,300 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455169665] [2020-04-17 22:57:38,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-04-17 22:57:38,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:38,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-04-17 22:57:38,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-04-17 22:57:38,301 INFO L87 Difference]: Start difference. First operand 1160 states and 2975 transitions. Second operand 10 states. [2020-04-17 22:57:38,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:38,919 INFO L93 Difference]: Finished difference Result 1158 states and 2971 transitions. [2020-04-17 22:57:38,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-04-17 22:57:38,920 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2020-04-17 22:57:38,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:38,926 INFO L225 Difference]: With dead ends: 1158 [2020-04-17 22:57:38,926 INFO L226 Difference]: Without dead ends: 1158 [2020-04-17 22:57:38,926 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2020-04-17 22:57:38,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2020-04-17 22:57:38,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1158. [2020-04-17 22:57:38,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1158 states. [2020-04-17 22:57:38,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 1158 states and 2971 transitions. [2020-04-17 22:57:38,950 INFO L78 Accepts]: Start accepts. Automaton has 1158 states and 2971 transitions. Word has length 14 [2020-04-17 22:57:38,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:38,951 INFO L479 AbstractCegarLoop]: Abstraction has 1158 states and 2971 transitions. [2020-04-17 22:57:38,951 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-04-17 22:57:38,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 2971 transitions. [2020-04-17 22:57:38,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 22:57:38,952 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:38,952 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:38,952 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]=== [2020-04-17 22:57:38,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:38,952 INFO L82 PathProgramCache]: Analyzing trace with hash -114994976, now seen corresponding path program 1 times [2020-04-17 22:57:38,952 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:38,953 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487175045] [2020-04-17 22:57:38,953 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:38,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:39,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:39,322 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487175045] [2020-04-17 22:57:39,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:39,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-17 22:57:39,323 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036309380] [2020-04-17 22:57:39,323 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-17 22:57:39,323 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:39,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-17 22:57:39,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-04-17 22:57:39,324 INFO L87 Difference]: Start difference. First operand 1158 states and 2971 transitions. Second operand 11 states. [2020-04-17 22:57:40,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:40,083 INFO L93 Difference]: Finished difference Result 1303 states and 3332 transitions. [2020-04-17 22:57:40,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-04-17 22:57:40,083 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-04-17 22:57:40,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:40,090 INFO L225 Difference]: With dead ends: 1303 [2020-04-17 22:57:40,090 INFO L226 Difference]: Without dead ends: 1248 [2020-04-17 22:57:40,090 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2020-04-17 22:57:40,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2020-04-17 22:57:40,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 1157. [2020-04-17 22:57:40,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1157 states. [2020-04-17 22:57:40,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 2979 transitions. [2020-04-17 22:57:40,114 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 2979 transitions. Word has length 15 [2020-04-17 22:57:40,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:40,115 INFO L479 AbstractCegarLoop]: Abstraction has 1157 states and 2979 transitions. [2020-04-17 22:57:40,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-17 22:57:40,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2979 transitions. [2020-04-17 22:57:40,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 22:57:40,116 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:40,116 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:40,116 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]=== [2020-04-17 22:57:40,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:40,116 INFO L82 PathProgramCache]: Analyzing trace with hash -1600716832, now seen corresponding path program 2 times [2020-04-17 22:57:40,117 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:40,117 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604877012] [2020-04-17 22:57:40,117 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:40,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:40,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604877012] [2020-04-17 22:57:40,470 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:40,470 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-17 22:57:40,470 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207348615] [2020-04-17 22:57:40,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-17 22:57:40,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:40,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-17 22:57:40,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-04-17 22:57:40,471 INFO L87 Difference]: Start difference. First