/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe-SemanticLooper.epf -i ../../../trunk/examples/svcomp/pthread/queue_longest.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-7bb8cbd [2020-10-16 03:10:07,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-16 03:10:07,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-16 03:10:07,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-16 03:10:07,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-16 03:10:07,516 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-16 03:10:07,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-16 03:10:07,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-16 03:10:07,526 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-16 03:10:07,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-16 03:10:07,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-16 03:10:07,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-16 03:10:07,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-16 03:10:07,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-16 03:10:07,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-16 03:10:07,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-16 03:10:07,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-16 03:10:07,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-16 03:10:07,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-16 03:10:07,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-16 03:10:07,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-16 03:10:07,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-16 03:10:07,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-16 03:10:07,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-16 03:10:07,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-16 03:10:07,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-16 03:10:07,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-16 03:10:07,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-16 03:10:07,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-16 03:10:07,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-16 03:10:07,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-16 03:10:07,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-16 03:10:07,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-16 03:10:07,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-16 03:10:07,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-16 03:10:07,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-16 03:10:07,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-16 03:10:07,579 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-16 03:10:07,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-16 03:10:07,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-16 03:10:07,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-16 03:10:07,583 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-SemanticLbe-SemanticLooper.epf [2020-10-16 03:10:07,620 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-16 03:10:07,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-16 03:10:07,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-16 03:10:07,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-16 03:10:07,623 INFO L138 SettingsManager]: * Use SBE=true [2020-10-16 03:10:07,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-16 03:10:07,623 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-16 03:10:07,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-16 03:10:07,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-16 03:10:07,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-16 03:10:07,625 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-16 03:10:07,625 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-16 03:10:07,625 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-16 03:10:07,626 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-16 03:10:07,626 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-16 03:10:07,626 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-16 03:10:07,626 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-16 03:10:07,626 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-16 03:10:07,626 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-16 03:10:07,627 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-16 03:10:07,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-16 03:10:07,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 03:10:07,627 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-16 03:10:07,627 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-16 03:10:07,628 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-16 03:10:07,628 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-16 03:10:07,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-16 03:10:07,628 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2020-10-16 03:10:07,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-16 03:10:07,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-16 03:10:07,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-16 03:10:07,956 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-16 03:10:07,957 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-16 03:10:07,958 INFO L275 PluginConnector]: CDTParser initialized [2020-10-16 03:10:07,959 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2020-10-16 03:10:08,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2017cdd96/a44437814b87426a9d03f002c7f23dba/FLAG43bbd6b8d [2020-10-16 03:10:08,646 INFO L306 CDTParser]: Found 1 translation units. [2020-10-16 03:10:08,647 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i [2020-10-16 03:10:08,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2017cdd96/a44437814b87426a9d03f002c7f23dba/FLAG43bbd6b8d [2020-10-16 03:10:08,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2017cdd96/a44437814b87426a9d03f002c7f23dba [2020-10-16 03:10:08,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-16 03:10:08,856 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-16 03:10:08,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-16 03:10:08,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-16 03:10:08,864 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-16 03:10:08,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:10:08" (1/1) ... [2020-10-16 03:10:08,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f3c5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:08, skipping insertion in model container [2020-10-16 03:10:08,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 03:10:08" (1/1) ... [2020-10-16 03:10:08,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-16 03:10:08,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-16 03:10:09,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 03:10:09,533 INFO L203 MainTranslator]: Completed pre-run [2020-10-16 03:10:09,625 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-16 03:10:09,860 INFO L208 MainTranslator]: Completed translation [2020-10-16 03:10:09,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09 WrapperNode [2020-10-16 03:10:09,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-16 03:10:09,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-16 03:10:09,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-16 03:10:09,864 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-16 03:10:09,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:09,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:09,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-16 03:10:09,985 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-16 03:10:09,985 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-16 03:10:09,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-16 03:10:09,997 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:09,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:10,003 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:10,003 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:10,015 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:10,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:10,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... [2020-10-16 03:10:10,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-16 03:10:10,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-16 03:10:10,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-16 03:10:10,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-16 03:10:10,029 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-16 03:10:10,095 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-10-16 03:10:10,095 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-10-16 03:10:10,095 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-10-16 03:10:10,096 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-10-16 03:10:10,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-16 03:10:10,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-16 03:10:10,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-16 03:10:10,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-16 03:10:10,097 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-10-16 03:10:10,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-16 03:10:10,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-16 03:10:10,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-16 03:10:10,101 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 03:10:10,737 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-16 03:10:10,737 INFO L298 CfgBuilder]: Removed 18 assume(true) statements. [2020-10-16 03:10:10,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:10:10 BoogieIcfgContainer [2020-10-16 03:10:10,740 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-16 03:10:10,741 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-16 03:10:10,742 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-16 03:10:10,745 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-16 03:10:10,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 03:10:08" (1/3) ... [2020-10-16 03:10:10,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eaffddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:10:10, skipping insertion in model container [2020-10-16 03:10:10,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 03:10:09" (2/3) ... [2020-10-16 03:10:10,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@eaffddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 03:10:10, skipping insertion in model container [2020-10-16 03:10:10,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 03:10:10" (3/3) ... [2020-10-16 03:10:10,750 INFO L111 eAbstractionObserver]: Analyzing ICFG queue_longest.i [2020-10-16 03:10:10,762 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-16 03:10:10,771 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-10-16 03:10:10,772 INFO L348 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2020-10-16 03:10:10,818 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,819 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,819 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,819 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,819 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,820 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,820 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,820 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,820 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,821 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,821 