/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -i ../../../trunk/examples/svcomp/pthread/queue_longer.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b09bf87 [2020-10-16 12:25:59,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 12:25:59,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 12:25:59,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 12:25:59,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 12:25:59,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 12:25:59,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 12:25:59,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 12:25:59,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 12:25:59,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 12:25:59,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 12:25:59,334 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 12:25:59,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 12:25:59,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 12:25:59,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 12:25:59,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 12:25:59,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 12:25:59,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 12:25:59,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 12:25:59,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 12:25:59,345 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 12:25:59,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 12:25:59,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 12:25:59,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 12:25:59,351 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 12:25:59,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 12:25:59,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 12:25:59,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 12:25:59,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 12:25:59,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 12:25:59,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 12:25:59,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 12:25:59,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 12:25:59,356 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 12:25:59,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 12:25:59,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 12:25:59,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 12:25:59,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 12:25:59,358 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 12:25:59,359 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 12:25:59,360 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 12:25:59,361 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2020-10-16 12:25:59,384 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 12:25:59,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 12:25:59,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 12:25:59,386 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 12:25:59,386 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 12:25:59,386 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 12:25:59,386 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 12:25:59,387 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 12:25:59,387 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 12:25:59,387 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 12:25:59,387 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 12:25:59,387 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 12:25:59,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 12:25:59,388 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 12:25:59,390 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 12:25:59,390 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 12:25:59,390 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 12:25:59,391 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 12:25:59,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 12:25:59,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 12:25:59,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 12:25:59,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 12:25:59,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 12:25:59,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2020-10-16 12:25:59,392 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 12:25:59,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 12:25:59,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 12:25:59,393 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2020-10-16 12:25:59,393 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-10-16 12:25:59,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-16 12:25:59,395 INFO L138 SettingsManager]: * Interpolant automaton=MCR [2020-10-16 12:25:59,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 12:25:59,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 12:25:59,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 12:25:59,765 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 12:25:59,767 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 12:25:59,769 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2020-10-16 12:25:59,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d37223206/da33dce51de24180ab697f5ead657cfe/FLAG7d630c561 [2020-10-16 12:26:00,453 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 12:26:00,454 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread/queue_longer.i [2020-10-16 12:26:00,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d37223206/da33dce51de24180ab697f5ead657cfe/FLAG7d630c561 [2020-10-16 12:26:00,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d37223206/da33dce51de24180ab697f5ead657cfe [2020-10-16 12:26:00,684 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 12:26:00,686 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 12:26:00,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 12:26:00,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 12:26:00,691 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 12:26:00,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:26:00" (1/1) ... [2020-10-16 12:26:00,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b324c52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:00, skipping insertion in model container [2020-10-16 12:26:00,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:26:00" (1/1) ... [2020-10-16 12:26:00,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 12:26:00,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 12:26:01,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 12:26:01,296 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 12:26:01,352 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 12:26:01,519 INFO L208 MainTranslator]: Completed translation [2020-10-16 12:26:01,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01 WrapperNode [2020-10-16 12:26:01,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 12:26:01,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 12:26:01,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 12:26:01,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 12:26:01,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,559 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,613 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 12:26:01,614 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 12:26:01,614 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 12:26:01,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 12:26:01,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,631 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,631 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... [2020-10-16 12:26:01,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 12:26:01,675 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 12:26:01,675 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 12:26:01,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 12:26:01,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-16 12:26:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-10-16 12:26:01,758 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-10-16 12:26:01,758 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-10-16 12:26:01,759 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-10-16 12:26:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 12:26:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 12:26:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 12:26:01,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 12:26:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-16 12:26:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 12:26:01,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 12:26:01,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 12:26:01,762 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-10-16 12:26:02,556 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 12:26:02,556 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-16 12:26:02,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:26:02 BoogieIcfgContainer [2020-10-16 12:26:02,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 12:26:02,566 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 12:26:02,567 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 12:26:02,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 12:26:02,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:26:00" (1/3) ... [2020-10-16 12:26:02,575 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b15e8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:26:02, skipping insertion in model container [2020-10-16 12:26:02,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:26:01" (2/3) ... [2020-10-16 12:26:02,576 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b15e8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:26:02, skipping insertion in model container [2020-10-16 12:26:02,576 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:26:02" (3/3) ... [2020-10-16 12:26:02,579 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longer.i [2020-10-16 12:26:02,592 WARN L153 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2020-10-16 12:26:02,593 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-16 12:26:02,603 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-16 12:26:02,604 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 12:26:02,665 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,666 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,666 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,666 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,667 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,667 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,667 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,667 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,667 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,668 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,668 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,668 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,668 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,668 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,669 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,669 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,669 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,669 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,670 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,670 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,670 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,670 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,670 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,670 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,671 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,671 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,671 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,671 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,672 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,672 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,672 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,672 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,672 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,673 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,673 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,673 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,673 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,674 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,674 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,674 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,674 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,675 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,675 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,675 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,675 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,675 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,676 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,676 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,676 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,676 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,677 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,677 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,677 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,677 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,678 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,678 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,678 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,678 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,678 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,679 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,679 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,679 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,679 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,680 