operand 1157 states and 2979 transitions. Second operand 11 states. [2020-04-17 22:57:41,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:41,189 INFO L93 Difference]: Finished difference Result 1344 states and 3457 transitions. [2020-04-17 22:57:41,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-04-17 22:57:41,189 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-04-17 22:57:41,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:41,196 INFO L225 Difference]: With dead ends: 1344 [2020-04-17 22:57:41,196 INFO L226 Difference]: Without dead ends: 1329 [2020-04-17 22:57:41,197 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-04-17 22:57:41,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1329 states. [2020-04-17 22:57:41,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1329 to 1139. [2020-04-17 22:57:41,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1139 states. [2020-04-17 22:57:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 2936 transitions. [2020-04-17 22:57:41,220 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 2936 transitions. Word has length 15 [2020-04-17 22:57:41,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:41,220 INFO L479 AbstractCegarLoop]: Abstraction has 1139 states and 2936 transitions. [2020-04-17 22:57:41,221 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-17 22:57:41,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2936 transitions. [2020-04-17 22:57:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 22:57:41,221 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:41,222 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:41,222 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]=== [2020-04-17 22:57:41,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:41,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1512237562, now seen corresponding path program 3 times [2020-04-17 22:57:41,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:41,223 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631296695] [2020-04-17 22:57:41,223 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:41,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:41,554 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631296695] [2020-04-17 22:57:41,554 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:41,554 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-04-17 22:57:41,554 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204984814] [2020-04-17 22:57:41,555 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-04-17 22:57:41,556 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:41,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-04-17 22:57:41,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-04-17 22:57:41,556 INFO L87 Difference]: Start difference. First operand 1139 states and 2936 transitions. Second operand 11 states. [2020-04-17 22:57:42,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:57:42,307 INFO L93 Difference]: Finished difference Result 1217 states and 3134 transitions. [2020-04-17 22:57:42,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-04-17 22:57:42,307 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-04-17 22:57:42,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:57:42,313 INFO L225 Difference]: With dead ends: 1217 [2020-04-17 22:57:42,313 INFO L226 Difference]: Without dead ends: 1207 [2020-04-17 22:57:42,313 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-04-17 22:57:42,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2020-04-17 22:57:42,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 1121. [2020-04-17 22:57:42,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1121 states. [2020-04-17 22:57:42,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 2893 transitions. [2020-04-17 22:57:42,334 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 2893 transitions. Word has length 15 [2020-04-17 22:57:42,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:57:42,335 INFO L479 AbstractCegarLoop]: Abstraction has 1121 states and 2893 transitions. [2020-04-17 22:57:42,335 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-04-17 22:57:42,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2893 transitions. [2020-04-17 22:57:42,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-04-17 22:57:42,336 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:57:42,336 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:57:42,336 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]=== [2020-04-17 22:57:42,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:57:42,336 INFO L82 PathProgramCache]: Analyzing trace with hash -1510680742, now seen corresponding path program 4 times [2020-04-17 22:57:42,336 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:57:42,337 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1458550020] [2020-04-17 22:57:42,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:57:42,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:57:46,389 WARN L192 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-04-17 22:57:46,741 WARN L192 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 38 [2020-04-17 22:57:47,062 WARN L192 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 54 [2020-04-17 22:57:47,396 WARN L192 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 52 [2020-04-17 22:57:47,977 WARN L192 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 54 [2020-04-17 22:57:48,432 WARN L192 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 60 [2020-04-17 22:57:49,362 WARN L192 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 62 [2020-04-17 22:57:50,054 WARN L192 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 53 [2020-04-17 22:57:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:57:50,228 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1458550020] [2020-04-17 22:57:50,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:57:50,228 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-04-17 22:57:50,229 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795393051] [2020-04-17 