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,821 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,821 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,822 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,822 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,822 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,822 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,822 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,823 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,823 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,824 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,824 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,824 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,824 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,824 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,825 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,825 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,825 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,825 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,826 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,826 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,826 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,826 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,826 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,827 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,827 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,827 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,827 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,828 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,828 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,828 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,828 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,828 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,829 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,829 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,829 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,829 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,830 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,830 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,830 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,830 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,831 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,831 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,831 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,831 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,831 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,832 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,832 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,832 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,832 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,832 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,833 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,833 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,833 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,833 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,833 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,834 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,834 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,834 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,834 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,835 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,835 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,835 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,835 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,836 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,836 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,836 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,836 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,837 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,837 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,838 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,838 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,838 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,839 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,839 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,840 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,841 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,842 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,843 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,844 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,844 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,845 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,846 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,846 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,846 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,846 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,846 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,847 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,847 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,847 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,847 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,847 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,848 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,849 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,849 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,849 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,849 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,849 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,849 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,850 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,850 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,850 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,851 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,851 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,851 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,851 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,851 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,852 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,852 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,852 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,852 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,852 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,853 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,853 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,853 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,854 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,854 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,854 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,855 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,855 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,855 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,856 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,857 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,857 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,857 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,857 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,858 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,859 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,859 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,859 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,860 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,860 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,861 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,862 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,862 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,863 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,864 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,864 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,865 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,867 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,867 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,868 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,868 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,869 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,891 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,892 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,892 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,892 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,893 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,893 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,894 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,894 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,895 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,899 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,900 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,900 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,900 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,901 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,901 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,901 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,902 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,902 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,902 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,902 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,903 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,903 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,905 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,905 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,906 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,906 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,906 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,906 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,906 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,907 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,907 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,907 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,907 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,907 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,907 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,908 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,908 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,908 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,908 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,908 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,908 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,909 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,909 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,909 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,916 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,917 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,917 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,917 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,918 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,918 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~value~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,918 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,918 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,918 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,918 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,919 