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,680 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,680 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,680 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,680 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,681 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,681 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,681 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,681 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,682 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,682 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,682 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,682 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,683 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,683 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,683 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,684 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,684 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,684 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,684 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,685 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,685 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,685 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,685 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,685 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,686 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,686 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,686 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,686 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,686 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,687 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,687 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,687 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,687 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,688 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,688 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,688 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,688 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,688 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,689 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,689 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,689 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,689 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,690 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,690 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,690 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,691 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,691 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,691 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,691 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,692 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,692 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,692 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,692 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,693 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,693 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,693 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,693 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,694 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,694 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,694 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,694 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,694 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,695 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,695 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,695 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,695 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,695 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,696 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,696 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,696 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,696 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,697 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,697 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,697 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,697 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,697 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,697 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,698 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,698 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,698 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,698 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,698 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,699 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,699 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,699 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,699 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,700 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,700 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,700 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,700 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,701 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,701 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,701 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,702 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,702 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,702 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,702 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,703 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,703 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,703 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,703 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,704 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,704 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,704 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,704 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,705 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,705 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,705 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,705 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,706 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,706 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,706 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,706 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,707 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,707 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,707 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,707 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,708 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,708 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,708 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,708 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,708 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,709 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,709 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,709 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,709 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,710 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,710 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,710 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,711 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,712 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,712 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,712 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,712 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,713 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,713 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,713 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,713 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,713 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,714 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,714 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,714 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,714 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,715 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,715 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,715 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,715 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,716 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,716 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,716 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,716 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,716 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,716 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,717 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,717 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,717 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,717 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,717 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,718 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,718 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,718 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,718 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,718 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,719 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,719 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,719 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,719 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,719 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,720 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,720 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,720 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,720 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,720 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,721 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,721 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,721 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,721 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,722 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,722 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,722 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,722 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,722 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,723 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,723 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,723 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,723 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,723 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,724 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,724 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,724 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,724 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,724 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,725 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,725 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,725 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,725 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,725 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,726 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,726 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,726 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,726 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,726 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,727 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,727 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,727 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,727 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,727 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,728 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,728 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,728 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,728 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,728 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,729 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,729 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,729 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,729 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,729 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,730 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,730 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,734 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,735 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,735 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,735 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,735 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,736 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,736 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,736 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,736 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,736 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,737 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,737 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,737 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,737 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,737 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,738 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,738 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,738 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,738 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,738 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,739 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,739 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,739 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,739 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,740 