/usr/bin/java -Xmx16000000000 -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/podwr001_tso.opt.i


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


This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065
[2021-06-10 12:21:08,775 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-06-10 12:21:08,777 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-06-10 12:21:08,794 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-06-10 12:21:08,795 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-06-10 12:21:08,795 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-06-10 12:21:08,796 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-06-10 12:21:08,798 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-06-10 12:21:08,799 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
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[2021-06-10 12:21:08,801 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-06-10 12:21:08,801 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-06-10 12:21:08,801 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-06-10 12:21:08,802 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-06-10 12:21:08,803 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-06-10 12:21:08,803 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-06-10 12:21:08,804 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-06-10 12:21:08,805 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-06-10 12:21:08,807 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-06-10 12:21:08,808 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-06-10 12:21:08,808 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-06-10 12:21:08,809 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-06-10 12:21:08,810 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-06-10 12:21:08,811 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2021-06-10 12:21:08,811 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-06-10 12:21:08,812 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-06-10 12:21:08,812 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-06-10 12:21:08,813 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-06-10 12:21:08,813 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-06-10 12:21:08,813 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-06-10 12:21:08,814 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-06-10 12:21:08,814 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-06-10 12:21:08,815 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-06-10 12:21:08,815 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-06-10 12:21:08,815 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-06-10 12:21:08,816 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-06-10 12:21:08,816 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-06-10 12:21:08,816 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-06-10 12:21:08,817 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-06-10 12:21:08,817 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
[2021-06-10 12:21:08,831 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-06-10 12:21:08,831 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-06-10 12:21:08,832 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-06-10 12:21:08,832 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-06-10 12:21:08,832 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-06-10 12:21:08,832 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-06-10 12:21:08,832 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-06-10 12:21:08,832 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-06-10 12:21:08,832 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-06-10 12:21:08,832 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-06-10 12:21:08,833 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-06-10 12:21:08,833 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-06-10 12:21:08,834 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-10 12:21:08,834 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-06-10 12:21:08,834 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-06-10 12:21:08,834 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-06-10 12:21:08,834 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-06-10 12:21:08,834 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-06-10 12:21:08,834 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-06-10 12:21:08,834 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-06-10 12:21:08,834 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-06-10 12:21:09,074 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-06-10 12:21:09,089 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-06-10 12:21:09,091 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-06-10 12:21:09,092 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-06-10 12:21:09,093 INFO  L275        PluginConnector]: CDTParser initialized
[2021-06-10 12:21:09,093 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/podwr001_tso.opt.i
[2021-06-10 12:21:09,134 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beba8937e/5fa391702a58480fba3c2756033362fb/FLAG08c7a2396
[2021-06-10 12:21:09,597 INFO  L306              CDTParser]: Found 1 translation units.
[2021-06-10 12:21:09,597 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/podwr001_tso.opt.i
[2021-06-10 12:21:09,611 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beba8937e/5fa391702a58480fba3c2756033362fb/FLAG08c7a2396
[2021-06-10 12:21:09,629 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/beba8937e/5fa391702a58480fba3c2756033362fb
[2021-06-10 12:21:09,631 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-06-10 12:21:09,633 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-06-10 12:21:09,636 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-06-10 12:21:09,637 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-06-10 12:21:09,639 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-06-10 12:21:09,639 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 12:21:09" (1/1) ...
[2021-06-10 12:21:09,641 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@423bce25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:09, skipping insertion in model container
[2021-06-10 12:21:09,641 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 12:21:09" (1/1) ...
[2021-06-10 12:21:09,645 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-06-10 12:21:09,683 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-06-10 12:21:09,860 WARN  L226   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/podwr001_tso.opt.i[950,963]
[2021-06-10 12:21:10,019 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-06-10 12:21:10,025 INFO  L203         MainTranslator]: Completed pre-run
[2021-06-10 12:21:10,032 WARN  L226   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/podwr001_tso.opt.i[950,963]
[2021-06-10 12:21:10,057 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-06-10 12:21:10,115 INFO  L208         MainTranslator]: Completed translation
[2021-06-10 12:21:10,116 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10 WrapperNode
[2021-06-10 12:21:10,116 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-06-10 12:21:10,119 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-06-10 12:21:10,120 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-06-10 12:21:10,120 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-06-10 12:21:10,125 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,153 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,172 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-06-10 12:21:10,173 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-06-10 12:21:10,173 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-06-10 12:21:10,173 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-06-10 12:21:10,181 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,181 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,188 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,189 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,195 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,198 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,200 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (1/1) ...
[2021-06-10 12:21:10,202 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-06-10 12:21:10,203 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-06-10 12:21:10,203 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-06-10 12:21:10,203 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-06-10 12:21:10,203 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (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
[2021-06-10 12:21:10,278 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-06-10 12:21:10,279 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-06-10 12:21:10,279 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-06-10 12:21:10,279 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-06-10 12:21:10,279 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-06-10 12:21:10,280 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-06-10 12:21:10,280 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-06-10 12:21:10,281 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-06-10 12:21:10,281 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-06-10 12:21:10,281 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-06-10 12:21:10,281 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-06-10 12:21:10,281 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-06-10 12:21:10,281 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-06-10 12:21:10,281 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-06-10 12:21:10,282 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-06-10 12:21:11,544 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-06-10 12:21:11,544 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-06-10 12:21:11,545 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 12:21:11 BoogieIcfgContainer
[2021-06-10 12:21:11,545 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-06-10 12:21:11,546 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-06-10 12:21:11,546 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-06-10 12:21:11,548 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-06-10 12:21:11,548 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.06 12:21:09" (1/3) ...