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,919 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,919 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,919 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,919 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_enqueue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,920 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~post42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~ret57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,921 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,921 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~post54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_empty_#t~mem30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#t~mem37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,922 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_enqueue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,923 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,923 WARN L313 ript$VariableManager]: TermVariabe t1Thread1of1ForFork0_empty_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,923 WARN L313 ript$VariableManager]: TermVariabe |t1Thread1of1ForFork0_#t~nondet55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,934 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,934 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,934 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,934 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,935 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,935 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,935 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,935 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~q.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,935 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~mem43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,936 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~nondet59| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,936 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,936 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,936 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~ret60| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,936 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,937 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#t~post46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,937 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~post58| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,937 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,937 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_~i~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,937 WARN L313 ript$VariableManager]: TermVariabe t2Thread1of1ForFork1_dequeue_~x~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,938 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_#t~mem61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,938 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,938 WARN L313 ript$VariableManager]: TermVariabe |t2Thread1of1ForFork1_dequeue_#in~q.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2020-10-16 03:10:10,966 INFO L253 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2020-10-16 03:10:10,988 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-16 03:10:10,988 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-16 03:10:10,988 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-16 03:10:10,989 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-16 03:10:10,989 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-16 03:10:10,989 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-16 03:10:10,989 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-16 03:10:10,989 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-16 03:10:11,007 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 234 places, 244 transitions, 510 flow [2020-10-16 03:10:11,097 INFO L129 PetriNetUnfolder]: 16/244 cut-off events. [2020-10-16 03:10:11,098 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2020-10-16 03:10:11,109 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 03:10:11,109 INFO L82 GeneralOperation]: Start removeDead. Operand has 234 places, 244 transitions, 510 flow [2020-10-16 03:10:11,119 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 223 places, 232 transitions, 476 flow [2020-10-16 03:10:11,122 INFO L129 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2020-10-16 03:10:11,128 INFO L144 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 232 transitions, 476 flow [2020-10-16 03:10:11,130 INFO L111 LiptonReduction]: Starting Lipton reduction on Petri net that has 223 places, 232 transitions, 476 flow [2020-10-16 03:10:11,131 INFO L71 FinitePrefix]: Start finitePrefix. Operand has 223 places, 232 transitions, 476 flow [2020-10-16 03:10:11,181 INFO L129 PetriNetUnfolder]: 15/234 cut-off events. [2020-10-16 03:10:11,181 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 03:10:11,190 INFO L80 FinitePrefix]: Finished finitePrefix Result has 243 conditions, 234 events. 15/234 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 319 event pairs, 0 based on Foata normal form. 0/216 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2020-10-16 03:10:11,212 INFO L117 LiptonReduction]: Number of co-enabled transitions 14896 [2020-10-16 03:10:14,600 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 75 [2020-10-16 03:10:16,071 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 107 [2020-10-16 03:10:16,323 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2020-10-16 03:10:16,922 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-10-16 03:10:17,437 WARN L193 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2020-10-16 03:10:18,295 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 146 [2020-10-16 03:10:19,136 WARN L193 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2020-10-16 03:10:19,605 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-16 03:10:20,067 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-10-16 03:10:20,091 INFO L132 LiptonReduction]: Checked pairs total: 36538 [2020-10-16 03:10:20,091 INFO L134 LiptonReduction]: Total number of compositions: 204 [2020-10-16 03:10:20,094 INFO L182 CegarLoopForPetriNet]: Time needed for LBE in milliseconds: 8974 [2020-10-16 03:10:20,100 INFO L129 PetriNetUnfolder]: 0/1 cut-off events. [2020-10-16 03:10:20,100 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 03:10:20,100 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:20,101 INFO L255 CegarLoopForPetriNet]: trace histogram [1] [2020-10-16 03:10:20,101 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 03:10:20,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:20,107 INFO L82 PathProgramCache]: Analyzing trace with hash 958, now seen corresponding path program 1 times [2020-10-16 03:10:20,119 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:20,120 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713457603] [2020-10-16 03:10:20,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:20,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:20,279 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 03:10:20,280 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713457603] [2020-10-16 03:10:20,281 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:20,281 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2020-10-16 03:10:20,282 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279425355] [2020-10-16 03:10:20,289 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-10-16 03:10:20,289 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:20,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-10-16 03:10:20,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-10-16 03:10:20,309 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 425 out of 448 [2020-10-16 03:10:20,314 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 61 places, 65 transitions, 142 flow. Second operand 2 states. [2020-10-16 03:10:20,314 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:20,315 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 425 of 448 [2020-10-16 03:10:20,316 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:20,341 INFO L129 PetriNetUnfolder]: 8/64 cut-off events. [2020-10-16 03:10:20,341 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2020-10-16 03:10:20,342 INFO L80 FinitePrefix]: Finished finitePrefix Result has 74 conditions, 64 events. 8/64 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 121 event pairs, 0 based on Foata normal form. 3/57 useless extension candidates. Maximal degree in co-relation 70. Up to 2 conditions per place. [2020-10-16 03:10:20,346 INFO L132 encePairwiseOnDemand]: 445/448 looper letters, 0 selfloop transitions, 0 changer transitions 0/62 dead transitions. [2020-10-16 03:10:20,346 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 62 transitions, 136 flow [2020-10-16 03:10:20,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-10-16 03:10:20,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-10-16 03:10:20,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 853 transitions. [2020-10-16 03:10:20,371 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.9520089285714286 [2020-10-16 03:10:20,372 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 853 transitions. [2020-10-16 03:10:20,373 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 853 transitions. [2020-10-16 03:10:20,378 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:20,380 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 853 transitions. [2020-10-16 03:10:20,385 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 3 states. [2020-10-16 03:10:20,403 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 3 states. [2020-10-16 03:10:20,403 INFO L81 ComplementDD]: Finished complementDD. Result 3 states. [2020-10-16 03:10:20,405 INFO L185 Difference]: Start difference. First operand has 61 places, 65 transitions, 142 flow. Second operand 2 states and 853 transitions. [2020-10-16 03:10:20,406 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 62 transitions, 136 flow [2020-10-16 03:10:20,412 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 57 places, 62 transitions, 128 flow, removed 0 selfloop flow, removed 4 redundant places. [2020-10-16 03:10:20,415 INFO L241 Difference]: Finished difference. Result has 57 places, 62 transitions, 128 flow [2020-10-16 03:10:20,418 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=56, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=128, PETRI_PLACES=57, PETRI_TRANSITIONS=62} [2020-10-16 03:10:20,419 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, -4 predicate places. [2020-10-16 03:10:20,420 INFO L481 AbstractCegarLoop]: Abstraction has has 57 places, 62 transitions, 128 flow [2020-10-16 03:10:20,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-10-16 03:10:20,420 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:20,420 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:20,420 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-16 03:10:20,421 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 03:10:20,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:20,421 INFO L82 PathProgramCache]: Analyzing trace with hash 100085460, now seen corresponding path program 1 times [2020-10-16 03:10:20,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:20,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194270891] [2020-10-16 03:10:20,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:20,583 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 03:10:20,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194270891] [2020-10-16 03:10:20,584 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:20,584 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 03:10:20,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906235144] [2020-10-16 03:10:20,588 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 03:10:20,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:20,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 03:10:20,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 03:10:20,591 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 411 out of 448 [2020-10-16 03:10:20,592 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 57 places, 62 transitions, 128 flow. Second operand 3 states. [2020-10-16 03:10:20,593 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:20,593 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 411 of 448 [2020-10-16 03:10:20,593 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:20,615 INFO L129 PetriNetUnfolder]: 7/63 cut-off events. [2020-10-16 03:10:20,615 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 03:10:20,616 INFO L80 FinitePrefix]: Finished finitePrefix Result has 72 conditions, 63 events. 