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,741 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,741 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,741 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,741 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,741 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,742 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,749 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,749 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,750 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,750 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,750 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,750 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,750 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,751 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,751 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,751 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,752 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,753 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,753 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,753 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,753 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,753 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 12:26:02,761 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2020-10-16 12:26:02,775 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 12:26:02,795 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 12:26:02,795 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-16 12:26:02,795 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-16 12:26:02,796 INFO L380 AbstractCegarLoop]: Backedges is MCR [2020-10-16 12:26:02,796 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 12:26:02,796 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 12:26:02,796 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 12:26:02,796 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 12:26:02,816 INFO L137 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2020-10-16 12:26:02,817 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 234 places, 244 transitions, 510 flow [2020-10-16 12:26:02,820 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 234 places, 244 transitions, 510 flow [2020-10-16 12:26:02,822 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-10-16 12:26:02,935 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-10-16 12:26:02,936 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-16 12:26:02,952 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. [2020-10-16 12:26:02,971 INFO L117 LiptonReduction]: Number of co-enabled transitions 14896 [2020-10-16 12:26:05,779 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2020-10-16 12:26:06,970 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2020-10-16 12:26:07,283 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2020-10-16 12:26:07,388 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 57 [2020-10-16 12:26:08,327 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2020-10-16 12:26:09,020 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-16 12:26:09,035 INFO L132 LiptonReduction]: Checked pairs total: 39848 [2020-10-16 12:26:09,035 INFO L134 LiptonReduction]: Total number of compositions: 201 [2020-10-16 12:26:09,041 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 71 places, 76 transitions, 174 flow [2020-10-16 12:26:09,114 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1506 states. [2020-10-16 12:26:09,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states. [2020-10-16 12:26:09,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2020-10-16 12:26:09,123 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:09,123 INFO L422 BasicCegarLoop]: trace histogram [1] [2020-10-16 12:26:09,124 INFO L429 AbstractCegarLoop]: === Iteration 1 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:09,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:09,130 INFO L82 PathProgramCache]: Analyzing trace with hash 954, now seen corresponding path program 1 times [2020-10-16 12:26:09,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:09,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741345492] [2020-10-16 12:26:09,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:09,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:09,304 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741345492] [2020-10-16 12:26:09,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:09,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-16 12:26:09,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [288240175] [2020-10-16 12:26:09,307 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:09,310 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:09,320 INFO L258 McrAutomatonBuilder]: Finished intersection with 2 states and 1 transitions. [2020-10-16 12:26:09,321 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:09,325 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:09,326 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 12:26:09,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:09,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 12:26:09,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 12:26:09,347 INFO L87 Difference]: Start difference. First operand 1506 states. Second operand 2 states. [2020-10-16 12:26:09,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:09,397 INFO L93 Difference]: Finished difference Result 1505 states and 3960 transitions. [2020-10-16 12:26:09,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 12:26:09,399 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 1 [2020-10-16 12:26:09,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:09,429 INFO L225 Difference]: With dead ends: 1505 [2020-10-16 12:26:09,429 INFO L226 Difference]: Without dead ends: 1370 [2020-10-16 12:26:09,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 12:26:09,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-10-16 12:26:09,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1370. [2020-10-16 12:26:09,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1370 states. [2020-10-16 12:26:09,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 3635 transitions. [2020-10-16 12:26:09,549 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 3635 transitions. Word has length 1 [2020-10-16 12:26:09,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:09,549 INFO L481 AbstractCegarLoop]: Abstraction has 1370 states and 3635 transitions. [2020-10-16 12:26:09,550 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 12:26:09,550 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3635 transitions. [2020-10-16 12:26:09,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-10-16 12:26:09,552 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:09,552 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:09,552 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 12:26:09,552 INFO L429 AbstractCegarLoop]: === Iteration 2 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:09,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:09,553 INFO L82 PathProgramCache]: Analyzing trace with hash -700961165, now seen corresponding path program 1 times [2020-10-16 12:26:09,557 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:09,557 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784972487] [2020-10-16 12:26:09,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:09,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:09,728 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784972487] [2020-10-16 12:26:09,728 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:09,728 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:26:09,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [387217130] [2020-10-16 12:26:09,729 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:09,731 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:09,733 INFO L258 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2020-10-16 12:26:09,733 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:09,734 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:09,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:26:09,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:09,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:26:09,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:26:09,736 INFO L87 Difference]: Start difference. First operand 1370 states and 3635 transitions. Second operand 3 states. [2020-10-16 12:26:09,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:09,793 INFO L93 Difference]: Finished difference Result 1370 states and 3590 transitions. [2020-10-16 12:26:09,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:26:09,794 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2020-10-16 12:26:09,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:09,803 INFO L225 Difference]: With dead ends: 1370 [2020-10-16 12:26:09,803 INFO L226 Difference]: Without dead ends: 1370 [2020-10-16 12:26:09,804 INFO L677 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 [2020-10-16 12:26:09,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1370 states. [2020-10-16 12:26:09,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1370 to 1370. [2020-10-16 12:26:09,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1370 states. [2020-10-16 12:26:09,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 3590 transitions. [2020-10-16 12:26:09,843 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 3590 transitions. Word has length 11 [2020-10-16 12:26:09,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:09,843 INFO L481 AbstractCegarLoop]: Abstraction has 1370 states and 3590 transitions. [2020-10-16 12:26:09,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:26:09,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 3590 transitions. [2020-10-16 12:26:09,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-10-16 12:26:09,846 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:09,847 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:09,847 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 12:26:09,847 INFO L429 AbstractCegarLoop]: === Iteration 3 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:09,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:09,847 INFO L82 PathProgramCache]: Analyzing trace with hash 688839195, now seen corresponding path program 1 times [2020-10-16 12:26:09,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:09,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510758053] [2020-10-16 12:26:09,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:09,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:10,319 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 32 [2020-10-16 12:26:10,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:10,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510758053] [2020-10-16 12:26:10,376 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:10,376 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 12:26:10,376 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1517499842] [2020-10-16 12:26:10,376 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:10,379 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:10,381 INFO L258 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2020-10-16 12:26:10,381 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:10,382 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:10,382 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 12:26:10,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:10,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 12:26:10,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-16 12:26:10,383 INFO L87 Difference]: Start difference. First operand 1370 states and 3590 transitions. Second operand 6 states. [2020-10-16 12:26:10,562 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2020-10-16 12:26:10,810 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2020-10-16 12:26:11,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:11,574 INFO L93 Difference]: Finished difference Result 1369 states and 3587 transitions. [2020-10-16 12:26:11,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 12:26:11,575 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 13 [2020-10-16 12:26:11,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:11,592 INFO L225 Difference]: With dead ends: 1369 [2020-10-16 12:26:11,594 INFO L226 Difference]: Without dead ends: 1369 [2020-10-16 12:26:11,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-10-16 12:26:11,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1369 states. [2020-10-16 12:26:11,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1369 to 1369. [2020-10-16 12:26:11,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1369 states. [2020-10-16 12:26:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 3587 transitions. [2020-10-16 12:26:11,648 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 3587 transitions. Word has length 13 [2020-10-16 12:26:11,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:11,648 INFO L481 AbstractCegarLoop]: Abstraction has 1369 states and 3587 transitions. [2020-10-16 12:26:11,648 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 12:26:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 3587 transitions. [2020-10-16 12:26:11,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 12:26:11,650 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:11,650 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:11,651 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 12:26:11,651 INFO L429 AbstractCegarLoop]: === Iteration 4 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:11,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:11,651 INFO L82 PathProgramCache]: Analyzing trace with hash 507372402, now seen corresponding path program 1 times [2020-10-16 12:26:11,652 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:11,653 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978201052] [2020-10-16 