22:57:50,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-04-17 22:57:50,229 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:57:50,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-04-17 22:57:50,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-04-17 22:57:50,229 INFO L87 Difference]: Start difference. First operand 1121 states and 2893 transitions. Second operand 12 states. [2020-04-17 22:57:51,062 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2020-04-17 22:57:53,443 WARN L192 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 59 [2020-04-17 22:58:01,298 WARN L192 SmtUtils]: Spent 5.85 s on a formula simplification that was a NOOP. DAG size: 109 [2020-04-17 22:58:11,917 WARN L192 SmtUtils]: Spent 5.99 s on a formula simplification that was a NOOP. DAG size: 121 [2020-04-17 22:58:21,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:58:21,620 INFO L93 Difference]: Finished difference Result 1145 states and 2967 transitions. [2020-04-17 22:58:21,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-04-17 22:58:21,620 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-04-17 22:58:21,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:58:21,626 INFO L225 Difference]: With dead ends: 1145 [2020-04-17 22:58:21,627 INFO L226 Difference]: Without dead ends: 1140 [2020-04-17 22:58:21,627 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 19.1s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2020-04-17 22:58:21,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1140 states. [2020-04-17 22:58:21,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1140 to 1067. [2020-04-17 22:58:21,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1067 states. [2020-04-17 22:58:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 1067 states and 2769 transitions. [2020-04-17 22:58:21,648 INFO L78 Accepts]: Start accepts. Automaton has 1067 states and 2769 transitions. Word has length 15 [2020-04-17 22:58:21,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:58:21,649 INFO L479 AbstractCegarLoop]: Abstraction has 1067 states and 2769 transitions. [2020-04-17 22:58:21,649 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-04-17 22:58:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 2769 transitions. [2020-04-17 22:58:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-04-17 22:58:21,651 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:58:21,651 INFO L425 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] [2020-04-17 22:58:21,651 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]=== [2020-04-17 22:58:21,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:58:21,652 INFO L82 PathProgramCache]: Analyzing trace with hash -1412101930, now seen corresponding path program 1 times [2020-04-17 22:58:21,652 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:58:21,652 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124931102] [2020-04-17 22:58:21,652 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:58:21,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:58:21,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:58:21,692 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124931102] [2020-04-17 22:58:21,692 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:58:21,693 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-04-17 22:58:21,693 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1712223969] [2020-04-17 22:58:21,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-04-17 22:58:21,693 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:58:21,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-04-17 22:58:21,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-04-17 22:58:21,694 INFO L87 Difference]: Start difference. First operand 1067 states and 2769 transitions. Second operand 3 states. [2020-04-17 22:58:21,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:58:21,724 INFO L93 Difference]: Finished difference Result 498 states and 1104 transitions. [2020-04-17 22:58:21,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-04-17 22:58:21,725 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-04-17 22:58:21,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:58:21,727 INFO L225 Difference]: With dead ends: 498 [2020-04-17 22:58:21,727 INFO L226 Difference]: Without dead ends: 492 [2020-04-17 22:58:21,727 INFO L678 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 [2020-04-17 22:58:21,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2020-04-17 22:58:21,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 404. [2020-04-17 22:58:21,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 404 states. [2020-04-17 22:58:21,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 898 transitions. [2020-04-17 22:58:21,735 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 898 transitions. Word has length 37 [2020-04-17 22:58:21,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:58:21,736 INFO L479 AbstractCegarLoop]: Abstraction has 404 states and 898 transitions. [2020-04-17 22:58:21,736 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-04-17 22:58:21,736 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 898 transitions. [2020-04-17 22:58:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-04-17 22:58:21,737 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:58:21,738 INFO L425 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] [2020-04-17 22:58:21,738 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]=== [2020-04-17 22:58:21,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:58:21,738 INFO L82 PathProgramCache]: Analyzing trace with hash 373970430, now seen corresponding path program 1 times [2020-04-17 22:58:21,738 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:58:21,738 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688632466] [2020-04-17 22:58:21,739 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:58:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:58:22,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:58:22,178 