7/63 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 118 event pairs, 0 based on Foata normal form. 0/54 useless extension candidates. Maximal degree in co-relation 69. Up to 3 conditions per place. [2020-10-16 03:10:20,616 INFO L132 encePairwiseOnDemand]: 444/448 looper letters, 1 selfloop transitions, 3 changer transitions 0/61 dead transitions. [2020-10-16 03:10:20,617 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 59 places, 61 transitions, 134 flow [2020-10-16 03:10:20,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 03:10:20,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 03:10:20,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1238 transitions. [2020-10-16 03:10:20,621 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.9211309523809523 [2020-10-16 03:10:20,622 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1238 transitions. [2020-10-16 03:10:20,622 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1238 transitions. [2020-10-16 03:10:20,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:20,623 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1238 transitions. [2020-10-16 03:10:20,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 03:10:20,628 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 03:10:20,629 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 03:10:20,629 INFO L185 Difference]: Start difference. First operand has 57 places, 62 transitions, 128 flow. Second operand 3 states and 1238 transitions. [2020-10-16 03:10:20,629 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 59 places, 61 transitions, 134 flow [2020-10-16 03:10:20,630 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 61 transitions, 134 flow, removed 0 selfloop flow, removed 0 redundant places. [2020-10-16 03:10:20,632 INFO L241 Difference]: Finished difference. Result has 59 places, 61 transitions, 132 flow [2020-10-16 03:10:20,632 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=132, PETRI_PLACES=59, PETRI_TRANSITIONS=61} [2020-10-16 03:10:20,633 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, -2 predicate places. [2020-10-16 03:10:20,633 INFO L481 AbstractCegarLoop]: Abstraction has has 59 places, 61 transitions, 132 flow [2020-10-16 03:10:20,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 03:10:20,633 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:20,633 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:20,634 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-16 03:10:20,634 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 03:10:20,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:20,634 INFO L82 PathProgramCache]: Analyzing trace with hash -701533541, now seen corresponding path program 1 times [2020-10-16 03:10:20,635 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:20,635 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704165918] [2020-10-16 03:10:20,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:20,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:20,750 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 03:10:20,750 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704165918] [2020-10-16 03:10:20,751 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:20,751 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-16 03:10:20,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969688015] [2020-10-16 03:10:20,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 03:10:20,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:20,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 03:10:20,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 03:10:20,755 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 404 out of 448 [2020-10-16 03:10:20,758 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 59 places, 61 transitions, 132 flow. Second operand 3 states. [2020-10-16 03:10:20,759 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:20,760 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 404 of 448 [2020-10-16 03:10:20,760 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:20,806 INFO L129 PetriNetUnfolder]: 19/139 cut-off events. [2020-10-16 03:10:20,807 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2020-10-16 03:10:20,808 INFO L80 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 139 events. 19/139 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 284 event pairs, 0 based on Foata normal form. 2/121 useless extension candidates. Maximal degree in co-relation 159. Up to 12 conditions per place. [2020-10-16 03:10:20,809 INFO L132 encePairwiseOnDemand]: 444/448 looper letters, 4 selfloop transitions, 3 changer transitions 0/63 dead transitions. [2020-10-16 03:10:20,809 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 61 places, 63 transitions, 150 flow [2020-10-16 03:10:20,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 03:10:20,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 03:10:20,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1220 transitions. [2020-10-16 03:10:20,814 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.9077380952380952 [2020-10-16 03:10:20,814 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1220 transitions. [2020-10-16 03:10:20,814 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1220 transitions. [2020-10-16 03:10:20,815 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:20,815 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1220 transitions. [2020-10-16 03:10:20,818 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 03:10:20,820 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 03:10:20,820 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 03:10:20,821 INFO L185 Difference]: Start difference. First operand has 59 places, 61 transitions, 132 flow. Second operand 3 states and 1220 transitions. [2020-10-16 03:10:20,821 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 61 places, 63 transitions, 150 flow [2020-10-16 03:10:20,822 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 59 places, 63 transitions, 144 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 03:10:20,824 INFO L241 Difference]: Finished difference. Result has 60 places, 62 transitions, 141 flow [2020-10-16 03:10:20,825 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=126, PETRI_DIFFERENCE_MINUEND_PLACES=57, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=61, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=58, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=141, PETRI_PLACES=60, PETRI_TRANSITIONS=62} [2020-10-16 03:10:20,825 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, -1 predicate places. [2020-10-16 03:10:20,825 INFO L481 AbstractCegarLoop]: Abstraction has has 60 places, 62 transitions, 141 flow [2020-10-16 03:10:20,825 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 03:10:20,825 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:20,826 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:20,826 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-16 03:10:20,826 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 03:10:20,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:20,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1695525752, now seen corresponding path program 1 times [2020-10-16 03:10:20,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:20,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773988728] [2020-10-16 03:10:20,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:21,365 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2020-10-16 03:10:21,418 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 03:10:21,419 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773988728] [2020-10-16 03:10:21,419 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:21,419 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-16 03:10:21,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406941043] [2020-10-16 03:10:21,420 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-16 03:10:21,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:21,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-16 03:10:21,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-16 03:10:21,423 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 259 out of 448 [2020-10-16 03:10:21,424 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 60 places, 62 transitions, 141 flow. Second operand 6 states. [2020-10-16 03:10:21,424 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:21,425 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 259 of 448 [2020-10-16 03:10:21,425 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:21,804 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2020-10-16 03:10:22,646 INFO L129 PetriNetUnfolder]: 609/1260 cut-off events. [2020-10-16 03:10:22,646 INFO L130 PetriNetUnfolder]: For 69/69 co-relation queries the response was YES. [2020-10-16 03:10:22,650 INFO L80 FinitePrefix]: Finished finitePrefix Result has 2380 conditions, 1260 events. 