12:26:11,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:12,143 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978201052] [2020-10-16 12:26:12,143 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:12,143 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 12:26:12,144 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [480528736] [2020-10-16 12:26:12,144 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:12,146 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:12,150 INFO L258 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-10-16 12:26:12,151 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:12,151 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:12,151 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 12:26:12,152 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:12,152 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 12:26:12,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-16 12:26:12,152 INFO L87 Difference]: Start difference. First operand 1369 states and 3587 transitions. Second operand 7 states. [2020-10-16 12:26:12,415 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2020-10-16 12:26:12,687 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-10-16 12:26:13,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:13,936 INFO L93 Difference]: Finished difference Result 1550 states and 4041 transitions. [2020-10-16 12:26:13,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 12:26:13,937 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 14 [2020-10-16 12:26:13,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:13,948 INFO L225 Difference]: With dead ends: 1550 [2020-10-16 12:26:13,948 INFO L226 Difference]: Without dead ends: 1550 [2020-10-16 12:26:13,949 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-16 12:26:13,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2020-10-16 12:26:13,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1504. [2020-10-16 12:26:13,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1504 states. [2020-10-16 12:26:14,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1504 states and 3925 transitions. [2020-10-16 12:26:14,005 INFO L78 Accepts]: Start accepts. Automaton has 1504 states and 3925 transitions. Word has length 14 [2020-10-16 12:26:14,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:14,005 INFO L481 AbstractCegarLoop]: Abstraction has 1504 states and 3925 transitions. [2020-10-16 12:26:14,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 12:26:14,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 3925 transitions. [2020-10-16 12:26:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 12:26:14,007 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:14,007 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:14,007 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 12:26:14,007 INFO L429 AbstractCegarLoop]: === Iteration 5 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:14,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:14,008 INFO L82 PathProgramCache]: Analyzing trace with hash -397251134, now seen corresponding path program 1 times [2020-10-16 12:26:14,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:14,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821195065] [2020-10-16 12:26:14,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:14,321 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2020-10-16 12:26:14,515 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 40 [2020-10-16 12:26:14,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:14,794 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821195065] [2020-10-16 12:26:14,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:14,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-16 12:26:14,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1181193925] [2020-10-16 12:26:14,795 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:14,797 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:14,799 INFO L258 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-10-16 12:26:14,800 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:14,800 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:14,800 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-16 12:26:14,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:14,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-16 12:26:14,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-16 12:26:14,801 INFO L87 Difference]: Start difference. First operand 1504 states and 3925 transitions. Second operand 10 states. [2020-10-16 12:26:15,162 WARN L193 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 47 [2020-10-16 12:26:15,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:15,780 INFO L93 Difference]: Finished difference Result 1509 states and 3936 transitions. [2020-10-16 12:26:15,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 12:26:15,781 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 14 [2020-10-16 12:26:15,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:15,790 INFO L225 Difference]: With dead ends: 1509 [2020-10-16 12:26:15,790 INFO L226 Difference]: Without dead ends: 1509 [2020-10-16 12:26:15,791 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2020-10-16 12:26:15,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1509 states. [2020-10-16 12:26:15,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1509 to 1502. [2020-10-16 12:26:15,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1502 states. [2020-10-16 12:26:15,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 1502 states and 3921 transitions. [2020-10-16 12:26:15,836 INFO L78 Accepts]: Start accepts. Automaton has 1502 states and 3921 transitions. Word has length 14 [2020-10-16 12:26:15,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:15,836 INFO L481 AbstractCegarLoop]: Abstraction has 1502 states and 3921 transitions. [2020-10-16 12:26:15,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-16 12:26:15,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 3921 transitions. [2020-10-16 12:26:15,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-10-16 12:26:15,838 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:15,838 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:15,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 12:26:15,838 INFO L429 AbstractCegarLoop]: === Iteration 6 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:15,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:15,839 INFO L82 PathProgramCache]: Analyzing trace with hash -178504750, now seen corresponding path program 1 times [2020-10-16 12:26:15,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:15,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042475382] [2020-10-16 12:26:15,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:15,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:15,889 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042475382] [2020-10-16 12:26:15,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:15,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 12:26:15,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [838716333] [2020-10-16 12:26:15,890 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:15,893 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:15,896 INFO L258 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2020-10-16 12:26:15,897 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:15,897 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:15,897 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:26:15,898 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:15,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:26:15,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:26:15,899 INFO L87 Difference]: Start difference. First operand 1502 states and 3921 transitions. Second operand 3 states. [2020-10-16 12:26:15,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:15,916 INFO L93 Difference]: Finished difference Result 1254 states and 3205 transitions. [2020-10-16 12:26:15,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:26:15,917 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-10-16 12:26:15,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:15,924 INFO L225 Difference]: With dead ends: 1254 [2020-10-16 12:26:15,925 INFO L226 Difference]: Without dead ends: 1212 [2020-10-16 12:26:15,925 INFO L677 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 [2020-10-16 12:26:15,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1212 states. [2020-10-16 12:26:15,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1212 to 1212. [2020-10-16 12:26:15,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1212 states. [2020-10-16 12:26:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1212 states and 3108 transitions. [2020-10-16 12:26:15,961 INFO L78 Accepts]: Start accepts. Automaton has 1212 states and 3108 transitions. Word has length 14 [2020-10-16 12:26:15,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:15,962 INFO L481 AbstractCegarLoop]: Abstraction has 1212 states and 3108 transitions. [2020-10-16 12:26:15,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:26:15,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 3108 transitions. [2020-10-16 12:26:15,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 12:26:15,964 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:15,964 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:15,964 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 12:26:15,965 INFO L429 AbstractCegarLoop]: === Iteration 7 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:15,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:15,965 INFO L82 PathProgramCache]: Analyzing trace with hash -1727754421, now seen corresponding path program 1 times [2020-10-16 12:26:15,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:15,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029013326] [2020-10-16 12:26:15,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:16,299 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 38 [2020-10-16 12:26:16,535 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 43 [2020-10-16 12:26:16,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:16,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029013326] [2020-10-16 12:26:16,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:16,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 12:26:16,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [522219113] [2020-10-16 12:26:16,899 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:16,901 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:16,904 INFO L258 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-10-16 12:26:16,905 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:16,905 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:16,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-16 12:26:16,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:16,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-16 12:26:16,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2020-10-16 12:26:16,906 INFO L87 Difference]: Start difference. First operand 1212 states and 3108 transitions. Second operand 11 states. [2020-10-16 12:26:17,206 WARN L193 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-10-16 12:26:17,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:17,934 INFO L93 Difference]: Finished difference Result 1357 states and 3469 transitions. [2020-10-16 12:26:17,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 12:26:17,937 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 15 [2020-10-16 12:26:17,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:17,947 INFO L225 Difference]: With dead ends: 1357 [2020-10-16 12:26:17,947 INFO L226 Difference]: Without dead ends: 1302 [2020-10-16 12:26:17,950 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2020-10-16 12:26:17,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2020-10-16 12:26:17,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 1211. [2020-10-16 12:26:17,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1211 states. [2020-10-16 12:26:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 1211 states and 3116 transitions. [2020-10-16 12:26:17,997 INFO L78 Accepts]: Start accepts. Automaton has 1211 states and 3116 transitions. Word has length 15 [2020-10-16 12:26:17,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:17,998 INFO L481 AbstractCegarLoop]: Abstraction has 1211 states and 3116 transitions. [2020-10-16 12:26:17,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-16 12:26:17,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 3116 transitions. [2020-10-16 12:26:17,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-16 12:26:17,999 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:17,999 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:17,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 12:26:17,999 INFO L429 AbstractCegarLoop]: === Iteration 8 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:17,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:18,000 INFO L82 PathProgramCache]: Analyzing trace with hash 570049493, now seen corresponding path program 2 times [2020-10-16 12:26:18,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:18,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485556549] [2020-10-16 12:26:18,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:22,365 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-10-16 12:26:22,751 WARN L193 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 38 [2020-10-16 12:26:23,001 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 43 [2020-10-16 12:26:23,398 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 53 [2020-10-16 12:26:24,107 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 54 [2020-10-16 12:26:25,041 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 59 [2020-10-16 12:26:25,824 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 55 [2020-10-16 12:26:26,453 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 54 [2020-10-16 12:26:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:26,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485556549] [2020-10-16 12:26:26,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:26,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-10-16 12:26:26,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1917974481] [2020-10-16 12:26:26,635 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:26,637 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:26,641 INFO L258 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2020-10-16 12:26:26,641 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:26,641 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:26,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-16 12:26:26,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:26,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-16 12:26:26,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-16 12:26:26,642 INFO L87 Difference]: Start difference. First operand 1211 states and 3116 transitions. Second operand 12 states. [2020-10-16 12:26:27,112 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 44 [2020-10-16 12:26:29,607 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2020-10-16 12:26:34,483 WARN L193 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 103 [2020-10-16 12:26:39,678 WARN L193 SmtUtils]: Spent 3.54 s on a formula simplification that was a NOOP. DAG size: 115 [2020-10-16 12:26:51,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:51,836 INFO L93 Difference]: Finished difference Result 1235 states and 3190 transitions. [2020-10-16 12:26:51,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 12:26:51,837 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-10-16 12:26:51,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:51,844 INFO L225 Difference]: With dead ends: 1235 [2020-10-16 12:26:51,844 INFO L226 Difference]: Without dead ends: 1220 [2020-10-16 12:26:51,844 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 12.7s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2020-10-16 12:26:51,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2020-10-16 12:26:51,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 1121. [2020-10-16 12:26:51,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1121 states. [2020-10-16 12:26:51,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 2906 transitions. [2020-10-16 12:26:51,873 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 2906 transitions. Word has length 15 [2020-10-16 12:26:51,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:51,874 INFO L481 AbstractCegarLoop]: Abstraction has 1121 states and 2906 transitions. [2020-10-16 12:26:51,874 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-16 12:26:51,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2906 transitions. [2020-10-16 12:26:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-16 12:26:51,876 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:51,876 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:51,877 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 12:26:51,877 INFO L429 AbstractCegarLoop]: === Iteration 9 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:51,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:51,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1224679170, now seen corresponding path program 1 times [2020-10-16 12:26:51,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:51,886 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636042754] [2020-10-16 12:26:51,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:51,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:26:51,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636042754] [2020-10-16 12:26:51,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:26:51,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 12:26:51,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1912684280] [2020-10-16 12:26:51,932 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:26:51,943 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:26:52,000 INFO L258 McrAutomatonBuilder]: Finished intersection with 86 states and 133 transitions. [2020-10-16 12:26:52,000 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:26:52,206 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:26:52,206 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 12:26:52,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:26:52,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 12:26:52,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:26:52,207 INFO L87 Difference]: Start difference. First operand 1121 states and 2906 transitions. Second operand 3 states. [2020-10-16 12:26:52,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:26:52,254 INFO L93 Difference]: Finished difference Result 514 states and 1138 transitions. [2020-10-16 12:26:52,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 12:26:52,255 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-10-16 12:26:52,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:26:52,258 INFO L225 Difference]: With dead ends: 514 [2020-10-16 12:26:52,259 INFO L226 Difference]: Without dead ends: 508 [2020-10-16 12:26:52,259 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 10 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 12:26:52,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2020-10-16 12:26:52,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 412. [2020-10-16 12:26:52,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2020-10-16 12:26:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 915 transitions. [2020-10-16 12:26:52,272 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 915 transitions. Word has length 37 [2020-10-16 12:26:52,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:26:52,273 INFO L481 AbstractCegarLoop]: Abstraction has 412 states and 915 transitions. [2020-10-16 12:26:52,273 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 12:26:52,273 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 915 transitions. [2020-10-16 12:26:52,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 12:26:52,275 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:26:52,275 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:26:52,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 12:26:52,275 INFO L429 AbstractCegarLoop]: === Iteration 10 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:26:52,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:26:52,276 INFO L82 PathProgramCache]: Analyzing trace with hash -905973555, now seen corresponding path program 1 times [2020-10-16 12:26:52,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:26:52,278 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537539299] [2020-10-16 12:26:52,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:26:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:26:55,749 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 32 [2020-10-16 12:26:56,205 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 37 [2020-10-16 12:26:56,810 WARN L193 SmtUtils]: Spent 565.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 51 [2020-10-16 12:26:57,533 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 53 [2020-10-16 12:26:58,257 WARN L193 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 49 [2020-10-16 12:26:59,791 WARN L193 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 50 [2020-10-16 12:27:00,766 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2020-10-16 12:27:02,071 WARN L193 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2020-10-16 12:27:03,166 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 60 [2020-10-16 12:27:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:27:04,459 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537539299] [2020-10-16 12:27:04,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:27:04,459 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-16 12:27:04,459 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [389029145] [2020-10-16 12:27:04,459 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:27:04,467 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:27:04,519 INFO L258 McrAutomatonBuilder]: Finished intersection with 79 states and 118 transitions. [2020-10-16 12:27:04,519 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:27:04,556 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:27:04,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-16 12:27:04,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:27:04,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-16 12:27:04,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2020-10-16 12:27:04,558 INFO L87 Difference]: Start difference. First operand 412 states and 915 transitions. Second operand 20 states. [2020-10-16 12:27:05,240 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 43 [2020-10-16 12:27:09,908 WARN L193 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2020-10-16 12:27:12,488 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2020-10-16 12:27:17,830 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 71 DAG size of output: 63 [2020-10-16 12:27:24,833 WARN L193 SmtUtils]: Spent 1.60 s on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2020-10-16 12:27:28,483 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-10-16 12:27:29,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:27:29,425 INFO L93 Difference]: Finished difference Result 1007 states and 2246 transitions. [2020-10-16 12:27:29,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-16 12:27:29,427 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 38 [2020-10-16 12:27:29,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:27:29,433 INFO L225 Difference]: With dead ends: 1007 [2020-10-16 12:27:29,433 INFO L226 Difference]: Without dead ends: 998 [2020-10-16 12:27:29,434 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 10 SyntacticMatches, 2 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 17.7s TimeCoverageRelationStatistics Valid=238, Invalid=884, Unknown=0, NotChecked=0, Total=1122 [2020-10-16 12:27:29,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 998 states. [2020-10-16 12:27:29,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 998 to 756. [2020-10-16 12:27:29,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 756 states. [2020-10-16 12:27:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 756 states and 1708 transitions. [2020-10-16 12:27:29,453 INFO L78 Accepts]: Start accepts. Automaton has 756 states and 1708 transitions. Word has length 38 [2020-10-16 12:27:29,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:27:29,454 INFO L481 AbstractCegarLoop]: Abstraction has 756 states and 1708 transitions. [2020-10-16 12:27:29,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-16 12:27:29,454 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1708 transitions. [2020-10-16 12:27:29,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-10-16 12:27:29,456 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:27:29,456 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:27:29,457 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 12:27:29,457 INFO L429 AbstractCegarLoop]: === Iteration 11 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:27:29,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:27:29,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1307921833, now seen corresponding path program 2 times [2020-10-16 12:27:29,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:27:29,464 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450188099] [2020-10-16 12:27:29,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:27:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:27:32,704 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 33 [2020-10-16 12:27:33,093 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 37 [2020-10-16 12:27:33,746 WARN L193 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 50 [2020-10-16 12:27:34,567 WARN L193 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 52 [2020-10-16 12:27:36,163 WARN L193 SmtUtils]: Spent 880.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 53 [2020-10-16 12:27:37,623 WARN L193 SmtUtils]: Spent 848.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 50 [2020-10-16 12:27:38,817 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 54 [2020-10-16 12:27:41,197 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 54 [2020-10-16 12:27:42,698 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 77 DAG size of output: 60 [2020-10-16 12:27:44,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:27:44,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450188099] [2020-10-16 12:27:44,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:27:44,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-16 12:27:44,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1277747174] [2020-10-16 12:27:44,284 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:27:44,292 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:27:44,320 INFO L258 McrAutomatonBuilder]: Finished intersection with 77 states and 114 transitions. [2020-10-16 12:27:44,320 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:27:44,341 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2020-10-16 12:27:44,341 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-16 12:27:44,342 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:27:44,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-16 12:27:44,342 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2020-10-16 12:27:44,342 INFO L87 Difference]: Start difference. First operand 756 states and 1708 transitions. Second operand 20 states. [2020-10-16 12:27:45,678 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 45 [2020-10-16 12:27:51,118 WARN L193 SmtUtils]: Spent 660.