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688632466] [2020-04-17 22:58:22,178 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:58:22,179 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-04-17 22:58:22,179 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452576898] [2020-04-17 22:58:22,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-04-17 22:58:22,179 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:58:22,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-04-17 22:58:22,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=137, Unknown=0, NotChecked=0, Total=182 [2020-04-17 22:58:22,180 INFO L87 Difference]: Start difference. First operand 404 states and 898 transitions. Second operand 14 states. [2020-04-17 22:58:23,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:58:23,065 INFO L93 Difference]: Finished difference Result 484 states and 1073 transitions. [2020-04-17 22:58:23,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-04-17 22:58:23,065 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 38 [2020-04-17 22:58:23,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:58:23,067 INFO L225 Difference]: With dead ends: 484 [2020-04-17 22:58:23,068 INFO L226 Difference]: Without dead ends: 484 [2020-04-17 22:58:23,068 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=123, Invalid=383, Unknown=0, NotChecked=0, Total=506 [2020-04-17 22:58:23,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2020-04-17 22:58:23,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 468. [2020-04-17 22:58:23,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2020-04-17 22:58:23,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 1039 transitions. [2020-04-17 22:58:23,106 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 1039 transitions. Word has length 38 [2020-04-17 22:58:23,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:58:23,106 INFO L479 AbstractCegarLoop]: Abstraction has 468 states and 1039 transitions. [2020-04-17 22:58:23,107 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-04-17 22:58:23,107 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1039 transitions. [2020-04-17 22:58:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-04-17 22:58:23,108 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:58:23,108 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:58:23,108 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]=== [2020-04-17 22:58:23,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:58:23,109 INFO L82 PathProgramCache]: Analyzing trace with hash 2024238984, now seen corresponding path program 1 times [2020-04-17 22:58:23,110 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:58:23,110 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234774850] [2020-04-17 22:58:23,110 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:58:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-04-17 22:58:23,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-04-17 22:58:23,901 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234774850] [2020-04-17 22:58:23,902 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-04-17 22:58:23,902 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-04-17 22:58:23,902 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479471982] [2020-04-17 22:58:23,902 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-04-17 22:58:23,903 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-04-17 22:58:23,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-04-17 22:58:23,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2020-04-17 22:58:23,903 INFO L87 Difference]: Start difference. First operand 468 states and 1039 transitions. Second operand 18 states. [2020-04-17 22:58:25,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-04-17 22:58:25,264 INFO L93 Difference]: Finished difference Result 672 states and 1493 transitions. [2020-04-17 22:58:25,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-04-17 22:58:25,265 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 39 [2020-04-17 22:58:25,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-04-17 22:58:25,267 INFO L225 Difference]: With dead ends: 672 [2020-04-17 22:58:25,267 INFO L226 Difference]: Without dead ends: 663 [2020-04-17 22:58:25,268 INFO L678 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 2 SyntacticMatches, 7 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=170, Invalid=642, Unknown=0, NotChecked=0, Total=812 [2020-04-17 22:58:25,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 663 states. [2020-04-17 22:58:25,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 663 to 629. [2020-04-17 22:58:25,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 629 states. [2020-04-17 22:58:25,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 629 states and 1402 transitions. [2020-04-17 22:58:25,279 INFO L78 Accepts]: Start accepts. Automaton has 629 states and 1402 transitions. Word has length 39 [2020-04-17 22:58:25,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-04-17 22:58:25,279 INFO L479 AbstractCegarLoop]: Abstraction has 629 states and 1402 transitions. [2020-04-17 22:58:25,279 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-04-17 22:58:25,279 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1402 transitions. [2020-04-17 22:58:25,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-04-17 22:58:25,281 INFO L417 BasicCegarLoop]: Found error trace [2020-04-17 22:58:25,281 INFO L425 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-04-17 22:58:25,281 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]=== [2020-04-17 22:58:25,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-04-17 22:58:25,281 INFO L82 PathProgramCache]: Analyzing trace with hash -1671341294, now seen corresponding path program 1 times [2020-04-17 22:58:25,281 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-04-17 22:58:25,282 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005477621] [2020-04-17 22:58:25,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-04-17 