609/1260 cut-off events. For 69/69 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 5775 event pairs, 429 based on Foata normal form. 0/1092 useless extension candidates. Maximal degree in co-relation 2375. Up to 979 conditions per place. [2020-10-16 03:10:22,658 INFO L132 encePairwiseOnDemand]: 441/448 looper letters, 45 selfloop transitions, 9 changer transitions 0/74 dead transitions. [2020-10-16 03:10:22,658 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 65 places, 74 transitions, 273 flow [2020-10-16 03:10:22,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 03:10:22,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-10-16 03:10:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1609 transitions. [2020-10-16 03:10:22,664 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5985863095238095 [2020-10-16 03:10:22,664 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1609 transitions. [2020-10-16 03:10:22,664 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1609 transitions. [2020-10-16 03:10:22,666 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:22,666 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1609 transitions. [2020-10-16 03:10:22,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 7 states. [2020-10-16 03:10:22,674 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 7 states. [2020-10-16 03:10:22,674 INFO L81 ComplementDD]: Finished complementDD. Result 7 states. [2020-10-16 03:10:22,674 INFO L185 Difference]: Start difference. First operand has 60 places, 62 transitions, 141 flow. Second operand 6 states and 1609 transitions. [2020-10-16 03:10:22,674 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 65 places, 74 transitions, 273 flow [2020-10-16 03:10:22,679 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 64 places, 74 transitions, 270 flow, removed 0 selfloop flow, removed 1 redundant places. [2020-10-16 03:10:22,682 INFO L241 Difference]: Finished difference. Result has 68 places, 70 transitions, 196 flow [2020-10-16 03:10:22,682 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=138, PETRI_DIFFERENCE_MINUEND_PLACES=59, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=62, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=56, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=196, PETRI_PLACES=68, PETRI_TRANSITIONS=70} [2020-10-16 03:10:22,683 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 7 predicate places. [2020-10-16 03:10:22,683 INFO L481 AbstractCegarLoop]: Abstraction has has 68 places, 70 transitions, 196 flow [2020-10-16 03:10:22,683 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-16 03:10:22,683 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:22,683 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:22,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-16 03:10:22,684 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 03:10:22,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:22,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1794618206, now seen corresponding path program 1 times [2020-10-16 03:10:22,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:22,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913553417] [2020-10-16 03:10:22,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:22,829 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 03:10:22,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913553417] [2020-10-16 03:10:22,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:22,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 03:10:22,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552255784] [2020-10-16 03:10:22,831 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 03:10:22,831 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:22,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 03:10:22,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-16 03:10:22,835 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 448 [2020-10-16 03:10:22,836 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 68 places, 70 transitions, 196 flow. Second operand 7 states. [2020-10-16 03:10:22,836 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:22,836 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 448 [2020-10-16 03:10:22,836 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:23,373 INFO L129 PetriNetUnfolder]: 698/1432 cut-off events. [2020-10-16 03:10:23,374 INFO L130 PetriNetUnfolder]: For 85/85 co-relation queries the response was YES. [2020-10-16 03:10:23,378 INFO L80 FinitePrefix]: Finished finitePrefix Result has 2798 conditions, 1432 events. 698/1432 cut-off events. For 85/85 co-relation queries the response was YES. Maximal size of possible extension queue 52. Compared 6898 event pairs, 153 based on Foata normal form. 4/1256 useless extension candidates. Maximal degree in co-relation 2789. Up to 836 conditions per place. [2020-10-16 03:10:23,385 INFO L132 encePairwiseOnDemand]: 432/448 looper letters, 65 selfloop transitions, 22 changer transitions 0/107 dead transitions. [2020-10-16 03:10:23,385 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 74 places, 107 transitions, 459 flow [2020-10-16 03:10:23,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-16 03:10:23,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-10-16 03:10:23,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 1840 transitions. [2020-10-16 03:10:23,392 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5867346938775511 [2020-10-16 03:10:23,392 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 1840 transitions. [2020-10-16 03:10:23,392 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 1840 transitions. [2020-10-16 03:10:23,394 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:23,394 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 1840 transitions. [2020-10-16 03:10:23,398 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 8 states. [2020-10-16 03:10:23,403 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 8 states. [2020-10-16 03:10:23,403 INFO L81 ComplementDD]: Finished complementDD. Result 8 states. [2020-10-16 03:10:23,403 INFO L185 Difference]: Start difference. First operand has 68 places, 70 transitions, 196 flow. Second operand 7 states and 1840 transitions. [2020-10-16 03:10:23,403 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 74 places, 107 transitions, 459 flow [2020-10-16 03:10:23,405 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 107 transitions, 459 flow, removed 0 selfloop flow, removed 0 redundant places. [2020-10-16 03:10:23,407 INFO L241 Difference]: Finished difference. Result has 77 places, 79 transitions, 312 flow [2020-10-16 03:10:23,408 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=68, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=70, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=13, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=50, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=312, PETRI_PLACES=77, PETRI_TRANSITIONS=79} [2020-10-16 03:10:23,408 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 16 predicate places. [2020-10-16 03:10:23,408 INFO L481 AbstractCegarLoop]: Abstraction has has 77 places, 79 transitions, 312 flow [2020-10-16 03:10:23,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 03:10:23,409 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:23,409 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:23,409 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-16 03:10:23,409 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 03:10:23,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:23,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1851363526, now seen corresponding path program 2 times [2020-10-16 03:10:23,410 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:23,410 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287965801] [2020-10-16 03:10:23,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:23,530 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 03:10:23,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287965801] [2020-10-16 03:10:23,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:23,531 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-16 03:10:23,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230118793] [2020-10-16 03:10:23,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-16 03:10:23,531 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:23,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-16 03:10:23,532 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-16 03:10:23,534 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 251 out of 448 [2020-10-16 03:10:23,535 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 77 places, 79 transitions, 312 flow. Second operand 7 states. [2020-10-16 03:10:23,536 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:23,536 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 251 of 448 [2020-10-16 03:10:23,536 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:23,987 INFO L129 PetriNetUnfolder]: 714/1526 cut-off events. [2020-10-16 03:10:23,987 INFO L130 PetriNetUnfolder]: For 493/493 co-relation queries the response was YES. [2020-10-16 03:10:23,993 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3348 conditions, 1526 events. 714/1526 cut-off events. For 493/493 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 7549 event pairs, 219 based on Foata normal form. 4/1361 useless extension candidates. Maximal degree in co-relation 3336. Up to 1059 conditions per place. [2020-10-16 03:10:24,002 INFO L132 encePairwiseOnDemand]: 441/448 looper letters, 60 selfloop transitions, 13 changer transitions 0/93 dead transitions. [2020-10-16 03:10:24,002 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 93 transitions, 486 flow [2020-10-16 03:10:24,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-16 03:10:24,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-10-16 03:10:24,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 1568 transitions. [2020-10-16 03:10:24,008 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5833333333333334 [2020-10-16 03:10:24,008 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 1568 transitions. [2020-10-16 03:10:24,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 1568 transitions. [2020-10-16 03:10:24,010 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:24,010 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 1568 transitions. [2020-10-16 03:10:24,013 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 7 states. [2020-10-16 03:10:24,017 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 7 states. [2020-10-16 03:10:24,017 INFO L81 ComplementDD]: Finished complementDD. Result 7 states. [2020-10-16 03:10:24,017 INFO L185 Difference]: Start difference. First operand has 77 places, 79 transitions, 312 flow. Second operand 6 states and 1568 transitions. [2020-10-16 03:10:24,017 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 93 transitions, 486 flow [2020-10-16 03:10:24,024 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 81 places, 93 transitions, 478 flow, removed 4 selfloop flow, removed 0 redundant places. [2020-10-16 03:10:24,026 INFO L241 Difference]: Finished difference. Result has 82 places, 77 transitions, 329 flow [2020-10-16 03:10:24,027 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=286, PETRI_DIFFERENCE_MINUEND_PLACES=76, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=76, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=329, PETRI_PLACES=82, PETRI_TRANSITIONS=77} [2020-10-16 03:10:24,027 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 21 predicate places. [2020-10-16 03:10:24,027 INFO L481 AbstractCegarLoop]: Abstraction has has 82 places, 77 transitions, 329 flow [2020-10-16 03:10:24,027 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-16 03:10:24,027 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:24,027 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:24,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-16 03:10:24,030 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 03:10:24,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:24,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1689185982, now seen corresponding path program 1 times [2020-10-16 03:10:24,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:24,031 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426425864] [2020-10-16 03:10:24,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:24,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:24,353 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 03:10:24,354 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426425864] [2020-10-16 03:10:24,354 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:24,354 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-16 03:10:24,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [10682144] [2020-10-16 03:10:24,355 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-16 03:10:24,355 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:24,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-16 03:10:24,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-16 03:10:24,359 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 244 out of 448 [2020-10-16 03:10:24,360 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 82 places, 77 transitions, 329 flow. Second operand 10 states. [2020-10-16 03:10:24,360 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:24,360 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 244 of 448 [2020-10-16 03:10:24,361 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:25,079 INFO L129 PetriNetUnfolder]: 712/1518 cut-off events. [2020-10-16 03:10:25,080 INFO L130 PetriNetUnfolder]: For 570/570 co-relation queries the response was YES. [2020-10-16 03:10:25,085 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3374 conditions, 1518 events. 