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2020-10-16 12:27:55,796 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2020-10-16 12:28:00,853 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 71 DAG size of output: 63 [2020-10-16 12:28:15,289 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 77 DAG size of output: 70 [2020-10-16 12:28:23,403 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 45 [2020-10-16 12:28:25,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:28:25,846 INFO L93 Difference]: Finished difference Result 1342 states and 3008 transitions. [2020-10-16 12:28:25,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-16 12:28:25,848 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 38 [2020-10-16 12:28:25,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:28:25,855 INFO L225 Difference]: With dead ends: 1342 [2020-10-16 12:28:25,855 INFO L226 Difference]: Without dead ends: 1333 [2020-10-16 12:28:25,856 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 9 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 23.9s TimeCoverageRelationStatistics Valid=239, Invalid=883, Unknown=0, NotChecked=0, Total=1122 [2020-10-16 12:28:25,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1333 states. [2020-10-16 12:28:25,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1333 to 709. [2020-10-16 12:28:25,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 709 states. [2020-10-16 12:28:25,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 709 states and 1607 transitions. [2020-10-16 12:28:25,877 INFO L78 Accepts]: Start accepts. Automaton has 709 states and 1607 transitions. Word has length 38 [2020-10-16 12:28:25,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:28:25,878 INFO L481 AbstractCegarLoop]: Abstraction has 709 states and 1607 transitions. [2020-10-16 12:28:25,878 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-16 12:28:25,878 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1607 transitions. [2020-10-16 12:28:25,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-10-16 12:28:25,879 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:28:25,879 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:28:25,880 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 12:28:25,880 INFO L429 AbstractCegarLoop]: === Iteration 12 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:28:25,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:28:25,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1981432261, now seen corresponding path program 1 times [2020-10-16 12:28:25,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:28:25,883 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409808356] [2020-10-16 12:28:25,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:28:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:28:26,273 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 27 DAG size of output: 22 [2020-10-16 12:28:26,793 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 21 [2020-10-16 12:28:26,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:28:26,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409808356] [2020-10-16 12:28:26,906 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:28:26,906 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 12:28:26,906 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [312702011] [2020-10-16 12:28:26,906 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:28:26,918 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:28:26,955 INFO L258 McrAutomatonBuilder]: Finished intersection with 80 states and 119 transitions. [2020-10-16 12:28:26,956 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:28:27,021 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [42531#(not (= 400 (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))))] [2020-10-16 12:28:27,021 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 12:28:27,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:28:27,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 12:28:27,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2020-10-16 12:28:27,022 INFO L87 Difference]: Start difference. First operand 709 states and 1607 transitions. Second operand 14 states. [2020-10-16 12:28:28,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:28:28,498 INFO L93 Difference]: Finished difference Result 755 states and 1703 transitions. [2020-10-16 12:28:28,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 12:28:28,502 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 39 [2020-10-16 12:28:28,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:28:28,505 INFO L225 Difference]: With dead ends: 755 [2020-10-16 12:28:28,506 INFO L226 Difference]: Without dead ends: 755 [2020-10-16 12:28:28,506 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=125, Invalid=295, Unknown=0, NotChecked=0, Total=420 [2020-10-16 12:28:28,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2020-10-16 12:28:28,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 736. [2020-10-16 12:28:28,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 736 states. [2020-10-16 12:28:28,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 736 states and 1663 transitions. [2020-10-16 12:28:28,522 INFO L78 Accepts]: Start accepts. Automaton has 736 states and 1663 transitions. Word has length 39 [2020-10-16 12:28:28,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:28:28,523 INFO L481 AbstractCegarLoop]: Abstraction has 736 states and 1663 transitions. [2020-10-16 12:28:28,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 12:28:28,523 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1663 transitions. [2020-10-16 12:28:28,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-10-16 12:28:28,525 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:28:28,525 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:28:28,525 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 12:28:28,525 INFO L429 AbstractCegarLoop]: === Iteration 13 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:28:28,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:28:28,526 INFO L82 PathProgramCache]: Analyzing trace with hash 761173299, now seen corresponding path program 2 times [2020-10-16 12:28:28,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:28:28,535 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778788893] [2020-10-16 12:28:28,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:28:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:28:29,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:28:29,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778788893] [2020-10-16 12:28:29,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:28:29,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 12:28:29,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [628848997] [2020-10-16 12:28:29,509 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:28:29,520 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:28:29,545 INFO L258 McrAutomatonBuilder]: Finished intersection with 58 states and 75 transitions. [2020-10-16 12:28:29,545 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:28:29,609 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 1 new interpolants: [44786#(not (= 400 (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))))] [2020-10-16 12:28:29,610 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-16 12:28:29,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:28:29,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-16 12:28:29,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2020-10-16 12:28:29,610 INFO L87 Difference]: Start difference. First operand 736 states and 1663 transitions. Second operand 14 states. [2020-10-16 12:28:31,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:28:31,106 INFO L93 Difference]: Finished difference Result 657 states and 1459 transitions. [2020-10-16 12:28:31,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-16 12:28:31,109 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 39 [2020-10-16 12:28:31,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:28:31,113 INFO L225 Difference]: With dead ends: 657 [2020-10-16 12:28:31,113 INFO L226 Difference]: Without dead ends: 657 [2020-10-16 12:28:31,113 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=121, Invalid=299, Unknown=0, NotChecked=0, Total=420 [2020-10-16 12:28:31,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2020-10-16 12:28:31,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 637. [2020-10-16 12:28:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 637 states. [2020-10-16 12:28:31,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 637 states and 1419 transitions. [2020-10-16 12:28:31,126 INFO L78 Accepts]: Start accepts. Automaton has 637 states and 1419 transitions. Word has length 39 [2020-10-16 12:28:31,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:28:31,127 INFO L481 AbstractCegarLoop]: Abstraction has 637 states and 1419 transitions. [2020-10-16 12:28:31,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-16 12:28:31,127 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1419 transitions. [2020-10-16 12:28:31,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-16 12:28:31,128 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:28:31,128 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:28:31,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 12:28:31,129 INFO L429 AbstractCegarLoop]: === Iteration 14 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:28:31,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:28:31,129 INFO L82 PathProgramCache]: Analyzing trace with hash -533631429, now seen corresponding path program 1 times [2020-10-16 12:28:31,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:28:31,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096355505] [2020-10-16 12:28:31,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:28:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:28:31,738 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2020-10-16 12:28:32,406 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 50 [2020-10-16 12:28:32,754 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 39 [2020-10-16 12:28:32,951 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2020-10-16 12:28:33,154 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 27 [2020-10-16 12:28:33,456 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 30 [2020-10-16 12:28:34,072 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 32 [2020-10-16 12:28:34,346 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 39 [2020-10-16 12:28:34,579 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 32 [2020-10-16 12:28:35,358 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 23 [2020-10-16 12:28:35,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:28:35,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096355505] [2020-10-16 12:28:35,647 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:28:35,647 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-10-16 12:28:35,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [96048089] [2020-10-16 12:28:35,647 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:28:35,659 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:28:35,698 INFO L258 McrAutomatonBuilder]: Finished intersection with 83 states and 124 transitions. [2020-10-16 12:28:35,698 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:28:36,053 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 32 [2020-10-16 12:28:36,824 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 67 [2020-10-16 12:28:37,233 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-10-16 12:28:37,762 WARN L193 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-10-16 12:28:37,770 INFO L603 QuantifierPusher]: Distributing 6 disjuncts over 2 conjuncts [2020-10-16 12:28:37,772 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,773 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,774 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:37,775 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,776 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:37,777 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:37,778 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:37,779 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:37,783 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,786 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,787 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:37,789 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,791 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,794 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:37,796 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,796 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:37,797 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,800 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,804 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,805 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:37,807 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,809 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:37,812 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:37,814 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:37,815 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:37,816 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 6 conjuncts [2020-10-16 12:28:37,820 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:37,823 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 6 conjuncts [2020-10-16 12:28:37,826 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,827 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:37,828 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,831 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:37,833 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:37,834 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,836 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:37,837 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,838 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:37,841 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,841 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:37,842 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,844 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,847 