22:58:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2020-04-17 23:01:29,646 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,650 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,652 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,653 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,654 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,655 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,657 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,657 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,669 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,670 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,670 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,675 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,676 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-04-17 23:01:29,682 WARN L544 AbstractCegarLoop]: Verification canceled [2020-04-17 23:01:29,689 WARN L228 ceAbstractionStarter]: Timeout [2020-04-17 23:01:29,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.04 11:01:29 BasicIcfg [2020-04-17 23:01:29,690 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-04-17 23:01:29,691 INFO L168 Benchmark]: Toolchain (without parser) took 250081.31 ms. Allocated memory was 136.8 MB in the beginning and 3.1 GB in the end (delta: 3.0 GB). Free memory was 99.8 MB in the beginning and 715.0 MB in the end (delta: -615.3 MB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-04-17 23:01:29,691 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-04-17 23:01:29,692 INFO L168 Benchmark]: CACSL2BoogieTranslator took 851.91 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 97.7 MB in the beginning and 129.4 MB in the end (delta: -31.7 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. [2020-04-17 23:01:29,693 INFO L168 Benchmark]: Boogie Procedure Inliner took 66.80 ms. Allocated memory is still 201.3 MB. Free memory was 129.4 MB in the beginning and 125.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2020-04-17 23:01:29,693 INFO L168 Benchmark]: Boogie Preprocessor took 42.22 ms. Allocated memory is still 201.3 MB. Free memory was 125.8 MB in the beginning and 123.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2020-04-17 23:01:29,694 INFO L168 Benchmark]: RCFGBuilder took 792.04 ms. Allocated memory was 201.3 MB in the beginning and 231.2 MB in the end (delta: 29.9 MB). Free memory was 123.7 MB in the beginning and 193.0 MB in the end (delta: -69.3 MB). Peak memory consumption was 45.8 MB. Max. memory is 7.1 GB. [2020-04-17 23:01:29,694 INFO L168 Benchmark]: TraceAbstraction took 248306.74 ms. Allocated memory was 231.2 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 193.0 MB in the beginning and 715.0 MB in the end (delta: -522.1 MB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. [2020-04-17 23:01:29,698 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 136.8 MB. Free memory was 120.0 MB in the beginning and 119.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 851.91 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 97.7 MB in the beginning and 129.4 MB in the end (delta: -31.7 MB). Peak memory consumption was 38.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 66.80 ms. Allocated memory is still 201.3 MB. Free memory was 129.4 MB in the beginning and 125.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 42.22 ms. Allocated memory is still 201.3 MB. Free memory was 125.8 MB in the beginning and 123.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 792.04 ms. Allocated memory was 201.3 MB in the beginning and 231.2 MB in the end (delta: 29.9 MB). Free memory was 123.7 MB in the beginning and 193.0 MB in the end (delta: -69.3 MB). Peak memory consumption was 45.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 248306.74 ms. Allocated memory was 231.2 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 193.0 MB in the beginning and 715.0 MB in the end (delta: -522.1 MB). Peak memory consumption was 3.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 7.4s, 234 ProgramPointsBefore, 71 ProgramPointsAfterwards, 244 TransitionsBefore, 77 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 8 FixpointIterations, 61 TrivialSequentialCompositions, 110 ConcurrentSequentialCompositions, 1 TrivialYvCompositions, 20 ConcurrentYvCompositions, 4 ChoiceCompositions, 7841 VarBasedMoverChecksPositive, 122 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 32937 CheckedPairsTotal, 192 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1040). Cancelled while BasicCegarLoop was analyzing trace of length 41 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 39 interpolants. - TimeoutResultAtElement [Line: 1013]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1013). Cancelled while BasicCegarLoop was analyzing trace of length 41 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 39 interpolants. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1024). Cancelled while BasicCegarLoop was analyzing trace of length 41 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 39 interpolants. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 228 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 248.1s, OverallIterations: 17, TraceHistogramMax: 1, AutomataDifference: 42.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 7.5s, HoareTripleCheckerStatistics: 1108 SDtfs, 1181 SDslu, 3095 SDs, 0 SdLazy, 4134 SolverSat, 178 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 221 GetRequests, 31 SyntacticMatches, 33 SemanticMatches, 157 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 26.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1484occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 16 MinimizatonAttempts, 1036 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 12.6s InterpolantComputationTime, 284 NumberOfCodeBlocks, 284 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 268 ConstructedInterpolants, 0 QuantifiedInterpolants, 295200 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown