/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe023_power.opt.i


--------------------------------------------------------------------------------


This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f
[2021-08-12 21:12:03,514 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-08-12 21:12:03,516 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-08-12 21:12:03,550 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-08-12 21:12:03,550 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-12 21:12:03,553 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-08-12 21:12:03,556 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-08-12 21:12:03,561 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-08-12 21:12:03,564 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-08-12 21:12:03,568 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
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[2021-08-12 21:12:03,571 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-08-12 21:12:03,573 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-08-12 21:12:03,575 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-12 21:12:03,576 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-08-12 21:12:03,579 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-08-12 21:12:03,580 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-08-12 21:12:03,583 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-12 21:12:03,590 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-08-12 21:12:03,591 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-08-12 21:12:03,593 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-12 21:12:03,594 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-08-12 21:12:03,596 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-12 21:12:03,604 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2021-08-12 21:12:03,604 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-08-12 21:12:03,605 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-08-12 21:12:03,606 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-08-12 21:12:03,606 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-08-12 21:12:03,606 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-08-12 21:12:03,607 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-08-12 21:12:03,608 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-08-12 21:12:03,608 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-12 21:12:03,609 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-12 21:12:03,609 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-08-12 21:12:03,610 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-08-12 21:12:03,610 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-08-12 21:12:03,610 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2021-08-12 21:12:03,611 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-08-12 21:12:03,617 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-NoLbe.epf
[2021-08-12 21:12:03,657 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-08-12 21:12:03,658 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-12 21:12:03,659 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-12 21:12:03,659 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-08-12 21:12:03,659 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-08-12 21:12:03,659 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-12 21:12:03,660 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-08-12 21:12:03,660 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-08-12 21:12:03,660 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-08-12 21:12:03,660 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-08-12 21:12:03,660 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-08-12 21:12:03,660 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-12 21:12:03,660 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-08-12 21:12:03,661 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-08-12 21:12:03,661 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-08-12 21:12:03,661 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-08-12 21:12:03,661 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-08-12 21:12:03,661 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-12 21:12:03,661 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-08-12 21:12:03,661 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-08-12 21:12:03,662 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-08-12 21:12:03,662 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-12 21:12:03,662 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-12 21:12:03,662 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-08-12 21:12:03,662 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-12 21:12:03,662 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-08-12 21:12:03,662 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-08-12 21:12:03,663 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-08-12 21:12:03,663 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-08-12 21:12:03,663 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-12 21:12:03,663 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-08-12 21:12:03,989 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-12 21:12:04,014 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-12 21:12:04,017 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-12 21:12:04,018 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-08-12 21:12:04,018 INFO  L275        PluginConnector]: CDTParser initialized
[2021-08-12 21:12:04,020 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_power.opt.i
[2021-08-12 21:12:04,089 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0da7cb502/c79b8b2562b443c6a89fed8a795e873a/FLAG61f4952f6
[2021-08-12 21:12:04,630 INFO  L306              CDTParser]: Found 1 translation units.
[2021-08-12 21:12:04,631 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_power.opt.i
[2021-08-12 21:12:04,643 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0da7cb502/c79b8b2562b443c6a89fed8a795e873a/FLAG61f4952f6
[2021-08-12 21:12:04,912 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0da7cb502/c79b8b2562b443c6a89fed8a795e873a
[2021-08-12 21:12:04,915 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-12 21:12:04,916 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-08-12 21:12:04,920 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-12 21:12:04,920 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-12 21:12:04,924 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-12 21:12:04,924 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 09:12:04" (1/1) ...
[2021-08-12 21:12:04,926 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46d60a3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:04, skipping insertion in model container
[2021-08-12 21:12:04,926 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.08 09:12:04" (1/1) ...
[2021-08-12 21:12:04,932 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-08-12 21:12:04,990 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-08-12 21:12:05,112 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_power.opt.i[994,1007]
[2021-08-12 21:12:05,365 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-12 21:12:05,375 INFO  L203         MainTranslator]: Completed pre-run
[2021-08-12 21:12:05,384 WARN  L224   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_power.opt.i[994,1007]
[2021-08-12 21:12:05,431 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-08-12 21:12:05,495 INFO  L208         MainTranslator]: Completed translation
[2021-08-12 21:12:05,495 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05 WrapperNode
[2021-08-12 21:12:05,496 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-08-12 21:12:05,497 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-08-12 21:12:05,497 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-08-12 21:12:05,497 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-08-12 21:12:05,503 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,530 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,561 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-08-12 21:12:05,561 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-08-12 21:12:05,562 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-08-12 21:12:05,562 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-08-12 21:12:05,569 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,569 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,577 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,577 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,593 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,601 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,614 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (1/1) ...
[2021-08-12 21:12:05,623 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-08-12 21:12:05,624 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-08-12 21:12:05,624 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-08-12 21:12:05,624 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-08-12 21:12:05,625 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (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
[2021-08-12 21:12:05,714 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-08-12 21:12:05,715 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-08-12 21:12:05,715 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-08-12 21:12:05,715 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-08-12 21:12:05,716 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-08-12 21:12:05,716 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-08-12 21:12:05,716 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-08-12 21:12:05,717 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-08-12 21:12:05,717 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-08-12 21:12:05,717 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-08-12 21:12:05,717 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-08-12 21:12:05,717 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-08-12 21:12:05,717 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-08-12 21:12:05,717 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-08-12 21:12:05,719 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-08-12 21:12:08,730 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-08-12 21:12:08,731 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-08-12 21:12:08,732 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 09:12:08 BoogieIcfgContainer
[2021-08-12 21:12:08,733 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-08-12 21:12:08,734 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-08-12 21:12:08,734 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-08-12 21:12:08,736 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-08-12 21:12:08,737 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.08 09:12:04" (1/3) ...
[2021-08-12 21:12:08,737 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e47dfcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 09:12:08, skipping insertion in model container
[2021-08-12 21:12:08,737 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.08 09:12:05" (2/3) ...
[2021-08-12 21:12:08,738 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e47dfcd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.08 09:12:08, skipping insertion in model container
[2021-08-12 21:12:08,738 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.08 09:12:08" (3/3) ...
[2021-08-12 21:12:08,739 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe023_power.opt.i
[2021-08-12 21:12:08,745 INFO  L206   ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-08-12 21:12:08,745 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-08-12 21:12:08,746 INFO  L445   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-08-12 21:12:08,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,788 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,788 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,788 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,789 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,790 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,791 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,792 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,793 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,794 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,795 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,796 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,796 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,796 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,797 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,798 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,799 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,800 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,800 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,800 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,800 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,800 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,802 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,802 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,802 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,802 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,802 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,802 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,802 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,803 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,803 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,803 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,803 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,803 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,803 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,803 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,804 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,804 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,804 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,804 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,804 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,805 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,806 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,806 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,806 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,806 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,806 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,806 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,806 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,807 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,807 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,807 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,807 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,807 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,807 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,807 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,808 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,808 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,808 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,808 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,808 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,808 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,808 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,809 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,809 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,809 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,809 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,809 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,809 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,809 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,810 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,811 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,812 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,813 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,815 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,815 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,815 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,815 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,815 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,815 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,815 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,816 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,817 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,818 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,819 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,820 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,820 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,821 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,821 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,821 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,821 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,821 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,821 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,821 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,821 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,822 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,822 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,822 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,822 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,822 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,822 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,822 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,823 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,824 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,825 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,825 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,825 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,825 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,825 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,825 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,825 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,826 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,827 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,828 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,828 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,828 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,828 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,828 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,828 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,830 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,830 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,830 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,831 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,832 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,833 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,834 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,834 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,834 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,834 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,834 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,834 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,834 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,836 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,837 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,837 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,837 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-08-12 21:12:08,838 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-08-12 21:12:08,860 INFO  L255      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2021-08-12 21:12:08,877 INFO  L378      AbstractCegarLoop]: Interprodecural is true
[2021-08-12 21:12:08,877 INFO  L379      AbstractCegarLoop]: Hoare is false
[2021-08-12 21:12:08,878 INFO  L380      AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-08-12 21:12:08,878 INFO  L381      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-08-12 21:12:08,878 INFO  L382      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-08-12 21:12:08,878 INFO  L383      AbstractCegarLoop]: Difference is false
[2021-08-12 21:12:08,878 INFO  L384      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-08-12 21:12:08,878 INFO  L388      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-08-12 21:12:08,888 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 116 places, 108 transitions, 231 flow
[2021-08-12 21:12:08,932 INFO  L129       PetriNetUnfolder]: 2/105 cut-off events.
[2021-08-12 21:12:08,932 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-08-12 21:12:08,947 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 115 conditions, 105 events. 2/105 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 55 event pairs, 0 based on Foata normal form. 0/101 useless extension candidates. Maximal degree in co-relation 69. Up to 2 conditions per place. 
[2021-08-12 21:12:08,947 INFO  L82        GeneralOperation]: Start removeDead. Operand has 116 places, 108 transitions, 231 flow
[2021-08-12 21:12:08,951 INFO  L88        GeneralOperation]: Finished RemoveDead, result has has 113 places, 105 transitions, 219 flow
[2021-08-12 21:12:08,964 INFO  L129       PetriNetUnfolder]: 0/57 cut-off events.
[2021-08-12 21:12:08,965 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-08-12 21:12:08,965 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:08,968 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:08,969 INFO  L430      AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:08,977 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:08,977 INFO  L82        PathProgramCache]: Analyzing trace with hash -865950546, now seen corresponding path program 1 times
[2021-08-12 21:12:09,018 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:09,018 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49951843]
[2021-08-12 21:12:09,018 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:09,121 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:09,246 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:09,247 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:09,248 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:09,248 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:09,257 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:09,257 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:09,258 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49951843]
[2021-08-12 21:12:09,259 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49951843] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:09,259 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:09,259 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-08-12 21:12:09,260 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492029323]
[2021-08-12 21:12:09,267 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 3 states
[2021-08-12 21:12:09,268 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:09,279 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-08-12 21:12:09,280 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-08-12 21:12:09,284 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 94 out of 108
[2021-08-12 21:12:09,289 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 105 transitions, 219 flow. Second operand  has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:09,290 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:09,290 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 108
[2021-08-12 21:12:09,291 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:09,561 INFO  L129       PetriNetUnfolder]: 190/1025 cut-off events.
[2021-08-12 21:12:09,561 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-08-12 21:12:09,570 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 1334 conditions, 1025 events. 190/1025 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 7819 event pairs, 104 based on Foata normal form. 54/1011 useless extension candidates. Maximal degree in co-relation 1286. Up to 223 conditions per place. 
[2021-08-12 21:12:09,580 INFO  L132   encePairwiseOnDemand]: 103/108 looper letters, 15 selfloop transitions, 2 changer transitions 0/108 dead transitions.
[2021-08-12 21:12:09,581 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 113 places, 108 transitions, 259 flow
[2021-08-12 21:12:09,582 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-08-12 21:12:09,584 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-08-12 21:12:09,593 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 304 transitions.
[2021-08-12 21:12:09,598 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.9382716049382716
[2021-08-12 21:12:09,599 INFO  L72            ComplementDD]: Start complementDD. Operand 3 states and 304 transitions.
[2021-08-12 21:12:09,599 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 3 states and 304 transitions.
[2021-08-12 21:12:09,602 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:09,604 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 304 transitions.
[2021-08-12 21:12:09,610 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 4 states, 3 states have (on average 101.33333333333333) internal successors, (304), 3 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:09,616 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 4 states, 4 states have (on average 108.0) internal successors, (432), 4 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:09,617 INFO  L81            ComplementDD]: Finished complementDD. Result  has 4 states, 4 states have (on average 108.0) internal successors, (432), 4 states have internal predecessors, (432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:09,617 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 0 predicate places.