712/1518 cut-off events. For 570/570 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 7456 event pairs, 471 based on Foata normal form. 0/1346 useless extension candidates. Maximal degree in co-relation 3360. Up to 1149 conditions per place. [2020-10-16 03:10:25,093 INFO L132 encePairwiseOnDemand]: 436/448 looper letters, 52 selfloop transitions, 18 changer transitions 0/90 dead transitions. [2020-10-16 03:10:25,093 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 91 places, 90 transitions, 509 flow [2020-10-16 03:10:25,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 03:10:25,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-16 03:10:25,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2502 transitions. [2020-10-16 03:10:25,102 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5584821428571428 [2020-10-16 03:10:25,103 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2502 transitions. [2020-10-16 03:10:25,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2502 transitions. [2020-10-16 03:10:25,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:25,105 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2502 transitions. [2020-10-16 03:10:25,109 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-10-16 03:10:25,116 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 11 states. [2020-10-16 03:10:25,116 INFO L81 ComplementDD]: Finished complementDD. Result 11 states. [2020-10-16 03:10:25,116 INFO L185 Difference]: Start difference. First operand has 82 places, 77 transitions, 329 flow. Second operand 10 states and 2502 transitions. [2020-10-16 03:10:25,116 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 91 places, 90 transitions, 509 flow [2020-10-16 03:10:25,120 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 87 places, 90 transitions, 487 flow, removed 1 selfloop flow, removed 4 redundant places. [2020-10-16 03:10:25,125 INFO L241 Difference]: Finished difference. Result has 91 places, 86 transitions, 401 flow [2020-10-16 03:10:25,125 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=308, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=77, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=10, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=401, PETRI_PLACES=91, PETRI_TRANSITIONS=86} [2020-10-16 03:10:25,125 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 30 predicate places. [2020-10-16 03:10:25,126 INFO L481 AbstractCegarLoop]: Abstraction has has 91 places, 86 transitions, 401 flow [2020-10-16 03:10:25,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-16 03:10:25,126 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:25,126 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:25,126 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-16 03:10:25,126 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 03:10:25,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:25,126 INFO L82 PathProgramCache]: Analyzing trace with hash 466084760, now seen corresponding path program 1 times [2020-10-16 03:10:25,127 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:25,128 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032525813] [2020-10-16 03:10:25,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-16 03:10:25,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032525813] [2020-10-16 03:10:25,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:25,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 03:10:25,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628041795] [2020-10-16 03:10:25,486 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-16 03:10:25,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:25,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-16 03:10:25,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-16 03:10:25,489 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 448 [2020-10-16 03:10:25,491 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 91 places, 86 transitions, 401 flow. Second operand 11 states. [2020-10-16 03:10:25,491 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:25,491 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 448 [2020-10-16 03:10:25,491 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:26,333 INFO L129 PetriNetUnfolder]: 729/1567 cut-off events. [2020-10-16 03:10:26,333 INFO L130 PetriNetUnfolder]: For 593/593 co-relation queries the response was YES. [2020-10-16 03:10:26,341 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3566 conditions, 1567 events. 729/1567 cut-off events. For 593/593 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 7819 event pairs, 237 based on Foata normal form. 0/1397 useless extension candidates. Maximal degree in co-relation 3548. Up to 1012 conditions per place. [2020-10-16 03:10:26,349 INFO L132 encePairwiseOnDemand]: 436/448 looper letters, 62 selfloop transitions, 26 changer transitions 7/115 dead transitions. [2020-10-16 03:10:26,349 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 100 places, 115 transitions, 665 flow [2020-10-16 03:10:26,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 03:10:26,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-16 03:10:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2438 transitions. [2020-10-16 03:10:26,357 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5441964285714286 [2020-10-16 03:10:26,357 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2438 transitions. [2020-10-16 03:10:26,357 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2438 transitions. [2020-10-16 03:10:26,359 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:26,359 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2438 transitions. [2020-10-16 03:10:26,363 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-10-16 03:10:26,370 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 11 states. [2020-10-16 03:10:26,370 INFO L81 ComplementDD]: Finished complementDD. Result 11 states. [2020-10-16 03:10:26,370 INFO L185 Difference]: Start difference. First operand has 91 places, 86 transitions, 401 flow. Second operand 10 states and 2438 transitions. [2020-10-16 03:10:26,370 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 100 places, 115 transitions, 665 flow [2020-10-16 03:10:26,374 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 115 transitions, 637 flow, removed 4 selfloop flow, removed 5 redundant places. [2020-10-16 03:10:26,377 INFO L241 Difference]: Finished difference. Result has 98 places, 90 transitions, 471 flow [2020-10-16 03:10:26,378 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=373, PETRI_DIFFERENCE_MINUEND_PLACES=86, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=22, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=471, PETRI_PLACES=98, PETRI_TRANSITIONS=90} [2020-10-16 03:10:26,378 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 37 predicate places. [2020-10-16 03:10:26,378 INFO L481 AbstractCegarLoop]: Abstraction has has 98 places, 90 transitions, 471 flow [2020-10-16 03:10:26,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-16 03:10:26,378 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:26,379 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:26,379 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-16 03:10:26,380 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 03:10:26,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:26,380 INFO L82 PathProgramCache]: Analyzing trace with hash 823964326, now seen corresponding path program 2 times [2020-10-16 03:10:26,380 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:26,380 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024217699] [2020-10-16 03:10:26,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:26,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:26,733 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 03:10:26,734 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024217699] [2020-10-16 03:10:26,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:26,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 03:10:26,734 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253020908] [2020-10-16 03:10:26,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-16 03:10:26,735 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:26,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-16 03:10:26,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-16 03:10:26,737 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 448 [2020-10-16 03:10:26,739 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 90 transitions, 471 flow. Second operand 11 states. [2020-10-16 03:10:26,739 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:26,739 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 448 [2020-10-16 03:10:26,739 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:27,531 INFO L129 PetriNetUnfolder]: 733/1588 cut-off events. [2020-10-16 03:10:27,531 INFO L130 PetriNetUnfolder]: For 710/710 co-relation queries the response was YES. [2020-10-16 03:10:27,539 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3716 conditions, 1588 events. 