[2021-06-10 12:21:11,549 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@296209de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 12:21:11, skipping insertion in model container
[2021-06-10 12:21:11,549 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:21:10" (2/3) ...
[2021-06-10 12:21:11,549 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@296209de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 12:21:11, skipping insertion in model container
[2021-06-10 12:21:11,549 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 12:21:11" (3/3) ...
[2021-06-10 12:21:11,550 INFO  L111   eAbstractionObserver]: Analyzing ICFG podwr001_tso.opt.i
[2021-06-10 12:21:11,554 INFO  L149   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-06-10 12:21:11,557 INFO  L161   ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations.
[2021-06-10 12:21:11,557 INFO  L323   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-06-10 12:21:11,581 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,581 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,581 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,581 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,581 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,582 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,583 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,584 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,587 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,587 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,587 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,587 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,588 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,589 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,590 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,597 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,597 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,597 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,597 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,597 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,597 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,597 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,598 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,598 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,600 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,601 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,602 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,603 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,603 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,603 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,603 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,603 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,603 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,604 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,604 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,604 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,604 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,604 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,604 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,604 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,605 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,605 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,605 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,605 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,605 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:21:11,606 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-06-10 12:21:11,617 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2021-06-10 12:21:11,630 INFO  L376      AbstractCegarLoop]: Interprodecural is true
[2021-06-10 12:21:11,630 INFO  L377      AbstractCegarLoop]: Hoare is false
[2021-06-10 12:21:11,630 INFO  L378      AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-10 12:21:11,630 INFO  L379      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-10 12:21:11,630 INFO  L380      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-10 12:21:11,630 INFO  L381      AbstractCegarLoop]: Difference is false
[2021-06-10 12:21:11,630 INFO  L382      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-10 12:21:11,630 INFO  L386      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-06-10 12:21:11,637 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 107 places, 99 transitions, 213 flow
[2021-06-10 12:21:11,659 INFO  L129       PetriNetUnfolder]: 2/96 cut-off events.
[2021-06-10 12:21:11,659 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 12:21:11,661 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 106 conditions, 96 events. 2/96 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 65 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 61. Up to 2 conditions per place. 
[2021-06-10 12:21:11,661 INFO  L82        GeneralOperation]: Start removeDead. Operand has 107 places, 99 transitions, 213 flow
[2021-06-10 12:21:11,664 INFO  L88        GeneralOperation]: Finished RemoveDead, result has has 104 places, 96 transitions, 201 flow
[2021-06-10 12:21:11,669 INFO  L129       PetriNetUnfolder]: 0/41 cut-off events.
[2021-06-10 12:21:11,669 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 12:21:11,669 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:21:11,670 INFO  L263   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]
[2021-06-10 12:21:11,670 INFO  L428      AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:21:11,673 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:21:11,673 INFO  L82        PathProgramCache]: Analyzing trace with hash 1705594515, now seen corresponding path program 1 times
[2021-06-10 12:21:11,678 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:21:11,679 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657417417]
[2021-06-10 12:21:11,679 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:21:11,747 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:21:11,805 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:11,806 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:11,806 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:11,807 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:11,813 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-10 12:21:11,813 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657417417]
[2021-06-10 12:21:11,814 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:21:11,814 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-06-10 12:21:11,814 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179947028]
[2021-06-10 12:21:11,819 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 3 states
[2021-06-10 12:21:11,820 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:21:11,827 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-06-10 12:21:11,828 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-06-10 12:21:11,829 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 88 out of 99
[2021-06-10 12:21:11,831 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 104 places, 96 transitions, 201 flow. Second operand  has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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)
[2021-06-10 12:21:11,831 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:21:11,831 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 99
[2021-06-10 12:21:11,832 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:21:11,902 INFO  L129       PetriNetUnfolder]: 49/229 cut-off events.
[2021-06-10 12:21:11,902 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 12:21:11,903 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 325 conditions, 229 events. 49/229 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 937 event pairs, 9 based on Foata normal form. 23/238 useless extension candidates. Maximal degree in co-relation 278. Up to 65 conditions per place. 
[2021-06-10 12:21:11,905 INFO  L132   encePairwiseOnDemand]: 94/99 looper letters, 9 selfloop transitions, 2 changer transitions 0/96 dead transitions.
[2021-06-10 12:21:11,905 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 104 places, 96 transitions, 223 flow
[2021-06-10 12:21:11,906 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-06-10 12:21:11,907 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-06-10 12:21:11,912 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 280 transitions.
[2021-06-10 12:21:11,914 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.9427609427609428
[2021-06-10 12:21:11,914 INFO  L72            ComplementDD]: Start complementDD. Operand 3 states and 280 transitions.