[2021-08-12 21:12:09,618 INFO  L482      AbstractCegarLoop]: Abstraction has has 113 places, 108 transitions, 259 flow
[2021-08-12 21:12:09,618 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:09,618 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:09,618 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:09,618 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-08-12 21:12:09,618 INFO  L430      AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:09,619 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:09,619 INFO  L82        PathProgramCache]: Analyzing trace with hash -64619290, now seen corresponding path program 1 times
[2021-08-12 21:12:09,619 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:09,620 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102647711]
[2021-08-12 21:12:09,620 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:09,755 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:09,857 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:09,857 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:09,858 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:09,859 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:09,868 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:09,869 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:09,883 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:09,884 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:09,892 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:09,893 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:09,901 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:09,902 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:09,903 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:09,903 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:09,903 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102647711]
[2021-08-12 21:12:09,903 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102647711] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:09,903 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:09,903 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-12 21:12:09,903 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271811792]
[2021-08-12 21:12:09,905 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-08-12 21:12:09,905 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:09,905 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-12 21:12:09,905 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-12 21:12:09,906 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 96 out of 108
[2021-08-12 21:12:09,907 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 113 places, 108 transitions, 259 flow. Second operand  has 6 states, 6 states have (on average 97.16666666666667) internal successors, (583), 6 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:09,907 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:09,907 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 108
[2021-08-12 21:12:09,908 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:10,255 INFO  L129       PetriNetUnfolder]: 289/1520 cut-off events.
[2021-08-12 21:12:10,255 INFO  L130       PetriNetUnfolder]: For 38/38 co-relation queries the response was YES.
[2021-08-12 21:12:10,262 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 2304 conditions, 1520 events. 289/1520 cut-off events. For 38/38 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 13522 event pairs, 125 based on Foata normal form. 0/1452 useless extension candidates. Maximal degree in co-relation 2253. Up to 289 conditions per place. 
[2021-08-12 21:12:10,268 INFO  L132   encePairwiseOnDemand]: 102/108 looper letters, 8 selfloop transitions, 2 changer transitions 13/121 dead transitions.
[2021-08-12 21:12:10,269 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 121 transitions, 335 flow
[2021-08-12 21:12:10,269 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-12 21:12:10,269 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-08-12 21:12:10,272 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 887 transitions.
[2021-08-12 21:12:10,272 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.9125514403292181
[2021-08-12 21:12:10,272 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 887 transitions.
[2021-08-12 21:12:10,273 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 887 transitions.
[2021-08-12 21:12:10,273 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:10,273 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 887 transitions.
[2021-08-12 21:12:10,276 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 98.55555555555556) internal successors, (887), 9 states have internal predecessors, (887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:10,280 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 108.0) internal successors, (1080), 10 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:10,280 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 108.0) internal successors, (1080), 10 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:10,281 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 8 predicate places.
[2021-08-12 21:12:10,281 INFO  L482      AbstractCegarLoop]: Abstraction has has 121 places, 121 transitions, 335 flow
[2021-08-12 21:12:10,281 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 97.16666666666667) internal successors, (583), 6 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:10,282 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:10,282 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:10,282 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-08-12 21:12:10,282 INFO  L430      AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:10,283 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:10,283 INFO  L82        PathProgramCache]: Analyzing trace with hash 1063245287, now seen corresponding path program 1 times
[2021-08-12 21:12:10,283 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:10,283 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173943888]
[2021-08-12 21:12:10,283 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:10,375 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:10,462 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:10,463 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:10,463 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:10,464 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:10,466 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:10,467 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:10,476 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:10,480 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:10,496 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:10,496 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:10,505 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:10,506 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:10,515 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:10,515 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:10,517 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:10,518 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:10,518 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173943888]
[2021-08-12 21:12:10,518 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173943888] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:10,519 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:10,519 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-08-12 21:12:10,519 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259904622]
[2021-08-12 21:12:10,520 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-08-12 21:12:10,520 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:10,521 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-08-12 21:12:10,521 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-08-12 21:12:10,523 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 94 out of 108
[2021-08-12 21:12:10,524 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 121 transitions, 335 flow. Second operand  has 7 states, 7 states have (on average 95.28571428571429) internal successors, (667), 7 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:10,524 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:10,524 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 108
[2021-08-12 21:12:10,524 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:11,260 INFO  L129       PetriNetUnfolder]: 670/2957 cut-off events.
[2021-08-12 21:12:11,260 INFO  L130       PetriNetUnfolder]: For 239/295 co-relation queries the response was YES.
[2021-08-12 21:12:11,272 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 5183 conditions, 2957 events. 670/2957 cut-off events. For 239/295 co-relation queries the response was YES. Maximal size of possible extension queue 198. Compared 30089 event pairs, 249 based on Foata normal form. 12/2883 useless extension candidates. Maximal degree in co-relation 5128. Up to 718 conditions per place. 
[2021-08-12 21:12:11,277 INFO  L132   encePairwiseOnDemand]: 100/108 looper letters, 8 selfloop transitions, 4 changer transitions 45/151 dead transitions.
[2021-08-12 21:12:11,277 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 133 places, 151 transitions, 565 flow
[2021-08-12 21:12:11,278 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-08-12 21:12:11,278 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 13 states.
[2021-08-12 21:12:11,280 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1259 transitions.
[2021-08-12 21:12:11,280 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.8967236467236467
[2021-08-12 21:12:11,281 INFO  L72            ComplementDD]: Start complementDD. Operand 13 states and 1259 transitions.
[2021-08-12 21:12:11,281 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 13 states and 1259 transitions.
[2021-08-12 21:12:11,281 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:11,281 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1259 transitions.
[2021-08-12 21:12:11,284 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 14 states, 13 states have (on average 96.84615384615384) internal successors, (1259), 13 states have internal predecessors, (1259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:11,286 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 14 states, 14 states have (on average 108.0) internal successors, (1512), 14 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:11,287 INFO  L81            ComplementDD]: Finished complementDD. Result  has 14 states, 14 states have (on average 108.0) internal successors, (1512), 14 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:11,288 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 20 predicate places.
[2021-08-12 21:12:11,288 INFO  L482      AbstractCegarLoop]: Abstraction has has 133 places, 151 transitions, 565 flow
[2021-08-12 21:12:11,288 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 95.28571428571429) internal successors, (667), 7 states have internal predecessors, (667), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:11,288 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:11,288 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:11,288 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-08-12 21:12:11,289 INFO  L430      AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:11,289 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:11,289 INFO  L82        PathProgramCache]: Analyzing trace with hash 1981191740, now seen corresponding path program 1 times
[2021-08-12 21:12:11,289 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:11,289 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929036421]
[2021-08-12 21:12:11,290 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:11,317 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:11,368 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:11,368 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:11,369 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:11,369 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:11,374 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:11,377 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:11,394 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:11,395 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:11,401 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:11,402 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:11,410 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:11,410 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:11,413 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:11,413 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:11,413 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929036421]
[2021-08-12 21:12:11,413 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929036421] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:11,414 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:11,414 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-12 21:12:11,414 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918212202]
[2021-08-12 21:12:11,415 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-08-12 21:12:11,415 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:11,416 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-12 21:12:11,416 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-12 21:12:11,417 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 96 out of 108
[2021-08-12 21:12:11,418 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 133 places, 151 transitions, 565 flow. Second operand  has 6 states, 6 states have (on average 97.16666666666667) internal successors, (583), 6 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:11,418 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:11,418 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 96 of 108
[2021-08-12 21:12:11,418 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:12,098 INFO  L129       PetriNetUnfolder]: 967/3934 cut-off events.
[2021-08-12 21:12:12,098 INFO  L130       PetriNetUnfolder]: For 1099/1147 co-relation queries the response was YES.
[2021-08-12 21:12:12,119 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 7822 conditions, 3934 events. 967/3934 cut-off events. For 1099/1147 co-relation queries the response was YES. Maximal size of possible extension queue 274. Compared 41750 event pairs, 349 based on Foata normal form. 4/3817 useless extension candidates. Maximal degree in co-relation 7764. Up to 1015 conditions per place. 
[2021-08-12 21:12:12,125 INFO  L132   encePairwiseOnDemand]: 102/108 looper letters, 7 selfloop transitions, 3 changer transitions 122/228 dead transitions.
[2021-08-12 21:12:12,125 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 141 places, 228 transitions, 1271 flow
[2021-08-12 21:12:12,125 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-12 21:12:12,125 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-08-12 21:12:12,126 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 887 transitions.
[2021-08-12 21:12:12,127 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.9125514403292181
[2021-08-12 21:12:12,127 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 887 transitions.
[2021-08-12 21:12:12,127 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 887 transitions.
[2021-08-12 21:12:12,127 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:12,127 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 887 transitions.
[2021-08-12 21:12:12,129 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 98.55555555555556) internal successors, (887), 9 states have internal predecessors, (887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:12,130 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 108.0) internal successors, (1080), 10 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:12,131 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 108.0) internal successors, (1080), 10 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:12,131 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 28 predicate places.
[2021-08-12 21:12:12,131 INFO  L482      AbstractCegarLoop]: Abstraction has has 141 places, 228 transitions, 1271 flow
[2021-08-12 21:12:12,131 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 97.16666666666667) internal successors, (583), 6 states have internal predecessors, (583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:12,131 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:12,132 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:12,132 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-08-12 21:12:12,132 INFO  L430      AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:12,132 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:12,132 INFO  L82        PathProgramCache]: Analyzing trace with hash -1985959078, now seen corresponding path program 1 times
[2021-08-12 21:12:12,133 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:12,133 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662336369]
[2021-08-12 21:12:12,133 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:12,184 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:12,261 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,262 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:12,262 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,263 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:12,265 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,266 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:12,272 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,273 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:12,281 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,282 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:12:12,292 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,293 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-08-12 21:12:12,308 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size
[2021-08-12 21:12:12,309 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44
[2021-08-12 21:12:12,327 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,328 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:12,338 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,338 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:12:12,354 INFO  L142       QuantifierPusher]: treesize reduction 6, result has 91.4 percent of original size
[2021-08-12 21:12:12,356 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64
[2021-08-12 21:12:12,450 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:12,451 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:12,473 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,473 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:12,488 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,488 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:12,508 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:12,508 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:12,509 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:12,509 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:12,509 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662336369]
[2021-08-12 21:12:12,509 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662336369] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:12,509 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:12,509 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2021-08-12 21:12:12,509 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054085292]
[2021-08-12 21:12:12,509 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 14 states
[2021-08-12 21:12:12,510 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:12,510 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-08-12 21:12:12,510 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182
[2021-08-12 21:12:12,511 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 81 out of 108
[2021-08-12 21:12:12,512 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 141 places, 228 transitions, 1271 flow. Second operand  has 14 states, 14 states have (on average 82.28571428571429) internal successors, (1152), 14 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:12,512 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:12,512 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 108
[2021-08-12 21:12:12,512 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:15,980 INFO  L129       PetriNetUnfolder]: 5830/15134 cut-off events.
[2021-08-12 21:12:15,980 INFO  L130       PetriNetUnfolder]: For 10614/12127 co-relation queries the response was YES.
[2021-08-12 21:12:16,067 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 38169 conditions, 15134 events. 5830/15134 cut-off events. For 10614/12127 co-relation queries the response was YES. Maximal size of possible extension queue 901. Compared 167724 event pairs, 972 based on Foata normal form. 48/15031 useless extension candidates. Maximal degree in co-relation 38102. Up to 4719 conditions per place. 
[2021-08-12 21:12:16,091 INFO  L132   encePairwiseOnDemand]: 93/108 looper letters, 25 selfloop transitions, 13 changer transitions 510/618 dead transitions.
[2021-08-12 21:12:16,091 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 164 places, 618 transitions, 5137 flow
[2021-08-12 21:12:16,091 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. 
[2021-08-12 21:12:16,091 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 24 states.
[2021-08-12 21:12:16,095 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 2101 transitions.
[2021-08-12 21:12:16,096 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.810570987654321
[2021-08-12 21:12:16,096 INFO  L72            ComplementDD]: Start complementDD. Operand 24 states and 2101 transitions.