733/1588 cut-off events. For 710/710 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 8075 event pairs, 239 based on Foata normal form. 0/1413 useless extension candidates. Maximal degree in co-relation 3695. Up to 970 conditions per place. [2020-10-16 03:10:27,547 INFO L132 encePairwiseOnDemand]: 436/448 looper letters, 64 selfloop transitions, 28 changer transitions 5/117 dead transitions. [2020-10-16 03:10:27,547 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 107 places, 117 transitions, 735 flow [2020-10-16 03:10:27,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 03:10:27,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-16 03:10:27,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2436 transitions. [2020-10-16 03:10:27,555 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.54375 [2020-10-16 03:10:27,555 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2436 transitions. [2020-10-16 03:10:27,555 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2436 transitions. [2020-10-16 03:10:27,557 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:27,557 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2436 transitions. [2020-10-16 03:10:27,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-10-16 03:10:27,567 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 11 states. [2020-10-16 03:10:27,567 INFO L81 ComplementDD]: Finished complementDD. Result 11 states. [2020-10-16 03:10:27,568 INFO L185 Difference]: Start difference. First operand has 98 places, 90 transitions, 471 flow. Second operand 10 states and 2436 transitions. [2020-10-16 03:10:27,568 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 107 places, 117 transitions, 735 flow [2020-10-16 03:10:27,572 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 117 transitions, 689 flow, removed 7 selfloop flow, removed 6 redundant places. [2020-10-16 03:10:27,574 INFO L241 Difference]: Finished difference. Result has 103 places, 92 transitions, 519 flow [2020-10-16 03:10:27,575 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=429, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=26, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=519, PETRI_PLACES=103, PETRI_TRANSITIONS=92} [2020-10-16 03:10:27,575 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 42 predicate places. [2020-10-16 03:10:27,575 INFO L481 AbstractCegarLoop]: Abstraction has has 103 places, 92 transitions, 519 flow [2020-10-16 03:10:27,575 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-16 03:10:27,575 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:27,575 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:27,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-16 03:10:27,576 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 03:10:27,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:27,576 INFO L82 PathProgramCache]: Analyzing trace with hash 825088696, now seen corresponding path program 3 times [2020-10-16 03:10:27,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:27,576 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123066740] [2020-10-16 03:10:27,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:27,857 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 41 [2020-10-16 03:10:28,036 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 43 [2020-10-16 03:10:28,347 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 03:10:28,347 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123066740] [2020-10-16 03:10:28,348 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:28,348 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-16 03:10:28,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387104700] [2020-10-16 03:10:28,348 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-16 03:10:28,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:28,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-16 03:10:28,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-16 03:10:28,353 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 236 out of 448 [2020-10-16 03:10:28,354 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 92 transitions, 519 flow. Second operand 11 states. [2020-10-16 03:10:28,354 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:28,355 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 236 of 448 [2020-10-16 03:10:28,355 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:28,762 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 50 [2020-10-16 03:10:29,711 INFO L129 PetriNetUnfolder]: 730/1577 cut-off events. [2020-10-16 03:10:29,713 INFO L130 PetriNetUnfolder]: For 742/742 co-relation queries the response was YES. [2020-10-16 03:10:29,723 INFO L80 FinitePrefix]: Finished finitePrefix Result has 3739 conditions, 1577 events. 730/1577 cut-off events. For 742/742 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 8004 event pairs, 236 based on Foata normal form. 0/1407 useless extension candidates. Maximal degree in co-relation 3716. Up to 970 conditions per place. [2020-10-16 03:10:29,734 INFO L132 encePairwiseOnDemand]: 437/448 looper letters, 63 selfloop transitions, 28 changer transitions 5/115 dead transitions. [2020-10-16 03:10:29,734 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 115 transitions, 761 flow [2020-10-16 03:10:29,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-16 03:10:29,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-10-16 03:10:29,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 2434 transitions. [2020-10-16 03:10:29,742 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5433035714285714 [2020-10-16 03:10:29,743 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 2434 transitions. [2020-10-16 03:10:29,743 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 2434 transitions. [2020-10-16 03:10:29,744 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:29,744 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 2434 transitions. [2020-10-16 03:10:29,750 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 11 states. [2020-10-16 03:10:29,758 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 11 states. [2020-10-16 03:10:29,759 INFO L81 ComplementDD]: Finished complementDD. Result 11 states. [2020-10-16 03:10:29,759 INFO L185 Difference]: Start difference. First operand has 103 places, 92 transitions, 519 flow. Second operand 10 states and 2434 transitions. [2020-10-16 03:10:29,759 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 115 transitions, 761 flow [2020-10-16 03:10:29,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 115 transitions, 721 flow, removed 2 selfloop flow, removed 7 redundant places. [2020-10-16 03:10:29,768 INFO L241 Difference]: Finished difference. Result has 103 places, 90 transitions, 527 flow [2020-10-16 03:10:29,769 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=471, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=90, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=28, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=62, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=527, PETRI_PLACES=103, PETRI_TRANSITIONS=90} [2020-10-16 03:10:29,769 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 42 predicate places. [2020-10-16 03:10:29,769 INFO L481 AbstractCegarLoop]: Abstraction has has 103 places, 90 transitions, 527 flow [2020-10-16 03:10:29,770 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-16 03:10:29,770 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:29,770 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:29,770 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-16 03:10:29,770 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 03:10:29,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:29,771 INFO L82 PathProgramCache]: Analyzing trace with hash 941307961, now seen corresponding path program 1 times [2020-10-16 03:10:29,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:29,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341995198] [2020-10-16 03:10:29,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:29,843 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 03:10:29,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341995198] [2020-10-16 03:10:29,844 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:29,844 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-16 03:10:29,844 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523750877] [2020-10-16 03:10:29,845 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-16 03:10:29,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:29,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-16 03:10:29,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-16 03:10:29,848 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 385 out of 448 [2020-10-16 03:10:29,848 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 103 places, 90 transitions, 527 flow. Second operand 3 states. [2020-10-16 03:10:29,848 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:29,848 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 385 of 448 [2020-10-16 03:10:29,849 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:29,911 INFO L129 PetriNetUnfolder]: 45/284 cut-off events. [2020-10-16 03:10:29,911 INFO L130 PetriNetUnfolder]: For 154/154 co-relation queries the response was YES. [2020-10-16 03:10:29,912 INFO L80 FinitePrefix]: Finished finitePrefix Result has 607 conditions, 284 events. 45/284 cut-off events. For 154/154 co-relation queries the response was YES. Maximal size of possible extension queue 16. Compared 1170 event pairs, 3 based on Foata normal form. 27/288 useless extension candidates. Maximal degree in co-relation 584. Up to 44 conditions per place. [2020-10-16 03:10:29,914 INFO L132 encePairwiseOnDemand]: 440/448 looper letters, 1 selfloop transitions, 9 changer transitions 0/86 dead transitions. [2020-10-16 03:10:29,914 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 86 transitions, 527 flow [2020-10-16 03:10:29,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-16 03:10:29,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-10-16 03:10:29,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1169 transitions. [2020-10-16 03:10:29,918 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.8697916666666666 [2020-10-16 03:10:29,918 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1169 transitions. [2020-10-16 03:10:29,918 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1169 transitions. [2020-10-16 03:10:29,919 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:29,919 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1169 transitions. [2020-10-16 03:10:29,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 4 states. [2020-10-16 03:10:29,923 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 4 states. [2020-10-16 03:10:29,923 INFO L81 ComplementDD]: Finished complementDD. Result 4 states. [2020-10-16 03:10:29,923 INFO L185 Difference]: Start difference. First operand has 103 places, 90 transitions, 527 flow. Second operand 3 states and 1169 transitions. [2020-10-16 03:10:29,923 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 86 transitions, 527 flow [2020-10-16 03:10:29,926 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 95 places, 86 transitions, 457 flow, removed 2 selfloop flow, removed 10 redundant places. [2020-10-16 03:10:29,927 INFO L241 Difference]: Finished difference. Result has 95 places, 86 transitions, 455 flow [2020-10-16 03:10:29,928 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=437, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=9, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=77, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=455, PETRI_PLACES=95, PETRI_TRANSITIONS=86} [2020-10-16 03:10:29,928 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 34 predicate places. [2020-10-16 03:10:29,928 INFO L481 AbstractCegarLoop]: Abstraction has has 95 places, 86 transitions, 455 flow [2020-10-16 03:10:29,928 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-16 03:10:29,928 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:29,929 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-16 03:10:29,929 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-16 03:10:29,929 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 03:10:29,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:29,929 INFO L82 PathProgramCache]: Analyzing trace with hash 596110164, now seen corresponding path program 1 times [2020-10-16 03:10:29,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:29,930 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540941313] [2020-10-16 03:10:29,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:29,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-16 03:10:30,198 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 03:10:30,199 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540941313] [2020-10-16 03:10:30,199 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-16 03:10:30,199 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-16 03:10:30,199 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231443841] [2020-10-16 03:10:30,200 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-16 03:10:30,200 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-16 03:10:30,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-16 03:10:30,201 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2020-10-16 03:10:30,204 INFO L507 CegarLoopForPetriNet]: Number of universal loopers: 245 out of 448 [2020-10-16 03:10:30,206 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 95 places, 86 transitions, 455 flow. Second operand 13 states. [2020-10-16 03:10:30,206 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2020-10-16 03:10:30,206 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 245 of 448 [2020-10-16 03:10:30,206 INFO L71 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2020-10-16 03:10:30,925 INFO L129 PetriNetUnfolder]: 306/797 cut-off events. [2020-10-16 03:10:30,925 INFO L130 PetriNetUnfolder]: For 314/314 co-relation queries the response was YES. [2020-10-16 03:10:30,929 INFO L80 FinitePrefix]: Finished finitePrefix Result has 1989 conditions, 797 events. 