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:37,847 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,848 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:37,849 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,851 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:37,853 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:37,854 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:37,854 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:37,856 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,860 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:37,861 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:37,862 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:37,863 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,870 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:37,871 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:37,875 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 12:28:38,344 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 30 [2020-10-16 12:28:39,058 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 67 [2020-10-16 12:28:39,512 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2020-10-16 12:28:40,097 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2020-10-16 12:28:40,101 INFO L603 QuantifierPusher]: Distributing 5 disjuncts over 2 conjuncts [2020-10-16 12:28:40,102 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,103 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,104 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:40,105 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,105 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:40,106 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:40,107 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:40,107 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:40,108 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,110 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,112 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:40,112 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,114 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,115 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:40,116 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,117 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:40,118 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,119 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,121 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,122 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:40,123 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,124 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:40,127 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:40,128 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:40,128 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:40,129 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 6 conjuncts [2020-10-16 12:28:40,130 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:40,132 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 6 conjuncts [2020-10-16 12:28:40,134 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,136 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:40,137 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,138 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:40,140 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:40,141 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,142 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 5 conjuncts [2020-10-16 12:28:40,142 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,144 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 5 conjuncts [2020-10-16 12:28:40,146 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,147 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:40,149 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,151 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,153 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:40,154 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,154 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 4 conjuncts [2020-10-16 12:28:40,155 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,156 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 4 conjuncts [2020-10-16 12:28:40,158 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:40,159 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:40,159 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:40,160 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,162 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:40,163 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:40,164 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:28:40,165 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,166 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 3 conjuncts [2020-10-16 12:28:40,167 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 3 conjuncts [2020-10-16 12:28:40,168 INFO L603 QuantifierPusher]: Distributing 3 disjuncts over 2 conjuncts [2020-10-16 12:28:40,192 INFO L313 McrAutomatonBuilder]: Construction finished. MCR generated 8 new interpolants: [46753#(and (not (= |~#queue~0.base| |~#stored_elements~0.base|)) (= |~#stored_elements~0.offset| 0) (= t2Thread1of1ForFork1_~i~1 0) (= (select (select |#memory_int| |~#queue~0.base|) 1600) 0) (or (and (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0) (= (select (select |#memory_int| |~#queue~0.base|) 0) t1Thread1of1ForFork0_~value~0)) (and (not (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0)) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (select (select |#memory_int| |~#queue~0.base|) 0)))) (= |~#queue~0.offset| 0)), 46754#(and (not (= |~#queue~0.base| |~#stored_elements~0.base|)) (= |~#stored_elements~0.offset| 0) (= t2Thread1of1ForFork1_~i~1 0) (or (and (= (select (select |#memory_int| |~#queue~0.base|) 1600) 0) (not (and (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0)))) (and (= (+ |t1Thread1of1ForFork0_enqueue_#t~post42| 1) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (or (and (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0) (or (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ |t1Thread1of1ForFork0_enqueue_#t~post42| 1) t1Thread1of1ForFork0_~value~0)) (and (= (select (select |#memory_int| |~#queue~0.base|) 0) t1Thread1of1ForFork0_~value~0) (not (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))))) (and (or (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (+ |t1Thread1of1ForFork0_enqueue_#t~post42| 1))) (and (not (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base))) (or (and (= (select (select |#memory_int| |~#queue~0.base|) 0) (+ |t1Thread1of1ForFork0_enqueue_#t~post42| 1)) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|) (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|)) (and (not (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|) (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|))) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (select (select |#memory_int| |~#queue~0.base|) 0)))))) (not (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0)))) (= |~#queue~0.offset| 0)), 46755#(and (not (= |~#queue~0.base| |~#stored_elements~0.base|)) (= |~#stored_elements~0.offset| 0) (= t2Thread1of1ForFork1_~i~1 0) (or (and (or (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (= (select (select |#memory_int| |~#queue~0.base|) 1600) 0)) (and (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) 0) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (= |~#queue~0.offset| 0) (or (and (not (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0)) (or (and (or (and (or (not (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|))) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (select (select |#memory_int| |~#queue~0.base|) 0))) (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|) (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|) (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) (select (select |#memory_int| |~#queue~0.base|) 0)))) (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))) (and (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|)) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))) (and (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0) (or (and (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base))) (= (select (select |#memory_int| |~#queue~0.base|) 0) t1Thread1of1ForFork0_~value~0)) (and (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) t1Thread1of1ForFork0_~value~0) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))))), 46756#(or (= 400 (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))) (and (not (= |~#queue~0.base| |~#stored_elements~0.base|)) (= |~#stored_elements~0.offset| 0) (= t2Thread1of1ForFork1_~i~1 0) (or (and (or (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (= (select (select |#memory_int| |~#queue~0.base|) 1600) 0)) (and (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) 0) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (= |~#queue~0.offset| 0) (or (and (not (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0)) (or (and (or (and (or (not (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|))) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (select (select |#memory_int| |~#queue~0.base|) 0))) (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|) (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|) (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) (select (select |#memory_int| |~#queue~0.base|) 0)))) (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))) (and (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|)) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))) (and (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0) (or (and (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base))) (= (select (select |#memory_int| |~#queue~0.base|) 0) t1Thread1of1ForFork0_~value~0)) (and (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) t1Thread1of1ForFork0_~value~0) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base))))))), 46757#(and (not (= |~#queue~0.base| |~#stored_elements~0.base|)) (= |~#stored_elements~0.offset| 0) (= (select (select |#memory_int| |~#queue~0.base|) 1600) 0) (or (and (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0) (= (select (select |#memory_int| |~#queue~0.base|) 0) t1Thread1of1ForFork0_~value~0)) (and (not (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0)) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (select (select |#memory_int| |~#queue~0.base|) 0)))) (= |~#queue~0.offset| 0)), 46758#(and (not (= |~#queue~0.base| |~#stored_elements~0.base|)) (= |~#stored_elements~0.offset| 0) (or (and (= (select (select |#memory_int| |~#queue~0.base|) 1600) 0) (not (and (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0)))) (and (= (+ |t1Thread1of1ForFork0_enqueue_#t~post42| 1) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (or (and (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0) (or (and (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base))) (= (select (select |#memory_int| |~#queue~0.base|) 0) t1Thread1of1ForFork0_~value~0)) (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ |t1Thread1of1ForFork0_enqueue_#t~post42| 1) t1Thread1of1ForFork0_~value~0)))) (and (or (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (+ |t1Thread1of1ForFork0_enqueue_#t~post42| 1))) (and (or (and (= (select (select |#memory_int| |~#queue~0.base|) 0) (+ |t1Thread1of1ForFork0_enqueue_#t~post42| 1)) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|) (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|)) (and (or (not (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|))) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (select (select |#memory_int| |~#queue~0.base|) 0)))) (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base))))) (not (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0)))) (= |~#queue~0.offset| 0)), 46759#(and (not (= |~#queue~0.base| |~#stored_elements~0.base|)) (= |~#stored_elements~0.offset| 0) (or (and (or (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (= (select (select |#memory_int| |~#queue~0.base|) 1600) 0)) (and (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) 0) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (= |~#queue~0.offset| 0) (or (and (not (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0)) (or (and (or (and (or (not (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|))) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (select (select |#memory_int| |~#queue~0.base|) 0))) (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|) (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|) (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) (select (select |#memory_int| |~#queue~0.base|) 0)))) (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))) (and (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|)) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))) (and (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0) (or (and (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base))) (= (select (select |#memory_int| |~#queue~0.base|) 0) t1Thread1of1ForFork0_~value~0)) (and (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) t1Thread1of1ForFork0_~value~0) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))))), 46760#(or (= 400 (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604))) (and (not (= |~#queue~0.base| |~#stored_elements~0.base|)) (= |~#stored_elements~0.offset| 0) (or (and (or (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (= (select (select |#memory_int| |~#queue~0.base|) 1600) 0)) (and (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base) (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) 0) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 4) 0))) (= |~#queue~0.offset| 0) (or (and (not (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0)) (or (and (or (and (or (not (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|)) (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|))) (= (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|) (select (select |#memory_int| |~#queue~0.base|) 0))) (and (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) |~#stored_elements~0.offset|) (= t1Thread1of1ForFork0_enqueue_~q.base |~#stored_elements~0.base|) (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) (select (select |#memory_int| |~#queue~0.base|) 0)))) (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))) (and (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) (select (select |#memory_int| |~#stored_elements~0.base|) |~#stored_elements~0.offset|)) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))) (and (= (+ (* 4 t1Thread1of1ForFork0_~i~0) 4) 0) (or (and (or (not (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0)) (not (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base))) (= (select (select |#memory_int| |~#queue~0.base|) 0) t1Thread1of1ForFork0_~value~0)) (and (= (+ (select (select |#memory_int| t1Thread1of1ForFork0_enqueue_~q.base) (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604)) 1) t1Thread1of1ForFork0_~value~0) (= (+ t1Thread1of1ForFork0_enqueue_~q.offset 1604) 0) (= |~#queue~0.base| t1Thread1of1ForFork0_enqueue_~q.base)))))))] [2020-10-16 12:28:40,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-16 12:28:40,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 12:28:40,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-16 12:28:40,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=725, Unknown=0, NotChecked=0, Total=812 [2020-10-16 12:28:40,194 INFO L87 Difference]: Start difference. First operand 637 states and 1419 transitions. Second operand 29 states. [2020-10-16 12:28:40,878 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2020-10-16 12:28:42,040 WARN L193 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2020-10-16 12:28:43,217 WARN L193 SmtUtils]: Spent 694.