[2021-08-12 21:12:16,096 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 24 states and 2101 transitions.
[2021-08-12 21:12:16,097 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:16,097 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 24 states and 2101 transitions.
[2021-08-12 21:12:16,101 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 25 states, 24 states have (on average 87.54166666666667) internal successors, (2101), 24 states have internal predecessors, (2101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:16,105 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 25 states, 25 states have (on average 108.0) internal successors, (2700), 25 states have internal predecessors, (2700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:16,107 INFO  L81            ComplementDD]: Finished complementDD. Result  has 25 states, 25 states have (on average 108.0) internal successors, (2700), 25 states have internal predecessors, (2700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:16,107 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 51 predicate places.
[2021-08-12 21:12:16,107 INFO  L482      AbstractCegarLoop]: Abstraction has has 164 places, 618 transitions, 5137 flow
[2021-08-12 21:12:16,108 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 14 states, 14 states have (on average 82.28571428571429) internal successors, (1152), 14 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:16,108 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:16,108 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:16,108 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-08-12 21:12:16,109 INFO  L430      AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:16,109 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:16,109 INFO  L82        PathProgramCache]: Analyzing trace with hash 276015244, now seen corresponding path program 2 times
[2021-08-12 21:12:16,109 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:16,109 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319398988]
[2021-08-12 21:12:16,109 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:16,200 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:16,317 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,317 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:16,318 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,318 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:16,322 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,325 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:16,333 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,333 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:16,341 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,343 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:12:16,353 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,354 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-08-12 21:12:16,367 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,368 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:16,387 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 82.5 percent of original size
[2021-08-12 21:12:16,389 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47
[2021-08-12 21:12:16,406 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,409 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-08-12 21:12:16,431 INFO  L142       QuantifierPusher]: treesize reduction 103, result has 39.1 percent of original size
[2021-08-12 21:12:16,433 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66
[2021-08-12 21:12:16,457 INFO  L142       QuantifierPusher]: treesize reduction 14, result has 75.9 percent of original size
[2021-08-12 21:12:16,458 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44
[2021-08-12 21:12:16,477 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:16,477 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:16,495 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,496 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:16,506 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,507 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:16,517 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:16,518 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:16,519 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:16,519 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:16,519 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319398988]
[2021-08-12 21:12:16,520 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319398988] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:16,522 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:16,522 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2021-08-12 21:12:16,523 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60469074]
[2021-08-12 21:12:16,523 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 14 states
[2021-08-12 21:12:16,523 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:16,531 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-08-12 21:12:16,531 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182
[2021-08-12 21:12:16,532 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 82 out of 108
[2021-08-12 21:12:16,533 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 164 places, 618 transitions, 5137 flow. Second operand  has 14 states, 14 states have (on average 83.21428571428571) internal successors, (1165), 14 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:16,533 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:16,533 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 108
[2021-08-12 21:12:16,534 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:21,135 INFO  L129       PetriNetUnfolder]: 9267/24078 cut-off events.
[2021-08-12 21:12:21,135 INFO  L130       PetriNetUnfolder]: For 17988/21424 co-relation queries the response was YES.
[2021-08-12 21:12:21,400 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 74861 conditions, 24078 events. 9267/24078 cut-off events. For 17988/21424 co-relation queries the response was YES. Maximal size of possible extension queue 1392. Compared 285402 event pairs, 600 based on Foata normal form. 144/24081 useless extension candidates. Maximal degree in co-relation 74786. Up to 8441 conditions per place. 
[2021-08-12 21:12:21,425 INFO  L132   encePairwiseOnDemand]: 94/108 looper letters, 29 selfloop transitions, 16 changer transitions 938/1054 dead transitions.
[2021-08-12 21:12:21,426 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 184 places, 1054 transitions, 11091 flow
[2021-08-12 21:12:21,426 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. 
[2021-08-12 21:12:21,426 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 21 states.
[2021-08-12 21:12:21,433 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 1864 transitions.
[2021-08-12 21:12:21,436 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.8218694885361552
[2021-08-12 21:12:21,437 INFO  L72            ComplementDD]: Start complementDD. Operand 21 states and 1864 transitions.
[2021-08-12 21:12:21,437 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 21 states and 1864 transitions.
[2021-08-12 21:12:21,439 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:21,440 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 21 states and 1864 transitions.
[2021-08-12 21:12:21,447 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 22 states, 21 states have (on average 88.76190476190476) internal successors, (1864), 21 states have internal predecessors, (1864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:21,454 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 22 states, 22 states have (on average 108.0) internal successors, (2376), 22 states have internal predecessors, (2376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:21,456 INFO  L81            ComplementDD]: Finished complementDD. Result  has 22 states, 22 states have (on average 108.0) internal successors, (2376), 22 states have internal predecessors, (2376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:21,456 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 71 predicate places.
[2021-08-12 21:12:21,457 INFO  L482      AbstractCegarLoop]: Abstraction has has 184 places, 1054 transitions, 11091 flow
[2021-08-12 21:12:21,457 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 14 states, 14 states have (on average 83.21428571428571) internal successors, (1165), 14 states have internal predecessors, (1165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:21,457 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:21,457 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:21,457 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-08-12 21:12:21,458 INFO  L430      AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:21,459 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:21,460 INFO  L82        PathProgramCache]: Analyzing trace with hash 2061159644, now seen corresponding path program 1 times
[2021-08-12 21:12:21,460 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:21,460 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122983781]
[2021-08-12 21:12:21,460 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:21,584 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:21,633 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:21,633 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:21,634 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:21,636 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:21,641 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-08-12 21:12:21,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-08-12 21:12:21,657 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:21,658 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:21,665 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-08-12 21:12:21,666 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:21,674 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:21,675 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:21,675 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:21,675 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:21,675 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122983781]
[2021-08-12 21:12:21,676 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122983781] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:21,676 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:21,676 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-08-12 21:12:21,676 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140732872]
[2021-08-12 21:12:21,676 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-08-12 21:12:21,676 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:21,677 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-08-12 21:12:21,677 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-08-12 21:12:21,678 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 94 out of 108
[2021-08-12 21:12:21,678 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 184 places, 1054 transitions, 11091 flow. Second operand  has 6 states, 6 states have (on average 95.16666666666667) internal successors, (571), 6 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:21,678 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:21,678 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 108
[2021-08-12 21:12:21,678 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:24,033 INFO  L129       PetriNetUnfolder]: 4330/13946 cut-off events.
[2021-08-12 21:12:24,033 INFO  L130       PetriNetUnfolder]: For 7787/9120 co-relation queries the response was YES.
[2021-08-12 21:12:24,085 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 39664 conditions, 13946 events. 4330/13946 cut-off events. For 7787/9120 co-relation queries the response was YES. Maximal size of possible extension queue 710. Compared 169002 event pairs, 368 based on Foata normal form. 33/13484 useless extension candidates. Maximal degree in co-relation 39586. Up to 4921 conditions per place. 
[2021-08-12 21:12:24,120 INFO  L132   encePairwiseOnDemand]: 98/108 looper letters, 24 selfloop transitions, 17 changer transitions 407/711 dead transitions.
[2021-08-12 21:12:24,120 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 190 places, 711 transitions, 6889 flow
[2021-08-12 21:12:24,121 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-08-12 21:12:24,121 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-08-12 21:12:24,122 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 983 transitions.
[2021-08-12 21:12:24,123 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.9101851851851852
[2021-08-12 21:12:24,123 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 983 transitions.
[2021-08-12 21:12:24,123 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 983 transitions.
[2021-08-12 21:12:24,124 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:24,124 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 983 transitions.
[2021-08-12 21:12:24,126 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 98.3) internal successors, (983), 10 states have internal predecessors, (983), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:24,128 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 108.0) internal successors, (1188), 11 states have internal predecessors, (1188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:24,128 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 108.0) internal successors, (1188), 11 states have internal predecessors, (1188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:24,128 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 77 predicate places.
[2021-08-12 21:12:24,129 INFO  L482      AbstractCegarLoop]: Abstraction has has 190 places, 711 transitions, 6889 flow
[2021-08-12 21:12:24,129 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 95.16666666666667) internal successors, (571), 6 states have internal predecessors, (571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:24,129 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:24,129 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:24,129 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-08-12 21:12:24,129 INFO  L430      AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:24,130 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:24,130 INFO  L82        PathProgramCache]: Analyzing trace with hash 683270507, now seen corresponding path program 1 times
[2021-08-12 21:12:24,130 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:24,130 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101268845]
[2021-08-12 21:12:24,130 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:24,175 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:24,207 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:24,208 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:24,209 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:24,209 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:24,212 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:24,212 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:24,216 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-08-12 21:12:24,216 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-08-12 21:12:24,231 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:24,231 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:24,239 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-08-12 21:12:24,239 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:24,249 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:24,250 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:24,250 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:24,250 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:24,250 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101268845]
[2021-08-12 21:12:24,250 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101268845] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:24,250 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:24,250 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-08-12 21:12:24,251 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144635976]
[2021-08-12 21:12:24,251 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-08-12 21:12:24,251 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:24,252 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-08-12 21:12:24,252 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-08-12 21:12:24,252 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 94 out of 108
[2021-08-12 21:12:24,253 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 190 places, 711 transitions, 6889 flow. Second operand  has 7 states, 7 states have (on average 95.14285714285714) internal successors, (666), 7 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:24,253 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:24,253 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 108
[2021-08-12 21:12:24,253 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:25,220 INFO  L129       PetriNetUnfolder]: 1349/4716 cut-off events.
[2021-08-12 21:12:25,220 INFO  L130       PetriNetUnfolder]: For 1605/5215 co-relation queries the response was YES.
[2021-08-12 21:12:25,234 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 12760 conditions, 4716 events. 1349/4716 cut-off events. For 1605/5215 co-relation queries the response was YES. Maximal size of possible extension queue 544. Compared 50101 event pairs, 33 based on Foata normal form. 590/4994 useless extension candidates. Maximal degree in co-relation 12679. Up to 868 conditions per place. 
[2021-08-12 21:12:25,248 INFO  L132   encePairwiseOnDemand]: 98/108 looper letters, 22 selfloop transitions, 44 changer transitions 195/378 dead transitions.
[2021-08-12 21:12:25,248 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 378 transitions, 3043 flow
[2021-08-12 21:12:25,249 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-08-12 21:12:25,249 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 13 states.
[2021-08-12 21:12:25,251 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1279 transitions.
[2021-08-12 21:12:25,252 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.9109686609686609
[2021-08-12 21:12:25,252 INFO  L72            ComplementDD]: Start complementDD. Operand 13 states and 1279 transitions.
[2021-08-12 21:12:25,252 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 13 states and 1279 transitions.
[2021-08-12 21:12:25,253 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:25,253 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1279 transitions.
[2021-08-12 21:12:25,256 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 14 states, 13 states have (on average 98.38461538461539) internal successors, (1279), 13 states have internal predecessors, (1279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:25,258 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 14 states, 14 states have (on average 108.0) internal successors, (1512), 14 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:25,259 INFO  L81            ComplementDD]: Finished complementDD. Result  has 14 states, 14 states have (on average 108.0) internal successors, (1512), 14 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:25,259 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 80 predicate places.