306/797 cut-off events. For 314/314 co-relation queries the response was YES. Maximal size of possible extension queue 31. Compared 3935 event pairs, 35 based on Foata normal form. 7/753 useless extension candidates. Maximal degree in co-relation 1966. Up to 209 conditions per place. [2020-10-16 03:10:30,932 INFO L132 encePairwiseOnDemand]: 434/448 looper letters, 67 selfloop transitions, 26 changer transitions 7/119 dead transitions. [2020-10-16 03:10:30,933 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 119 transitions, 740 flow [2020-10-16 03:10:30,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-16 03:10:30,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11 states. [2020-10-16 03:10:30,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 2776 transitions. [2020-10-16 03:10:30,940 INFO L552 CegarLoopForPetriNet]: DFA transition density 0.5633116883116883 [2020-10-16 03:10:30,941 INFO L72 ComplementDD]: Start complementDD. Operand 11 states and 2776 transitions. [2020-10-16 03:10:30,941 INFO L73 IsDeterministic]: Start isDeterministic. Operand 11 states and 2776 transitions. [2020-10-16 03:10:30,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2020-10-16 03:10:30,943 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 2776 transitions. [2020-10-16 03:10:30,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 12 states. [2020-10-16 03:10:30,952 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result 12 states. [2020-10-16 03:10:30,952 INFO L81 ComplementDD]: Finished complementDD. Result 12 states. [2020-10-16 03:10:30,953 INFO L185 Difference]: Start difference. First operand has 95 places, 86 transitions, 455 flow. Second operand 11 states and 2776 transitions. [2020-10-16 03:10:30,953 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 119 transitions, 740 flow [2020-10-16 03:10:30,956 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 119 transitions, 720 flow, removed 0 selfloop flow, removed 2 redundant places. [2020-10-16 03:10:30,959 INFO L241 Difference]: Finished difference. Result has 106 places, 88 transitions, 516 flow [2020-10-16 03:10:30,959 INFO L326 CegarLoopForPetriNet]: {PETRI_ALPHABET=448, PETRI_DIFFERENCE_MINUEND_FLOW=436, PETRI_DIFFERENCE_MINUEND_PLACES=93, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=86, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=24, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=60, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=516, PETRI_PLACES=106, PETRI_TRANSITIONS=88} [2020-10-16 03:10:30,959 INFO L342 CegarLoopForPetriNet]: 61 programPoint places, 45 predicate places. [2020-10-16 03:10:30,959 INFO L481 AbstractCegarLoop]: Abstraction has has 106 places, 88 transitions, 516 flow [2020-10-16 03:10:30,960 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-16 03:10:30,960 INFO L247 CegarLoopForPetriNet]: Found error trace [2020-10-16 03:10:30,960 INFO L255 CegarLoopForPetriNet]: 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 03:10:30,960 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-16 03:10:30,960 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 03:10:30,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-16 03:10:30,960 INFO L82 PathProgramCache]: Analyzing trace with hash 1566645164, now seen corresponding path program 1 times [2020-10-16 03:10:30,961 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-16 03:10:30,961 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618679093] [2020-10-16 03:10:30,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-16 03:10:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2020-10-16 03:23:13,135 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,140 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,141 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,143 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,144 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,151 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,153 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,153 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,161 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,162 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,163 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,163 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,164 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2020-10-16 03:23:13,171 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-16 03:23:13,171 WARN L546 AbstractCegarLoop]: Verification canceled [2020-10-16 03:23:13,176 WARN L235 ceAbstractionStarter]: Timeout [2020-10-16 03:23:13,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 03:23:13 BasicIcfg [2020-10-16 03:23:13,176 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-16 03:23:13,182 INFO L168 Benchmark]: Toolchain (without parser) took 784325.78 ms. Allocated memory was 252.2 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 207.3 MB in the beginning and 4.9 GB in the end (delta: -4.7 GB). Peak memory consumption was 7.2 GB. Max. memory is 14.2 GB. [2020-10-16 03:23:13,182 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 252.2 MB. Free memory is still 228.6 MB. There was no memory consumed. Max. memory is 14.2 GB. [2020-10-16 03:23:13,183 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1002.93 ms. Allocated memory was 252.2 MB in the beginning and 317.2 MB in the end (delta: 65.0 MB). Free memory was 207.3 MB in the beginning and 244.7 MB in the end (delta: -37.5 MB). Peak memory consumption was 38.0 MB. Max. memory is 14.2 GB. [2020-10-16 03:23:13,186 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.41 ms. Allocated memory is still 317.2 MB. Free memory was 244.7 MB in the beginning and 242.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-16 03:23:13,187 INFO L168 Benchmark]: Boogie Preprocessor took 42.12 ms. Allocated memory is still 317.2 MB. Free memory was 242.2 MB in the beginning and 239.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. [2020-10-16 03:23:13,187 INFO L168 Benchmark]: RCFGBuilder took 712.37 ms. Allocated memory is still 317.2 MB. Free memory was 239.7 MB in the beginning and 192.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 14.2 GB. [2020-10-16 03:23:13,191 INFO L168 Benchmark]: TraceAbstraction took 782435.16 ms. Allocated memory was 317.2 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 192.2 MB in the beginning and 4.9 GB in the end (delta: -4.7 GB). Peak memory consumption was 7.1 GB. Max. memory is 14.2 GB. [2020-10-16 03:23:13,196 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 252.2 MB. Free memory is still 228.6 MB. There was no memory consumed. Max. memory is 14.2 GB. * CACSL2BoogieTranslator took 1002.93 ms. Allocated memory was 252.2 MB in the beginning and 317.2 MB in the end (delta: 65.0 MB). Free memory was 207.3 MB in the beginning and 244.7 MB in the end (delta: -37.5 MB). Peak memory consumption was 38.0 MB. Max. memory is 14.2 GB. * Boogie Procedure Inliner took 121.41 ms. Allocated memory is still 317.2 MB. Free memory was 244.7 MB in the beginning and 242.2 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * Boogie Preprocessor took 42.12 ms. Allocated memory is still 317.2 MB. Free memory was 242.2 MB in the beginning and 239.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 14.2 GB. * RCFGBuilder took 712.37 ms. Allocated memory is still 317.2 MB. Free memory was 239.7 MB in the beginning and 192.2 MB in the end (delta: 47.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 14.2 GB. * TraceAbstraction took 782435.16 ms. Allocated memory was 317.2 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 192.2 MB in the beginning and 4.9 GB in the end (delta: -4.7 GB). Peak memory consumption was 7.1 GB. Max. memory is 14.2 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 10135 VarBasedMoverChecksPositive, 229 VarBasedMoverChecksNegative, 38 SemBasedMoverChecksPositive, 191 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.2s, 825 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 8.9s, 223 PlacesBefore, 61 PlacesAfterwards, 232 TransitionsBefore, 65 TransitionsAfterwards, 14896 CoEnabledTransitionPairs, 8 FixpointIterations, 56 TrivialSequentialCompositions, 115 ConcurrentSequentialCompositions, 4 TrivialYvCompositions, 24 ConcurrentYvCompositions, 5 ChoiceCompositions, 204 TotalNumberOfCompositions, 36538 MoverChecksTotal - TimeoutResultAtElement [Line: 1040]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1040). Cancelled while CegarLoopForPetriNet was analyzing trace of length 38 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 36 interpolants. - TimeoutResultAtElement [Line: 1013]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1013). Cancelled while CegarLoopForPetriNet was analyzing trace of length 38 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 36 interpolants. - TimeoutResultAtElement [Line: 1024]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 1024). Cancelled while CegarLoopForPetriNet was analyzing trace of length 38 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 36 interpolants. - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 228 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: TIMEOUT, OverallTime: 782.1s, OverallIterations: 13, TraceHistogramMax: 1, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 9.1s, HoareTripleCheckerStatistics: 201 SDtfs, 255 SDslu, 15 SDs, 0 SdLazy, 2606 SolverSat, 108 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 22 SyntacticMatches, 4 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 196 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=527occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 196 NumberOfCodeBlocks, 196 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 184 ConstructedInterpolants, 0 QuantifiedInterpolants, 54042 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 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