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 63 [2020-10-16 12:28:44,969 WARN L193 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2020-10-16 12:28:46,910 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 35 [2020-10-16 12:28:47,985 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 37 [2020-10-16 12:28:48,270 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 40 [2020-10-16 12:28:49,311 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 42 [2020-10-16 12:28:49,600 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 43 [2020-10-16 12:28:50,789 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 48 [2020-10-16 12:28:51,244 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 32 [2020-10-16 12:28:53,541 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 42 [2020-10-16 12:28:54,130 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 53 [2020-10-16 12:28:54,994 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 55 [2020-10-16 12:28:55,360 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 48 [2020-10-16 12:28:55,924 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 49 [2020-10-16 12:28:56,495 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2020-10-16 12:28:57,417 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 44 [2020-10-16 12:28:59,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-16 12:28:59,302 INFO L93 Difference]: Finished difference Result 1281 states and 2860 transitions. [2020-10-16 12:28:59,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-16 12:28:59,306 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 40 [2020-10-16 12:28:59,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-16 12:28:59,313 INFO L225 Difference]: With dead ends: 1281 [2020-10-16 12:28:59,313 INFO L226 Difference]: Without dead ends: 1236 [2020-10-16 12:28:59,315 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 559 ImplicationChecksByTransitivity, 16.4s TimeCoverageRelationStatistics Valid=432, Invalid=2874, Unknown=0, NotChecked=0, Total=3306 [2020-10-16 12:28:59,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2020-10-16 12:28:59,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 782. [2020-10-16 12:28:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 782 states. [2020-10-16 12:28:59,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 782 states and 1732 transitions. [2020-10-16 12:28:59,334 INFO L78 Accepts]: Start accepts. Automaton has 782 states and 1732 transitions. Word has length 40 [2020-10-16 12:28:59,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-16 12:28:59,334 INFO L481 AbstractCegarLoop]: Abstraction has 782 states and 1732 transitions. [2020-10-16 12:28:59,334 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-16 12:28:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1732 transitions. [2020-10-16 12:28:59,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-16 12:28:59,336 INFO L414 BasicCegarLoop]: Found error trace [2020-10-16 12:28:59,337 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 12:28:59,337 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-16 12:28:59,337 INFO L429 AbstractCegarLoop]: === Iteration 15 === [t1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION, t1Err0ASSERT_VIOLATIONERROR_FUNCTION, t2Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-16 12:28:59,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 12:28:59,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1320854049, now seen corresponding path program 2 times [2020-10-16 12:28:59,347 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 12:28:59,348 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299644802] [2020-10-16 12:28:59,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 12:28:59,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 12:29:02,977 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 33 [2020-10-16 12:29:03,406 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 41 [2020-10-16 12:29:04,645 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 125 DAG size of output: 56 [2020-10-16 12:29:06,809 WARN L193 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 121 DAG size of output: 66 [2020-10-16 12:29:09,049 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 116 DAG size of output: 63 [2020-10-16 12:29:13,402 WARN L193 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 109 DAG size of output: 64 [2020-10-16 12:29:18,770 WARN L193 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 99 DAG size of output: 67 [2020-10-16 12:29:22,675 WARN L193 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 88 DAG size of output: 68 [2020-10-16 12:29:28,470 WARN L193 SmtUtils]: Spent 3.04 s on a formula simplification. DAG size of input: 90 DAG size of output: 70 [2020-10-16 12:29:33,512 WARN L193 SmtUtils]: Spent 4.09 s on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2020-10-16 12:29:33,941 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-10-16 12:29:34,427 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 43 [2020-10-16 12:29:35,038 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 50 [2020-10-16 12:29:35,790 WARN L193 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 44 [2020-10-16 12:29:36,671 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 38 [2020-10-16 12:29:37,112 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2020-10-16 12:29:37,610 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 33 [2020-10-16 12:29:38,093 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 34 [2020-10-16 12:29:38,463 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 30 [2020-10-16 12:29:38,912 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 27 [2020-10-16 12:29:38,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 12:29:38,936 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299644802] [2020-10-16 12:29:38,936 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 12:29:38,936 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2020-10-16 12:29:38,936 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1499366020] [2020-10-16 12:29:38,936 INFO L200 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2020-10-16 12:29:38,945 INFO L255 McrAutomatonBuilder]: Started intersection. [2020-10-16 12:29:38,983 INFO L258 McrAutomatonBuilder]: Finished intersection with 83 states and 124 transitions. [2020-10-16 12:29:38,983 INFO L282 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2020-10-16 12:29:40,212 WARN L193 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2020-10-16 12:29:41,020 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 38 [2020-10-16 12:29:41,684 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:29:42,601 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2020-10-16 12:29:43,105 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 39 [2020-10-16 12:29:44,776 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-10-16 12:29:53,038 WARN L193 SmtUtils]: Spent 5.68 s on a formula simplification. DAG size of input: 90 DAG size of output: 77 [2020-10-16 12:30:06,300 WARN L193 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 111 Received shutdown request... [2020-10-16 12:30:18,210 WARN L210 SmtUtils]: Removed 10 from assertion stack [2020-10-16 12:30:18,211 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-16 12:30:18,212 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-16 12:30:18,216 WARN L235 ceAbstractionStarter]: Timeout [2020-10-16 12:30:18,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:30:18 BasicIcfg [2020-10-16 12:30:18,217 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 12:30:18,219 INFO L168 Benchmark]: Toolchain (without parser) took 257533.52 ms. Allocated memory was 138.4 MB in the beginning and 668.5 MB in the end (delta: 530.1 MB). Free memory was 99.0 MB in the beginning and 112.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 516.5 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:18,219 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.5 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-10-16 12:30:18,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 834.29 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 99.0 MB in the beginning and 132.7 MB in the end (delta: -33.7 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:18,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.13 ms. Allocated memory is still 202.4 MB. Free memory was 132.7 MB in the beginning and 129.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:18,220 INFO L168 Benchmark]: Boogie Preprocessor took 60.29 ms. Allocated memory is still 202.4 MB. Free memory was 129.8 MB in the beginning and 126.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:18,222 INFO L168 Benchmark]: RCFGBuilder took 884.11 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 126.8 MB in the beginning and 197.2 MB in the end (delta: -70.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:18,222 INFO L168 Benchmark]: TraceAbstraction took 255650.49 ms. Allocated memory was 233.8 MB in the beginning and 668.5 MB in the end (delta: 434.6 MB). Free memory was 197.2 MB in the beginning and 112.6 MB in the end (delta: 84.5 MB). Peak memory consumption was 519.2 MB. Max. memory is 7.1 GB. [2020-10-16 12:30:18,224 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.5 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 834.29 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 99.0 MB in the beginning and 132.7 MB in the end (delta: -33.7 MB). Peak memory consumption was 35.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 92.13 ms. Allocated memory is still 202.4 MB. Free memory was 132.7 MB in the beginning and 129.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 60.29 ms. Allocated memory is still 202.4 MB. Free memory was 129.8 MB in the beginning and 126.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 884.11 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 126.8 MB in the beginning and 197.2 MB in the end (delta: -70.3 MB). Peak memory consumption was 46.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 255650.49 ms. Allocated memory was 233.8 MB in the beginning and 668.5 MB in the end (delta: 434.6 MB). Free memory was 197.2 MB in the beginning and 112.6 MB in the end (delta: 84.5 MB). Peak memory consumption was 519.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 7965 VarBasedMoverChecksPositive, 130 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 591 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 6.2s, 234 PlacesBefore, 71 PlacesAfterwards, 244 TransitionsBefore, 76 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 7 FixpointIterations, 62 TrivialSequentialCompositions, 110 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 20 ConcurrentYvCompositions, 5 ChoiceCompositions, 201 TotalNumberOfCompositions, 39848 MoverChecksTotal - 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 PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 112 for 4320ms.. - 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 PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 112 for 4320ms.. - 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 PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 112 for 4320ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 228 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 255.4s, OverallIterations: 15, TraceHistogramMax: 1, AutomataDifference: 118.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 6.3s, HoareTripleCheckerStatistics: 928 SDtfs, 1564 SDslu, 4262 SDs, 0 SdLazy, 7009 SolverSat, 321 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 69.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 108 SyntacticMatches, 23 SemanticMatches, 213 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1169 ImplicationChecksByTransitivity, 77.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1506occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 1698 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 44.4s InterpolantComputationTime, 328 NumberOfCodeBlocks, 328 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 314 ConstructedInterpolants, 0 QuantifiedInterpolants, 993893 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 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