[2021-08-12 21:12:25,259 INFO  L482      AbstractCegarLoop]: Abstraction has has 193 places, 378 transitions, 3043 flow
[2021-08-12 21:12:25,259 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 95.14285714285714) internal successors, (666), 7 states have internal predecessors, (666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:25,259 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:25,260 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:25,260 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-08-12 21:12:25,260 INFO  L430      AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:25,260 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:25,260 INFO  L82        PathProgramCache]: Analyzing trace with hash 31133144, now seen corresponding path program 1 times
[2021-08-12 21:12:25,260 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:25,261 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323165749]
[2021-08-12 21:12:25,261 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:25,315 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:25,344 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:25,345 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:25,345 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:25,346 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:25,349 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:25,349 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:25,352 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:25,353 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:25,359 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-08-12 21:12:25,360 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-08-12 21:12:25,377 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:25,378 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:25,386 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-08-12 21:12:25,387 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:25,401 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:25,401 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:25,402 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:25,402 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:25,402 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323165749]
[2021-08-12 21:12:25,402 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323165749] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:25,402 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:25,402 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-08-12 21:12:25,403 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907318241]
[2021-08-12 21:12:25,403 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-08-12 21:12:25,403 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:25,403 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-08-12 21:12:25,404 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-08-12 21:12:25,404 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 94 out of 108
[2021-08-12 21:12:25,405 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 378 transitions, 3043 flow. Second operand  has 8 states, 8 states have (on average 95.125) internal successors, (761), 8 states have internal predecessors, (761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:25,405 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:25,405 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 108
[2021-08-12 21:12:25,405 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:26,049 INFO  L129       PetriNetUnfolder]: 1069/3406 cut-off events.
[2021-08-12 21:12:26,050 INFO  L130       PetriNetUnfolder]: For 1508/7124 co-relation queries the response was YES.
[2021-08-12 21:12:26,064 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 10637 conditions, 3406 events. 1069/3406 cut-off events. For 1508/7124 co-relation queries the response was YES. Maximal size of possible extension queue 544. Compared 36478 event pairs, 9 based on Foata normal form. 704/3842 useless extension candidates. Maximal degree in co-relation 10553. Up to 792 conditions per place. 
[2021-08-12 21:12:26,076 INFO  L132   encePairwiseOnDemand]: 98/108 looper letters, 19 selfloop transitions, 48 changer transitions 69/242 dead transitions.
[2021-08-12 21:12:26,077 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 178 places, 242 transitions, 1641 flow
[2021-08-12 21:12:26,077 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2021-08-12 21:12:26,077 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 16 states.
[2021-08-12 21:12:26,080 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1560 transitions.
[2021-08-12 21:12:26,081 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.9027777777777778
[2021-08-12 21:12:26,081 INFO  L72            ComplementDD]: Start complementDD. Operand 16 states and 1560 transitions.
[2021-08-12 21:12:26,081 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 16 states and 1560 transitions.
[2021-08-12 21:12:26,082 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:26,082 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1560 transitions.
[2021-08-12 21:12:26,085 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 17 states, 16 states have (on average 97.5) internal successors, (1560), 16 states have internal predecessors, (1560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:26,088 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 17 states, 17 states have (on average 108.0) internal successors, (1836), 17 states have internal predecessors, (1836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:26,089 INFO  L81            ComplementDD]: Finished complementDD. Result  has 17 states, 17 states have (on average 108.0) internal successors, (1836), 17 states have internal predecessors, (1836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:26,089 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 65 predicate places.
[2021-08-12 21:12:26,089 INFO  L482      AbstractCegarLoop]: Abstraction has has 178 places, 242 transitions, 1641 flow
[2021-08-12 21:12:26,089 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 95.125) internal successors, (761), 8 states have internal predecessors, (761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:26,089 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:26,090 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:26,090 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-08-12 21:12:26,090 INFO  L430      AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:26,090 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:26,090 INFO  L82        PathProgramCache]: Analyzing trace with hash 1170396105, now seen corresponding path program 1 times
[2021-08-12 21:12:26,091 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:26,091 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6826605]
[2021-08-12 21:12:26,091 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:26,337 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:26,400 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,400 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:26,400 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,401 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:26,403 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,404 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:26,411 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,411 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:26,419 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,419 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:12:26,429 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,430 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-08-12 21:12:26,446 INFO  L142       QuantifierPusher]: treesize reduction 43, result has 66.7 percent of original size
[2021-08-12 21:12:26,447 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 86
[2021-08-12 21:12:26,500 INFO  L142       QuantifierPusher]: treesize reduction 19, result has 88.8 percent of original size
[2021-08-12 21:12:26,505 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 150
[2021-08-12 21:12:26,556 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,556 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:26,567 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,567 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:26,578 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,579 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:26,587 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:26,587 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:26,608 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,608 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:26,618 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,623 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:26,633 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:26,634 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:26,634 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:26,634 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:26,634 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6826605]
[2021-08-12 21:12:26,634 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6826605] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:26,634 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:26,635 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-08-12 21:12:26,635 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822818259]
[2021-08-12 21:12:26,635 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 15 states
[2021-08-12 21:12:26,635 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:26,635 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-08-12 21:12:26,636 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210
[2021-08-12 21:12:26,637 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 81 out of 108
[2021-08-12 21:12:26,638 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 178 places, 242 transitions, 1641 flow. Second operand  has 15 states, 15 states have (on average 82.46666666666667) internal successors, (1237), 15 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:26,638 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:26,638 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 108
[2021-08-12 21:12:26,638 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:27,566 INFO  L129       PetriNetUnfolder]: 1629/4864 cut-off events.
[2021-08-12 21:12:27,566 INFO  L130       PetriNetUnfolder]: For 2584/6146 co-relation queries the response was YES.
[2021-08-12 21:12:27,599 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 16263 conditions, 4864 events. 1629/4864 cut-off events. For 2584/6146 co-relation queries the response was YES. Maximal size of possible extension queue 833. Compared 55705 event pairs, 4 based on Foata normal form. 47/4507 useless extension candidates. Maximal degree in co-relation 16170. Up to 1199 conditions per place. 
[2021-08-12 21:12:27,609 INFO  L132   encePairwiseOnDemand]: 94/108 looper letters, 26 selfloop transitions, 15 changer transitions 125/292 dead transitions.
[2021-08-12 21:12:27,609 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 193 places, 292 transitions, 2327 flow
[2021-08-12 21:12:27,609 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2021-08-12 21:12:27,609 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 16 states.
[2021-08-12 21:12:27,611 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1370 transitions.
[2021-08-12 21:12:27,612 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.7928240740740741
[2021-08-12 21:12:27,612 INFO  L72            ComplementDD]: Start complementDD. Operand 16 states and 1370 transitions.
[2021-08-12 21:12:27,612 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 16 states and 1370 transitions.
[2021-08-12 21:12:27,613 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:27,613 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1370 transitions.
[2021-08-12 21:12:27,615 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 17 states, 16 states have (on average 85.625) internal successors, (1370), 16 states have internal predecessors, (1370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:27,617 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 17 states, 17 states have (on average 108.0) internal successors, (1836), 17 states have internal predecessors, (1836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:27,618 INFO  L81            ComplementDD]: Finished complementDD. Result  has 17 states, 17 states have (on average 108.0) internal successors, (1836), 17 states have internal predecessors, (1836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:27,618 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 80 predicate places.
[2021-08-12 21:12:27,618 INFO  L482      AbstractCegarLoop]: Abstraction has has 193 places, 292 transitions, 2327 flow
[2021-08-12 21:12:27,619 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 82.46666666666667) internal successors, (1237), 15 states have internal predecessors, (1237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:27,619 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:27,619 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:27,619 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-08-12 21:12:27,619 INFO  L430      AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:27,619 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:27,619 INFO  L82        PathProgramCache]: Analyzing trace with hash -1130848391, now seen corresponding path program 2 times
[2021-08-12 21:12:27,620 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:27,620 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281350499]
[2021-08-12 21:12:27,620 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:27,694 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:27,751 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:27,751 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:27,752 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:27,752 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:27,755 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size
[2021-08-12 21:12:27,756 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-08-12 21:12:27,768 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:27,768 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:27,776 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:27,777 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:27,782 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:27,783 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:27,799 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:27,800 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:27,809 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:27,809 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:27,819 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:27,823 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:27,823 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:27,824 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:27,824 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281350499]
[2021-08-12 21:12:27,824 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281350499] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:27,824 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:27,824 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-08-12 21:12:27,824 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084191815]
[2021-08-12 21:12:27,824 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 9 states
[2021-08-12 21:12:27,824 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:27,825 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-08-12 21:12:27,825 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2021-08-12 21:12:27,826 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 81 out of 108
[2021-08-12 21:12:27,826 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 193 places, 292 transitions, 2327 flow. Second operand  has 9 states, 9 states have (on average 83.44444444444444) internal successors, (751), 9 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:27,826 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:27,826 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 108
[2021-08-12 21:12:27,826 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:29,080 INFO  L129       PetriNetUnfolder]: 3295/9526 cut-off events.
[2021-08-12 21:12:29,080 INFO  L130       PetriNetUnfolder]: For 4903/11281 co-relation queries the response was YES.
[2021-08-12 21:12:29,132 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 32340 conditions, 9526 events. 3295/9526 cut-off events. For 4903/11281 co-relation queries the response was YES. Maximal size of possible extension queue 1641. Compared 121750 event pairs, 0 based on Foata normal form. 30/8794 useless extension candidates. Maximal degree in co-relation 32238. Up to 2524 conditions per place. 
[2021-08-12 21:12:29,145 INFO  L132   encePairwiseOnDemand]: 95/108 looper letters, 48 selfloop transitions, 22 changer transitions 176/372 dead transitions.
[2021-08-12 21:12:29,146 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 202 places, 372 transitions, 3621 flow
[2021-08-12 21:12:29,146 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-08-12 21:12:29,146 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-08-12 21:12:29,147 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 864 transitions.
[2021-08-12 21:12:29,148 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.8
[2021-08-12 21:12:29,148 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 864 transitions.
[2021-08-12 21:12:29,148 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 864 transitions.
[2021-08-12 21:12:29,148 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:29,148 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 864 transitions.
[2021-08-12 21:12:29,150 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 86.4) internal successors, (864), 10 states have internal predecessors, (864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:29,151 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 108.0) internal successors, (1188), 11 states have internal predecessors, (1188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:29,152 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 108.0) internal successors, (1188), 11 states have internal predecessors, (1188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:29,152 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 89 predicate places.
[2021-08-12 21:12:29,152 INFO  L482      AbstractCegarLoop]: Abstraction has has 202 places, 372 transitions, 3621 flow
[2021-08-12 21:12:29,152 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 9 states, 9 states have (on average 83.44444444444444) internal successors, (751), 9 states have internal predecessors, (751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:29,152 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:29,152 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:29,152 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2021-08-12 21:12:29,153 INFO  L430      AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:29,245 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:29,245 INFO  L82        PathProgramCache]: Analyzing trace with hash 1737906215, now seen corresponding path program 3 times
[2021-08-12 21:12:29,245 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:29,245 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455012845]
[2021-08-12 21:12:29,245 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:29,314 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:29,361 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:29,361 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:29,363 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:29,364 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:29,367 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:29,367 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:29,373 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size
[2021-08-12 21:12:29,373 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-08-12 21:12:29,387 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 76.3 percent of original size
[2021-08-12 21:12:29,388 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29
[2021-08-12 21:12:29,406 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:29,407 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:29,416 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:29,416 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:29,423 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:29,423 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:29,440 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:29,440 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:29,449 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:29,450 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:29,459 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:29,459 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:29,460 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:29,460 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:29,460 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455012845]
[2021-08-12 21:12:29,460 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455012845] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:29,460 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:29,460 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2021-08-12 21:12:29,461 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [583510295]
[2021-08-12 21:12:29,461 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 11 states
[2021-08-12 21:12:29,461 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:29,462 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2021-08-12 21:12:29,462 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110
[2021-08-12 21:12:29,463 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 80 out of 108
[2021-08-12 21:12:29,476 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 202 places, 372 transitions, 3621 flow. Second operand  has 11 states, 11 states have (on average 82.0909090909091) internal successors, (903), 11 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:29,476 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:29,476 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 108
[2021-08-12 21:12:29,476 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:31,061 INFO  L129       PetriNetUnfolder]: 4385/12416 cut-off events.
[2021-08-12 21:12:31,062 INFO  L130       PetriNetUnfolder]: For 6621/16571 co-relation queries the response was YES.
[2021-08-12 21:12:31,145 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 42757 conditions, 12416 events. 4385/12416 cut-off events. For 6621/16571 co-relation queries the response was YES. Maximal size of possible extension queue 2102. Compared 163698 event pairs, 0 based on Foata normal form. 133/11575 useless extension candidates. Maximal degree in co-relation 42645. Up to 3384 conditions per place. 
[2021-08-12 21:12:31,164 INFO  L132   encePairwiseOnDemand]: 94/108 looper letters, 76 selfloop transitions, 57 changer transitions 163/421 dead transitions.
[2021-08-12 21:12:31,164 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 421 transitions, 4753 flow
[2021-08-12 21:12:31,165 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-12 21:12:31,165 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 12 states.
[2021-08-12 21:12:31,166 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1025 transitions.
[2021-08-12 21:12:31,166 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.7908950617283951
[2021-08-12 21:12:31,166 INFO  L72            ComplementDD]: Start complementDD. Operand 12 states and 1025 transitions.
[2021-08-12 21:12:31,167 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 12 states and 1025 transitions.
[2021-08-12 21:12:31,167 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:31,167 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1025 transitions.
[2021-08-12 21:12:31,169 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 13 states, 12 states have (on average 85.41666666666667) internal successors, (1025), 12 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:31,171 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 13 states, 13 states have (on average 108.0) internal successors, (1404), 13 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:31,171 INFO  L81            ComplementDD]: Finished complementDD. Result  has 13 states, 13 states have (on average 108.0) internal successors, (1404), 13 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:31,171 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 100 predicate places.
[2021-08-12 21:12:31,171 INFO  L482      AbstractCegarLoop]: Abstraction has has 213 places, 421 transitions, 4753 flow
[2021-08-12 21:12:31,172 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 11 states, 11 states have (on average 82.0909090909091) internal successors, (903), 11 states have internal predecessors, (903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:31,172 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:31,172 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:31,172 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2021-08-12 21:12:31,172 INFO  L430      AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:31,172 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:31,172 INFO  L82        PathProgramCache]: Analyzing trace with hash -2114640473, now seen corresponding path program 4 times
[2021-08-12 21:12:31,173 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:31,173 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863938593]
[2021-08-12 21:12:31,173 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:31,248 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:31,313 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,313 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:31,313 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,314 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:31,316 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,317 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:31,322 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,323 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:31,331 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size
[2021-08-12 21:12:31,332 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44
[2021-08-12 21:12:31,337 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,338 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:12:31,344 INFO  L142       QuantifierPusher]: treesize reduction 46, result has 54.5 percent of original size
[2021-08-12 21:12:31,345 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55
[2021-08-12 21:12:31,389 INFO  L142       QuantifierPusher]: treesize reduction 46, result has 61.7 percent of original size
[2021-08-12 21:12:31,392 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74
[2021-08-12 21:12:31,434 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,434 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:31,446 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,447 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:31,456 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:31,456 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:31,478 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,479 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:31,492 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,493 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:31,507 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:31,507 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:31,508 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:31,508 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:31,508 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863938593]
[2021-08-12 21:12:31,508 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863938593] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:31,508 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:31,508 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2021-08-12 21:12:31,508 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560155700]
[2021-08-12 21:12:31,509 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 12 states
[2021-08-12 21:12:31,509 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:31,509 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2021-08-12 21:12:31,510 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132
[2021-08-12 21:12:31,511 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 79 out of 108
[2021-08-12 21:12:31,511 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 213 places, 421 transitions, 4753 flow. Second operand  has 12 states, 12 states have (on average 81.0) internal successors, (972), 12 states have internal predecessors, (972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:31,511 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:31,512 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 108
[2021-08-12 21:12:31,512 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:33,683 INFO  L129       PetriNetUnfolder]: 5488/15439 cut-off events.
[2021-08-12 21:12:33,683 INFO  L130       PetriNetUnfolder]: For 8630/19576 co-relation queries the response was YES.
[2021-08-12 21:12:33,740 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 53680 conditions, 15439 events. 5488/15439 cut-off events. For 8630/19576 co-relation queries the response was YES. Maximal size of possible extension queue 2582. Compared 209062 event pairs, 0 based on Foata normal form. 130/14337 useless extension candidates. Maximal degree in co-relation 53557. Up to 4279 conditions per place. 
[2021-08-12 21:12:33,759 INFO  L132   encePairwiseOnDemand]: 94/108 looper letters, 110 selfloop transitions, 25 changer transitions 218/477 dead transitions.
[2021-08-12 21:12:33,760 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 227 places, 477 transitions, 6325 flow
[2021-08-12 21:12:33,765 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2021-08-12 21:12:33,765 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 15 states.
[2021-08-12 21:12:33,766 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1257 transitions.
[2021-08-12 21:12:33,766 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.7759259259259259
[2021-08-12 21:12:33,767 INFO  L72            ComplementDD]: Start complementDD. Operand 15 states and 1257 transitions.
[2021-08-12 21:12:33,767 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 15 states and 1257 transitions.
[2021-08-12 21:12:33,767 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:33,767 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1257 transitions.
[2021-08-12 21:12:33,769 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 16 states, 15 states have (on average 83.8) internal successors, (1257), 15 states have internal predecessors, (1257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:33,770 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 16 states, 16 states have (on average 108.0) internal successors, (1728), 16 states have internal predecessors, (1728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:33,771 INFO  L81            ComplementDD]: Finished complementDD. Result  has 16 states, 16 states have (on average 108.0) internal successors, (1728), 16 states have internal predecessors, (1728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:33,771 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 114 predicate places.
[2021-08-12 21:12:33,771 INFO  L482      AbstractCegarLoop]: Abstraction has has 227 places, 477 transitions, 6325 flow
[2021-08-12 21:12:33,771 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 81.0) internal successors, (972), 12 states have internal predecessors, (972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:33,771 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:33,772 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:33,772 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2021-08-12 21:12:33,772 INFO  L430      AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:33,772 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:33,772 INFO  L82        PathProgramCache]: Analyzing trace with hash -1453804945, now seen corresponding path program 5 times
[2021-08-12 21:12:33,772 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:33,772 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847859688]
[2021-08-12 21:12:33,772 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:33,839 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:33,989 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:33,990 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:33,990 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:33,991 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:33,993 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:33,994 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:33,999 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:33,999 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:12:34,011 INFO  L142       QuantifierPusher]: treesize reduction 21, result has 79.8 percent of original size
[2021-08-12 21:12:34,014 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83
[2021-08-12 21:12:34,045 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:34,045 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:34,055 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 81.5 percent of original size
[2021-08-12 21:12:34,056 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44
[2021-08-12 21:12:34,064 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:34,065 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:34,082 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:34,083 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:34,092 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:34,093 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:34,102 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:34,103 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:34,103 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:34,103 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:34,103 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847859688]
[2021-08-12 21:12:34,103 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847859688] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:34,103 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:34,103 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2021-08-12 21:12:34,104 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926128366]
[2021-08-12 21:12:34,104 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 10 states
[2021-08-12 21:12:34,104 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:34,104 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2021-08-12 21:12:34,104 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90
[2021-08-12 21:12:34,105 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 83 out of 108
[2021-08-12 21:12:34,105 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 227 places, 477 transitions, 6325 flow. Second operand  has 10 states, 10 states have (on average 85.1) internal successors, (851), 10 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:34,106 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:34,106 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 108
[2021-08-12 21:12:34,106 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:36,457 INFO  L129       PetriNetUnfolder]: 6263/17722 cut-off events.
[2021-08-12 21:12:36,457 INFO  L130       PetriNetUnfolder]: For 11183/25191 co-relation queries the response was YES.
[2021-08-12 21:12:36,548 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 62665 conditions, 17722 events. 6263/17722 cut-off events. For 11183/25191 co-relation queries the response was YES. Maximal size of possible extension queue 2945. Compared 244834 event pairs, 0 based on Foata normal form. 43/16337 useless extension candidates. Maximal degree in co-relation 62534. Up to 4884 conditions per place. 
[2021-08-12 21:12:36,566 INFO  L132   encePairwiseOnDemand]: 95/108 looper letters, 66 selfloop transitions, 22 changer transitions 329/544 dead transitions.
[2021-08-12 21:12:36,566 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 235 places, 544 transitions, 8309 flow
[2021-08-12 21:12:36,566 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-08-12 21:12:36,566 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-08-12 21:12:36,567 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 788 transitions.
[2021-08-12 21:12:36,567 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.8106995884773662
[2021-08-12 21:12:36,567 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 788 transitions.
[2021-08-12 21:12:36,567 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 788 transitions.
[2021-08-12 21:12:36,567 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:36,567 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 788 transitions.
[2021-08-12 21:12:36,569 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 87.55555555555556) internal successors, (788), 9 states have internal predecessors, (788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:36,570 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 108.0) internal successors, (1080), 10 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:36,570 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 108.0) internal successors, (1080), 10 states have internal predecessors, (1080), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:36,570 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 122 predicate places.
[2021-08-12 21:12:36,570 INFO  L482      AbstractCegarLoop]: Abstraction has has 235 places, 544 transitions, 8309 flow
[2021-08-12 21:12:36,570 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 10 states, 10 states have (on average 85.1) internal successors, (851), 10 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:36,570 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:36,571 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:36,571 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2021-08-12 21:12:36,571 INFO  L430      AbstractCegarLoop]: === Iteration 15 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:36,571 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:36,571 INFO  L82        PathProgramCache]: Analyzing trace with hash -1026050609, now seen corresponding path program 6 times
[2021-08-12 21:12:36,571 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:36,571 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663313720]
[2021-08-12 21:12:36,571 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:36,628 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:36,763 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:36,764 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:36,764 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:36,764 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:36,768 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 88.9 percent of original size
[2021-08-12 21:12:36,769 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-08-12 21:12:36,785 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 62.5 percent of original size
[2021-08-12 21:12:36,786 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15
[2021-08-12 21:12:36,797 INFO  L142       QuantifierPusher]: treesize reduction 26, result has 54.4 percent of original size
[2021-08-12 21:12:36,798 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31
[2021-08-12 21:12:36,815 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:36,815 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:36,823 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:36,824 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:36,842 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:36,843 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:36,853 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:36,854 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:36,865 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:36,866 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:36,866 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:36,866 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:36,866 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663313720]
[2021-08-12 21:12:36,866 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663313720] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:36,866 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:36,866 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2021-08-12 21:12:36,867 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904342935]
[2021-08-12 21:12:36,867 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 10 states
[2021-08-12 21:12:36,867 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:36,868 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2021-08-12 21:12:36,868 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90
[2021-08-12 21:12:36,869 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 82 out of 108
[2021-08-12 21:12:36,869 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 235 places, 544 transitions, 8309 flow. Second operand  has 10 states, 10 states have (on average 84.1) internal successors, (841), 10 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:36,869 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:36,869 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 108
[2021-08-12 21:12:36,869 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:40,370 WARN  L205               SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 24
[2021-08-12 21:12:40,464 INFO  L129       PetriNetUnfolder]: 9270/25893 cut-off events.
[2021-08-12 21:12:40,464 INFO  L130       PetriNetUnfolder]: For 16280/37792 co-relation queries the response was YES.
[2021-08-12 21:12:40,596 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 91590 conditions, 25893 events. 9270/25893 cut-off events. For 16280/37792 co-relation queries the response was YES. Maximal size of possible extension queue 4250. Compared 372942 event pairs, 0 based on Foata normal form. 152/23947 useless extension candidates. Maximal degree in co-relation 91451. Up to 7317 conditions per place. 
[2021-08-12 21:12:40,620 INFO  L132   encePairwiseOnDemand]: 94/108 looper letters, 77 selfloop transitions, 16 changer transitions 497/717 dead transitions.
[2021-08-12 21:12:40,620 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 244 places, 717 transitions, 12839 flow
[2021-08-12 21:12:40,628 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-08-12 21:12:40,628 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-08-12 21:12:40,629 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 869 transitions.
[2021-08-12 21:12:40,629 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.8046296296296296
[2021-08-12 21:12:40,629 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 869 transitions.
[2021-08-12 21:12:40,629 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 869 transitions.
[2021-08-12 21:12:40,630 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:40,630 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 869 transitions.
[2021-08-12 21:12:40,631 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 86.9) internal successors, (869), 10 states have internal predecessors, (869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:40,632 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 108.0) internal successors, (1188), 11 states have internal predecessors, (1188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:40,632 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 108.0) internal successors, (1188), 11 states have internal predecessors, (1188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:40,632 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 131 predicate places.
[2021-08-12 21:12:40,632 INFO  L482      AbstractCegarLoop]: Abstraction has has 244 places, 717 transitions, 12839 flow
[2021-08-12 21:12:40,633 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 10 states, 10 states have (on average 84.1) internal successors, (841), 10 states have internal predecessors, (841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:40,633 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:40,633 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:40,633 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2021-08-12 21:12:40,633 INFO  L430      AbstractCegarLoop]: === Iteration 16 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:40,633 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:40,634 INFO  L82        PathProgramCache]: Analyzing trace with hash 1920923437, now seen corresponding path program 7 times
[2021-08-12 21:12:40,634 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:40,634 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009562550]
[2021-08-12 21:12:40,634 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:40,699 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:40,751 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:40,751 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:40,752 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:40,752 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:40,755 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:40,755 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:40,761 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 92.6 percent of original size
[2021-08-12 21:12:40,761 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25
[2021-08-12 21:12:40,776 INFO  L142       QuantifierPusher]: treesize reduction 23, result has 71.6 percent of original size
[2021-08-12 21:12:40,778 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58
[2021-08-12 21:12:40,816 INFO  L142       QuantifierPusher]: treesize reduction 31, result has 40.4 percent of original size
[2021-08-12 21:12:40,816 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-08-12 21:12:40,832 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:40,833 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:40,841 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:40,842 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:40,848 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:40,849 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:40,867 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:40,869 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:40,880 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:40,880 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:40,892 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:40,892 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:40,893 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:40,893 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:40,893 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009562550]
[2021-08-12 21:12:40,895 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009562550] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:40,895 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:40,895 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2021-08-12 21:12:40,895 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665718963]
[2021-08-12 21:12:40,896 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 12 states
[2021-08-12 21:12:40,896 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:40,896 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2021-08-12 21:12:40,896 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132
[2021-08-12 21:12:40,897 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 79 out of 108
[2021-08-12 21:12:40,898 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 244 places, 717 transitions, 12839 flow. Second operand  has 12 states, 12 states have (on average 81.0) internal successors, (972), 12 states have internal predecessors, (972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:40,898 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:40,898 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 108
[2021-08-12 21:12:40,898 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:45,148 INFO  L129       PetriNetUnfolder]: 10165/28169 cut-off events.
[2021-08-12 21:12:45,148 INFO  L130       PetriNetUnfolder]: For 19241/42701 co-relation queries the response was YES.
[2021-08-12 21:12:45,438 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 100578 conditions, 28169 events. 10165/28169 cut-off events. For 19241/42701 co-relation queries the response was YES. Maximal size of possible extension queue 4578. Compared 409027 event pairs, 0 based on Foata normal form. 165/26092 useless extension candidates. Maximal degree in co-relation 100428. Up to 8040 conditions per place. 
[2021-08-12 21:12:45,464 INFO  L132   encePairwiseOnDemand]: 94/108 looper letters, 73 selfloop transitions, 23 changer transitions 533/753 dead transitions.
[2021-08-12 21:12:45,464 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 254 places, 753 transitions, 14801 flow
[2021-08-12 21:12:45,464 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-08-12 21:12:45,464 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 11 states.
[2021-08-12 21:12:45,465 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 924 transitions.
[2021-08-12 21:12:45,466 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.7777777777777778
[2021-08-12 21:12:45,466 INFO  L72            ComplementDD]: Start complementDD. Operand 11 states and 924 transitions.
[2021-08-12 21:12:45,466 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 11 states and 924 transitions.
[2021-08-12 21:12:45,466 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:45,466 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 924 transitions.
[2021-08-12 21:12:45,467 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 12 states, 11 states have (on average 84.0) internal successors, (924), 11 states have internal predecessors, (924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:45,469 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 12 states, 12 states have (on average 108.0) internal successors, (1296), 12 states have internal predecessors, (1296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:45,469 INFO  L81            ComplementDD]: Finished complementDD. Result  has 12 states, 12 states have (on average 108.0) internal successors, (1296), 12 states have internal predecessors, (1296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:45,469 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 141 predicate places.
[2021-08-12 21:12:45,469 INFO  L482      AbstractCegarLoop]: Abstraction has has 254 places, 753 transitions, 14801 flow
[2021-08-12 21:12:45,470 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 81.0) internal successors, (972), 12 states have internal predecessors, (972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:45,470 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:45,470 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:45,470 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2021-08-12 21:12:45,470 INFO  L430      AbstractCegarLoop]: === Iteration 17 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:45,470 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:45,471 INFO  L82        PathProgramCache]: Analyzing trace with hash 1541330333, now seen corresponding path program 8 times
[2021-08-12 21:12:45,471 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:45,471 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714797063]
[2021-08-12 21:12:45,471 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:45,524 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:45,584 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,585 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:45,585 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,585 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:45,588 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,589 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:45,595 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,595 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:45,602 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,603 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:12:45,617 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 84.1 percent of original size
[2021-08-12 21:12:45,618 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53
[2021-08-12 21:12:45,641 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 85.1 percent of original size
[2021-08-12 21:12:45,642 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57
[2021-08-12 21:12:45,673 INFO  L142       QuantifierPusher]: treesize reduction 50, result has 58.0 percent of original size
[2021-08-12 21:12:45,674 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69
[2021-08-12 21:12:45,718 INFO  L142       QuantifierPusher]: treesize reduction 62, result has 64.4 percent of original size
[2021-08-12 21:12:45,721 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 112
[2021-08-12 21:12:45,779 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,780 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11
[2021-08-12 21:12:45,791 INFO  L142       QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size
[2021-08-12 21:12:45,792 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4
[2021-08-12 21:12:45,803 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:45,803 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:45,823 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,824 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:45,836 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,837 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:45,850 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:45,850 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:45,851 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:45,851 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:45,851 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714797063]
[2021-08-12 21:12:45,851 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714797063] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:45,851 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:45,851 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-08-12 21:12:45,851 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016653860]
[2021-08-12 21:12:45,852 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 15 states
[2021-08-12 21:12:45,852 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:45,852 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-08-12 21:12:45,852 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210
[2021-08-12 21:12:45,853 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 78 out of 108
[2021-08-12 21:12:45,854 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 254 places, 753 transitions, 14801 flow. Second operand  has 15 states, 15 states have (on average 79.66666666666667) internal successors, (1195), 15 states have internal predecessors, (1195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:45,854 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:45,854 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 108
[2021-08-12 21:12:45,854 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:12:52,099 WARN  L205               SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 40
[2021-08-12 21:12:52,322 INFO  L129       PetriNetUnfolder]: 14275/39201 cut-off events.
[2021-08-12 21:12:52,323 INFO  L130       PetriNetUnfolder]: For 27803/62893 co-relation queries the response was YES.
[2021-08-12 21:12:52,564 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 140720 conditions, 39201 events. 14275/39201 cut-off events. For 27803/62893 co-relation queries the response was YES. Maximal size of possible extension queue 6334. Compared 591628 event pairs, 0 based on Foata normal form. 116/36209 useless extension candidates. Maximal degree in co-relation 140558. Up to 11360 conditions per place. 
[2021-08-12 21:12:52,596 INFO  L132   encePairwiseOnDemand]: 97/108 looper letters, 56 selfloop transitions, 7 changer transitions 795/980 dead transitions.
[2021-08-12 21:12:52,597 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 265 places, 980 transitions, 22021 flow
[2021-08-12 21:12:52,597 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-12 21:12:52,597 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 12 states.
[2021-08-12 21:12:52,598 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 992 transitions.
[2021-08-12 21:12:52,598 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.7654320987654321
[2021-08-12 21:12:52,598 INFO  L72            ComplementDD]: Start complementDD. Operand 12 states and 992 transitions.
[2021-08-12 21:12:52,599 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 12 states and 992 transitions.
[2021-08-12 21:12:52,599 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:12:52,599 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 992 transitions.
[2021-08-12 21:12:52,600 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 13 states, 12 states have (on average 82.66666666666667) internal successors, (992), 12 states have internal predecessors, (992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:52,602 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 13 states, 13 states have (on average 108.0) internal successors, (1404), 13 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:52,602 INFO  L81            ComplementDD]: Finished complementDD. Result  has 13 states, 13 states have (on average 108.0) internal successors, (1404), 13 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:52,602 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 152 predicate places.
[2021-08-12 21:12:52,602 INFO  L482      AbstractCegarLoop]: Abstraction has has 265 places, 980 transitions, 22021 flow
[2021-08-12 21:12:52,603 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 79.66666666666667) internal successors, (1195), 15 states have internal predecessors, (1195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:52,603 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:12:52,603 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:12:52,603 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2021-08-12 21:12:52,603 INFO  L430      AbstractCegarLoop]: === Iteration 18 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:12:52,603 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:12:52,603 INFO  L82        PathProgramCache]: Analyzing trace with hash -976238749, now seen corresponding path program 9 times
[2021-08-12 21:12:52,604 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:12:52,604 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876629940]
[2021-08-12 21:12:52,604 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:12:52,678 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:12:52,772 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:52,773 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:52,773 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:52,773 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:12:52,776 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:52,776 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:12:52,782 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:52,782 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:12:52,790 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:52,790 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:12:52,801 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:52,801 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-08-12 21:12:52,815 INFO  L142       QuantifierPusher]: treesize reduction 12, result has 85.0 percent of original size
[2021-08-12 21:12:52,816 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 68
[2021-08-12 21:12:52,866 INFO  L142       QuantifierPusher]: treesize reduction 14, result has 70.8 percent of original size
[2021-08-12 21:12:52,867 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34
[2021-08-12 21:12:52,893 INFO  L142       QuantifierPusher]: treesize reduction 5, result has 86.5 percent of original size
[2021-08-12 21:12:52,894 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32
[2021-08-12 21:12:52,921 INFO  L142       QuantifierPusher]: treesize reduction 5, result has 87.5 percent of original size
[2021-08-12 21:12:52,923 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35
[2021-08-12 21:12:52,954 INFO  L142       QuantifierPusher]: treesize reduction 52, result has 63.1 percent of original size
[2021-08-12 21:12:52,956 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89
[2021-08-12 21:12:53,017 INFO  L142       QuantifierPusher]: treesize reduction 86, result has 32.8 percent of original size
[2021-08-12 21:12:53,018 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42
[2021-08-12 21:12:53,063 INFO  L142       QuantifierPusher]: treesize reduction 42, result has 51.2 percent of original size
[2021-08-12 21:12:53,064 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44
[2021-08-12 21:12:53,116 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:53,117 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14
[2021-08-12 21:12:53,138 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 82.8 percent of original size
[2021-08-12 21:12:53,138 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48
[2021-08-12 21:12:53,154 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:12:53,154 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:12:53,175 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:53,175 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:53,190 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:53,190 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:12:53,203 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:12:53,204 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:12:53,205 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:12:53,205 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:12:53,205 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876629940]
[2021-08-12 21:12:53,205 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876629940] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:12:53,205 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:12:53,205 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18
[2021-08-12 21:12:53,205 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906299615]
[2021-08-12 21:12:53,206 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 18 states
[2021-08-12 21:12:53,206 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:12:53,206 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2021-08-12 21:12:53,206 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=238, Unknown=0, NotChecked=0, Total=306
[2021-08-12 21:12:53,209 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 76 out of 108
[2021-08-12 21:12:53,210 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 265 places, 980 transitions, 22021 flow. Second operand  has 18 states, 18 states have (on average 77.5) internal successors, (1395), 18 states have internal predecessors, (1395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:12:53,210 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:12:53,210 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 76 of 108
[2021-08-12 21:12:53,210 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:13:00,270 WARN  L205               SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 42
[2021-08-12 21:13:00,501 INFO  L129       PetriNetUnfolder]: 14864/40675 cut-off events.
[2021-08-12 21:13:00,501 INFO  L130       PetriNetUnfolder]: For 31681/71807 co-relation queries the response was YES.
[2021-08-12 21:13:00,737 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 147718 conditions, 40675 events. 14864/40675 cut-off events. For 31681/71807 co-relation queries the response was YES. Maximal size of possible extension queue 6572. Compared 615714 event pairs, 0 based on Foata normal form. 219/37678 useless extension candidates. Maximal degree in co-relation 147542. Up to 11839 conditions per place. 
[2021-08-12 21:13:00,768 INFO  L132   encePairwiseOnDemand]: 96/108 looper letters, 51 selfloop transitions, 15 changer transitions 831/1017 dead transitions.
[2021-08-12 21:13:00,769 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 278 places, 1017 transitions, 24729 flow
[2021-08-12 21:13:00,769 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2021-08-12 21:13:00,769 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 14 states.
[2021-08-12 21:13:00,770 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1122 transitions.
[2021-08-12 21:13:00,770 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.7420634920634921
[2021-08-12 21:13:00,770 INFO  L72            ComplementDD]: Start complementDD. Operand 14 states and 1122 transitions.
[2021-08-12 21:13:00,770 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 14 states and 1122 transitions.
[2021-08-12 21:13:00,771 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:13:00,771 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1122 transitions.
[2021-08-12 21:13:00,772 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 15 states, 14 states have (on average 80.14285714285714) internal successors, (1122), 14 states have internal predecessors, (1122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:00,774 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 15 states, 15 states have (on average 108.0) internal successors, (1620), 15 states have internal predecessors, (1620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:00,774 INFO  L81            ComplementDD]: Finished complementDD. Result  has 15 states, 15 states have (on average 108.0) internal successors, (1620), 15 states have internal predecessors, (1620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:00,774 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 165 predicate places.
[2021-08-12 21:13:00,774 INFO  L482      AbstractCegarLoop]: Abstraction has has 278 places, 1017 transitions, 24729 flow
[2021-08-12 21:13:00,775 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 18 states, 18 states have (on average 77.5) internal successors, (1395), 18 states have internal predecessors, (1395), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:00,775 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:13:00,775 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:13:00,775 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2021-08-12 21:13:00,775 INFO  L430      AbstractCegarLoop]: === Iteration 19 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:13:00,775 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:13:00,776 INFO  L82        PathProgramCache]: Analyzing trace with hash -1427190623, now seen corresponding path program 10 times
[2021-08-12 21:13:00,776 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:13:00,776 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086934377]
[2021-08-12 21:13:00,776 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:13:00,832 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:13:00,890 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:00,891 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:13:00,891 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:00,892 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:13:00,894 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:00,894 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:13:00,899 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:00,903 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:13:00,910 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 93.3 percent of original size
[2021-08-12 21:13:00,911 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-08-12 21:13:00,928 INFO  L142       QuantifierPusher]: treesize reduction 2, result has 91.7 percent of original size
[2021-08-12 21:13:00,929 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 22
[2021-08-12 21:13:00,944 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 78.6 percent of original size
[2021-08-12 21:13:00,945 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33
[2021-08-12 21:13:00,968 INFO  L142       QuantifierPusher]: treesize reduction 14, result has 57.6 percent of original size
[2021-08-12 21:13:00,969 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:13:00,984 INFO  L142       QuantifierPusher]: treesize reduction 84, result has 38.2 percent of original size
[2021-08-12 21:13:00,985 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52
[2021-08-12 21:13:01,012 INFO  L142       QuantifierPusher]: treesize reduction 21, result has 70.0 percent of original size
[2021-08-12 21:13:01,013 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49
[2021-08-12 21:13:01,043 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:01,044 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:13:01,056 INFO  L142       QuantifierPusher]: treesize reduction 6, result has 91.0 percent of original size
[2021-08-12 21:13:01,057 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 61
[2021-08-12 21:13:01,066 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:13:01,067 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:13:01,084 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:01,084 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:13:01,094 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:01,095 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:13:01,103 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:01,104 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:13:01,104 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:13:01,104 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:13:01,105 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086934377]
[2021-08-12 21:13:01,105 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086934377] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:13:01,105 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:13:01,105 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2021-08-12 21:13:01,105 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768930087]
[2021-08-12 21:13:01,106 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 15 states
[2021-08-12 21:13:01,106 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:13:01,107 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2021-08-12 21:13:01,107 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210
[2021-08-12 21:13:01,108 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 78 out of 108
[2021-08-12 21:13:01,109 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 278 places, 1017 transitions, 24729 flow. Second operand  has 15 states, 15 states have (on average 79.66666666666667) internal successors, (1195), 15 states have internal predecessors, (1195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:01,109 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:13:01,109 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 108
[2021-08-12 21:13:01,109 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:13:10,926 INFO  L129       PetriNetUnfolder]: 18659/50689 cut-off events.
[2021-08-12 21:13:10,926 INFO  L130       PetriNetUnfolder]: For 40395/83695 co-relation queries the response was YES.
[2021-08-12 21:13:11,234 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 184228 conditions, 50689 events. 18659/50689 cut-off events. For 40395/83695 co-relation queries the response was YES. Maximal size of possible extension queue 8113. Compared 780343 event pairs, 0 based on Foata normal form. 278/47128 useless extension candidates. Maximal degree in co-relation 184040. Up to 14930 conditions per place. 
[2021-08-12 21:13:11,274 INFO  L132   encePairwiseOnDemand]: 97/108 looper letters, 42 selfloop transitions, 16 changer transitions 1080/1260 dead transitions.
[2021-08-12 21:13:11,275 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 289 places, 1260 transitions, 33987 flow
[2021-08-12 21:13:11,275 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2021-08-12 21:13:11,275 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 12 states.
[2021-08-12 21:13:11,276 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 988 transitions.
[2021-08-12 21:13:11,276 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.7623456790123457
[2021-08-12 21:13:11,276 INFO  L72            ComplementDD]: Start complementDD. Operand 12 states and 988 transitions.
[2021-08-12 21:13:11,276 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 12 states and 988 transitions.
[2021-08-12 21:13:11,277 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:13:11,277 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 988 transitions.
[2021-08-12 21:13:11,278 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 13 states, 12 states have (on average 82.33333333333333) internal successors, (988), 12 states have internal predecessors, (988), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:11,279 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 13 states, 13 states have (on average 108.0) internal successors, (1404), 13 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:11,280 INFO  L81            ComplementDD]: Finished complementDD. Result  has 13 states, 13 states have (on average 108.0) internal successors, (1404), 13 states have internal predecessors, (1404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:11,280 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 176 predicate places.
[2021-08-12 21:13:11,280 INFO  L482      AbstractCegarLoop]: Abstraction has has 289 places, 1260 transitions, 33987 flow
[2021-08-12 21:13:11,280 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 79.66666666666667) internal successors, (1195), 15 states have internal predecessors, (1195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:11,280 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:13:11,280 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:13:11,281 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18
[2021-08-12 21:13:11,281 INFO  L430      AbstractCegarLoop]: === Iteration 20 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:13:11,281 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:13:11,281 INFO  L82        PathProgramCache]: Analyzing trace with hash 1722776555, now seen corresponding path program 11 times
[2021-08-12 21:13:11,281 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:13:11,281 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882173904]
[2021-08-12 21:13:11,281 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:13:11,338 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-12 21:13:11,393 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,394 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:13:11,394 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,394 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-08-12 21:13:11,397 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,397 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:13:11,402 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,402 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-08-12 21:13:11,409 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,410 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-08-12 21:13:11,420 INFO  L142       QuantifierPusher]: treesize reduction 12, result has 83.8 percent of original size
[2021-08-12 21:13:11,420 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62
[2021-08-12 21:13:11,453 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 72.7 percent of original size
[2021-08-12 21:13:11,453 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24
[2021-08-12 21:13:11,473 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,473 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16
[2021-08-12 21:13:11,486 INFO  L142       QuantifierPusher]: treesize reduction 21, result has 68.7 percent of original size
[2021-08-12 21:13:11,487 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46
[2021-08-12 21:13:11,512 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,513 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-08-12 21:13:11,521 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-08-12 21:13:11,521 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-08-12 21:13:11,539 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,539 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:13:11,549 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,550 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-08-12 21:13:11,560 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-08-12 21:13:11,561 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-08-12 21:13:11,561 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-12 21:13:11,561 INFO  L179   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-08-12 21:13:11,561 INFO  L361   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882173904]
[2021-08-12 21:13:11,562 INFO  L200   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882173904] provided 1 perfect and 0 imperfect interpolant sequences
[2021-08-12 21:13:11,562 INFO  L226   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-08-12 21:13:11,562 INFO  L239   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2021-08-12 21:13:11,562 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894862466]
[2021-08-12 21:13:11,562 INFO  L462      AbstractCegarLoop]: Interpolant automaton has 14 states
[2021-08-12 21:13:11,562 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-08-12 21:13:11,562 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2021-08-12 21:13:11,563 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182
[2021-08-12 21:13:11,563 INFO  L513   CegarLoopForPetriNet]: Number of universal loopers: 78 out of 108
[2021-08-12 21:13:11,564 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 289 places, 1260 transitions, 33987 flow. Second operand  has 14 states, 14 states have (on average 79.78571428571429) internal successors, (1117), 14 states have internal predecessors, (1117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:11,564 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-08-12 21:13:11,564 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 78 of 108
[2021-08-12 21:13:11,564 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-08-12 21:13:24,933 INFO  L129       PetriNetUnfolder]: 23860/63679 cut-off events.
[2021-08-12 21:13:24,934 INFO  L130       PetriNetUnfolder]: For 50869/94769 co-relation queries the response was YES.
[2021-08-12 21:13:25,426 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 230573 conditions, 63679 events. 23860/63679 cut-off events. For 50869/94769 co-relation queries the response was YES. Maximal size of possible extension queue 10005. Compared 1001232 event pairs, 0 based on Foata normal form. 384/59295 useless extension candidates. Maximal degree in co-relation 230373. Up to 19133 conditions per place. 
[2021-08-12 21:13:25,477 INFO  L132   encePairwiseOnDemand]: 92/108 looper letters, 23 selfloop transitions, 19 changer transitions 1284/1448 dead transitions.
[2021-08-12 21:13:25,477 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 306 places, 1448 transitions, 42249 flow
[2021-08-12 21:13:25,478 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2021-08-12 21:13:25,478 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 18 states.
[2021-08-12 21:13:25,479 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1480 transitions.
[2021-08-12 21:13:25,479 INFO  L558   CegarLoopForPetriNet]: DFA transition density 0.7613168724279835
[2021-08-12 21:13:25,480 INFO  L72            ComplementDD]: Start complementDD. Operand 18 states and 1480 transitions.
[2021-08-12 21:13:25,480 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 18 states and 1480 transitions.
[2021-08-12 21:13:25,480 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-08-12 21:13:25,480 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1480 transitions.
[2021-08-12 21:13:25,482 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 19 states, 18 states have (on average 82.22222222222223) internal successors, (1480), 18 states have internal predecessors, (1480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:25,484 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 19 states, 19 states have (on average 108.0) internal successors, (2052), 19 states have internal predecessors, (2052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:25,485 INFO  L81            ComplementDD]: Finished complementDD. Result  has 19 states, 19 states have (on average 108.0) internal successors, (2052), 19 states have internal predecessors, (2052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:25,485 INFO  L348   CegarLoopForPetriNet]: 113 programPoint places, 193 predicate places.
[2021-08-12 21:13:25,485 INFO  L482      AbstractCegarLoop]: Abstraction has has 306 places, 1448 transitions, 42249 flow
[2021-08-12 21:13:25,485 INFO  L483      AbstractCegarLoop]: Interpolant automaton has  has 14 states, 14 states have (on average 79.78571428571429) internal successors, (1117), 14 states have internal predecessors, (1117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-12 21:13:25,485 INFO  L258   CegarLoopForPetriNet]: Found error trace
[2021-08-12 21:13:25,485 INFO  L266   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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-08-12 21:13:25,486 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19
[2021-08-12 21:13:25,486 INFO  L430      AbstractCegarLoop]: === Iteration 21 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-08-12 21:13:25,486 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-08-12 21:13:25,486 INFO  L82        PathProgramCache]: Analyzing trace with hash 114327215, now seen corresponding path program 12 times
[2021-08-12 21:13:25,486 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-08-12 21:13:25,486 INFO  L361   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375484831]
[2021-08-12 21:13:25,487 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-12 21:13:25,547 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-12 21:13:25,548 INFO  L223             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-08-12 21:13:25,632 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-08-12 21:13:25,632 INFO  L223             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-08-12 21:13:25,687 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-08-12 21:13:25,688 INFO  L651         BasicCegarLoop]: Counterexample might be feasible
[2021-08-12 21:13:25,688 WARN  L519      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20
[2021-08-12 21:13:25,691 INFO  L239   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-08-12 21:13:25,883 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.08 09:13:25 BasicIcfg
[2021-08-12 21:13:25,883 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-08-12 21:13:25,883 INFO  L168              Benchmark]: Toolchain (without parser) took 80967.39 ms. Allocated memory was 205.5 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 168.3 MB in the beginning and 4.4 GB in the end (delta: -4.2 GB). Peak memory consumption was 2.9 GB. Max. memory is 8.0 GB.
[2021-08-12 21:13:25,884 INFO  L168              Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 205.5 MB. Free memory was 186.6 MB in the beginning and 186.4 MB in the end (delta: 216.7 kB). There was no memory consumed. Max. memory is 8.0 GB.
[2021-08-12 21:13:25,884 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 576.22 ms. Allocated memory is still 205.5 MB. Free memory was 168.0 MB in the beginning and 161.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB.
[2021-08-12 21:13:25,884 INFO  L168              Benchmark]: Boogie Procedure Inliner took 64.22 ms. Allocated memory is still 205.5 MB. Free memory was 161.8 MB in the beginning and 158.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
[2021-08-12 21:13:25,884 INFO  L168              Benchmark]: Boogie Preprocessor took 61.61 ms. Allocated memory is still 205.5 MB. Free memory was 158.6 MB in the beginning and 155.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB.
[2021-08-12 21:13:25,887 INFO  L168              Benchmark]: RCFGBuilder took 3109.05 ms. Allocated memory was 205.5 MB in the beginning and 272.6 MB in the end (delta: 67.1 MB). Free memory was 155.0 MB in the beginning and 135.6 MB in the end (delta: 19.3 MB). Peak memory consumption was 128.4 MB. Max. memory is 8.0 GB.
[2021-08-12 21:13:25,887 INFO  L168              Benchmark]: TraceAbstraction took 77148.92 ms. Allocated memory was 272.6 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 135.1 MB in the beginning and 4.4 GB in the end (delta: -4.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 8.0 GB.
[2021-08-12 21:13:25,888 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.55 ms. Allocated memory is still 205.5 MB. Free memory was 186.6 MB in the beginning and 186.4 MB in the end (delta: 216.7 kB). There was no memory consumed. Max. memory is 8.0 GB.
 * CACSL2BoogieTranslator took 576.22 ms. Allocated memory is still 205.5 MB. Free memory was 168.0 MB in the beginning and 161.8 MB in the end (delta: 6.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 8.0 GB.
 * Boogie Procedure Inliner took 64.22 ms. Allocated memory is still 205.5 MB. Free memory was 161.8 MB in the beginning and 158.6 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB.
 * Boogie Preprocessor took 61.61 ms. Allocated memory is still 205.5 MB. Free memory was 158.6 MB in the beginning and 155.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB.
 * RCFGBuilder took 3109.05 ms. Allocated memory was 205.5 MB in the beginning and 272.6 MB in the end (delta: 67.1 MB). Free memory was 155.0 MB in the beginning and 135.6 MB in the end (delta: 19.3 MB). Peak memory consumption was 128.4 MB. Max. memory is 8.0 GB.
 * TraceAbstraction took 77148.92 ms. Allocated memory was 272.6 MB in the beginning and 7.4 GB in the end (delta: 7.1 GB). Free memory was 135.1 MB in the beginning and 4.4 GB in the end (delta: -4.2 GB). Peak memory consumption was 2.8 GB. Max. memory is 8.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - CounterExampleResult [Line: 19]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L710]               0  int __unbuffered_cnt = 0;
        VAL             [__unbuffered_cnt=0]
[L712]               0  int __unbuffered_p0_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0]
[L714]               0  int __unbuffered_p2_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0]
[L716]               0  int __unbuffered_p2_EBX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0]
[L717]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0]
[L718]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L720]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L722]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0]
[L723]               0  _Bool y$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0]
[L724]               0  int y$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0]
[L725]               0  _Bool y$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0]
[L726]               0  _Bool y$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0]
[L727]               0  _Bool y$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0]
[L728]               0  _Bool y$r_buff0_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0]
[L729]               0  _Bool y$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0]
[L730]               0  _Bool y$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0]
[L731]               0  _Bool y$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0]
[L732]               0  _Bool y$r_buff1_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0]
[L733]               0  _Bool y$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0]
[L734]               0  int *y$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}]
[L735]               0  int y$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0]
[L736]               0  _Bool y$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0]
[L737]               0  int y$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0]
[L738]               0  _Bool y$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L739]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L740]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L854]               0  pthread_t t2324;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L855]  FCALL, FORK  0  pthread_create(&t2324, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L856]               0  pthread_t t2325;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L857]  FCALL, FORK  0  pthread_create(&t2325, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L784]               2  y$w_buff1 = y$w_buff0
[L785]               2  y$w_buff0 = 2
[L786]               2  y$w_buff1_used = y$w_buff0_used
[L787]               2  y$w_buff0_used = (_Bool)1
[L19]   COND FALSE   2  !(!expression)
[L789]               2  y$r_buff1_thd0 = y$r_buff0_thd0
[L790]               2  y$r_buff1_thd1 = y$r_buff0_thd1
[L791]               2  y$r_buff1_thd2 = y$r_buff0_thd2
[L792]               2  y$r_buff1_thd3 = y$r_buff0_thd3
[L793]               2  y$r_buff0_thd2 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L858]               0  pthread_t t2326;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L859]  FCALL, FORK  0  pthread_create(&t2326, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L796]               2  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L813]               3  __unbuffered_p2_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L816]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L817]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L818]               3  y$flush_delayed = weak$$choice2
[L819]               3  y$mem_tmp = y
[L820]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1)
[L820]               3  y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1)
[L821]  EXPR         3  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L821]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)
[L821]  EXPR         3  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L821]               3  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L822]  EXPR         3  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L822]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)
[L822]  EXPR         3  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L822]               3  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L823]  EXPR         3  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L823]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)
[L823]  EXPR         3  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L823]               3  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L824]  EXPR         3  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L824]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L824]  EXPR         3  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L824]               3  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L825]  EXPR         3  weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L825]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)
[L825]  EXPR         3  weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L825]               3  y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L826]  EXPR         3  weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L826]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L826]  EXPR         3  weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L826]               3  y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L827]               3  __unbuffered_p2_EBX = y
[L828]  EXPR         3  y$flush_delayed ? y$mem_tmp : y
[L828]               3  y = y$flush_delayed ? y$mem_tmp : y
[L829]               3  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L832]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L832]  EXPR         3  y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y
[L832]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L832]               3  y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L833]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L833]               3  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L834]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L834]               3  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L835]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L835]               3  y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L836]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L836]               3  y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L744]               1  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L747]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L747]  EXPR         1  y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y
[L747]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L747]               1  y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L748]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L748]               1  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L749]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L749]               1  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L750]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L750]               1  y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L751]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L751]               1  y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L754]               1  weak$$choice0 = __VERIFIER_nondet_bool()
[L755]               1  weak$$choice2 = __VERIFIER_nondet_bool()
[L756]               1  y$flush_delayed = weak$$choice2
[L757]               1  y$mem_tmp = y
[L758]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L758]               1  y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L759]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L759]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)
[L759]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L759]               1  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L760]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L760]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)
[L760]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L760]               1  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L761]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L761]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)
[L761]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L761]               1  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L762]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L762]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762]               1  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L763]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L763]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)
[L763]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L763]               1  y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L764]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L764]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764]               1  y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L765]               1  __unbuffered_p0_EAX = y
[L766]  EXPR         1  y$flush_delayed ? y$mem_tmp : y
[L766]               1  y = y$flush_delayed ? y$mem_tmp : y
[L767]               1  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L770]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L770]  EXPR         1  y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y
[L770]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L770]               1  y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L771]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L771]               1  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L772]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L772]               1  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L773]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L773]               1  y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L774]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L774]               1  y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L799]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L799]               2  y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L800]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L800]               2  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L801]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L801]               2  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L802]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L802]               2  y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L803]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L803]               2  y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L777]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L806]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L839]               3  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L861]               0  main$tmp_guard0 = __unbuffered_cnt == 3
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L4]    COND FALSE   0  !(!cond)
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L865]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L865]  EXPR         0  y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y
[L865]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L865]               0  y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L866]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L866]               0  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L867]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L867]               0  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L868]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L868]               0  y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L869]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L869]               0  y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L872]               0  weak$$choice0 = __VERIFIER_nondet_bool()
[L873]               0  weak$$choice2 = __VERIFIER_nondet_bool()
[L874]               0  y$flush_delayed = weak$$choice2
[L875]               0  y$mem_tmp = y
[L876]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1)
[L876]               0  y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1)
[L877]  EXPR         0  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L877]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)
[L877]  EXPR         0  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L877]               0  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L878]  EXPR         0  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L878]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)
[L878]  EXPR         0  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L878]               0  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L879]  EXPR         0  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L879]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)
[L879]  EXPR         0  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L879]               0  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L880]  EXPR         0  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L880]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)
[L880]  EXPR         0  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L880]               0  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L881]  EXPR         0  weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L881]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)
[L881]  EXPR         0  weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L881]               0  y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L882]  EXPR         0  weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L882]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)
[L882]  EXPR         0  weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L882]               0  y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L883]               0  main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
[L884]  EXPR         0  y$flush_delayed ? y$mem_tmp : y
[L884]               0  y = y$flush_delayed ? y$mem_tmp : y
[L885]               0  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L19]   COND TRUE    0  !expression
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L19]                0  reach_error()
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]

  - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
    CFG has 7 procedures, 136 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 13.4ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 76814.5ms, OverallIterations: 21, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 70363.8ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 73.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 321 SDtfs, 910 SDslu, 1582 SDs, 0 SdLazy, 3780 SolverSat, 810 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4027.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 362 GetRequests, 39 SyntacticMatches, 6 SemanticMatches, 317 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1025 ImplicationChecksByTransitivity, 5355.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=42249occurred in iteration=20, InterpolantAutomatonStates: 257, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 93.5ms SsaConstructionTime, 1443.0ms SatisfiabilityAnalysisTime, 4277.6ms InterpolantComputationTime, 1660 NumberOfCodeBlocks, 1660 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 1556 ConstructedInterpolants, 0 QuantifiedInterpolants, 10435 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 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 proved your program to be incorrect!
Received shutdown request...