[2021-06-10 12:21:11,915 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 3 states and 280 transitions.
[2021-06-10 12:21:11,916 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:21:11,917 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 280 transitions.
[2021-06-10 12:21:11,919 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 4 states, 3 states have (on average 93.33333333333333) internal successors, (280), 3 states have internal predecessors, (280), 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)
[2021-06-10 12:21:11,923 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 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)
[2021-06-10 12:21:11,923 INFO  L81            ComplementDD]: Finished complementDD. Result  has 4 states, 4 states have (on average 99.0) internal successors, (396), 4 states have internal predecessors, (396), 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)
[2021-06-10 12:21:11,924 INFO  L185             Difference]: Start difference. First operand has 104 places, 96 transitions, 201 flow. Second operand 3 states and 280 transitions.
[2021-06-10 12:21:11,925 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 104 places, 96 transitions, 223 flow
[2021-06-10 12:21:11,927 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 96 transitions, 220 flow, removed 0 selfloop flow, removed 3 redundant places.
[2021-06-10 12:21:11,929 INFO  L241             Difference]: Finished difference. Result has 101 places, 92 transitions, 194 flow
[2021-06-10 12:21:11,930 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=194, PETRI_PLACES=101, PETRI_TRANSITIONS=92}
[2021-06-10 12:21:11,931 INFO  L343   CegarLoopForPetriNet]: 104 programPoint places, -3 predicate places.
[2021-06-10 12:21:11,931 INFO  L480      AbstractCegarLoop]: Abstraction has has 101 places, 92 transitions, 194 flow
[2021-06-10 12:21:11,931 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 3 states, 3 states have (on average 88.66666666666667) internal successors, (266), 3 states have internal predecessors, (266), 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)
[2021-06-10 12:21:11,931 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:21:11,931 INFO  L263   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]
[2021-06-10 12:21:11,932 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-06-10 12:21:11,932 INFO  L428      AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:21:11,932 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:21:11,932 INFO  L82        PathProgramCache]: Analyzing trace with hash -797292975, now seen corresponding path program 1 times
[2021-06-10 12:21:11,932 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:21:11,933 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557442138]
[2021-06-10 12:21:11,933 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:21:11,967 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:21:12,021 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,022 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:12,022 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,023 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:12,031 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-10 12:21:12,031 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-10 12:21:12,046 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,047 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-10 12:21:12,054 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-10 12:21:12,055 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:12,063 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,064 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:12,064 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-10 12:21:12,064 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557442138]
[2021-06-10 12:21:12,064 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:21:12,064 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-10 12:21:12,065 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092835177]
[2021-06-10 12:21:12,066 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-10 12:21:12,066 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:21:12,066 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-10 12:21:12,066 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-10 12:21:12,067 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 85 out of 99
[2021-06-10 12:21:12,068 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 92 transitions, 194 flow. Second operand  has 6 states, 6 states have (on average 86.16666666666667) internal successors, (517), 6 states have internal predecessors, (517), 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)
[2021-06-10 12:21:12,068 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:21:12,068 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 99
[2021-06-10 12:21:12,068 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:21:12,208 INFO  L129       PetriNetUnfolder]: 112/416 cut-off events.
[2021-06-10 12:21:12,208 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 12:21:12,210 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 630 conditions, 416 events. 112/416 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 1996 event pairs, 2 based on Foata normal form. 0/398 useless extension candidates. Maximal degree in co-relation 583. Up to 81 conditions per place. 
[2021-06-10 12:21:12,211 INFO  L132   encePairwiseOnDemand]: 89/99 looper letters, 10 selfloop transitions, 6 changer transitions 25/122 dead transitions.
[2021-06-10 12:21:12,211 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 122 transitions, 336 flow
[2021-06-10 12:21:12,212 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-06-10 12:21:12,212 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-06-10 12:21:12,214 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 893 transitions.
[2021-06-10 12:21:12,215 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.902020202020202
[2021-06-10 12:21:12,215 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 893 transitions.
[2021-06-10 12:21:12,215 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 893 transitions.
[2021-06-10 12:21:12,216 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:21:12,216 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 893 transitions.
[2021-06-10 12:21:12,218 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 89.3) internal successors, (893), 10 states have internal predecessors, (893), 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)
[2021-06-10 12:21:12,220 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 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)
[2021-06-10 12:21:12,220 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 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)
[2021-06-10 12:21:12,220 INFO  L185             Difference]: Start difference. First operand has 101 places, 92 transitions, 194 flow. Second operand 10 states and 893 transitions.
[2021-06-10 12:21:12,220 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 122 transitions, 336 flow
[2021-06-10 12:21:12,221 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 122 transitions, 332 flow, removed 0 selfloop flow, removed 2 redundant places.
[2021-06-10 12:21:12,223 INFO  L241             Difference]: Finished difference. Result has 114 places, 94 transitions, 244 flow
[2021-06-10 12:21:12,223 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=190, PETRI_DIFFERENCE_MINUEND_PLACES=99, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=86, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=244, PETRI_PLACES=114, PETRI_TRANSITIONS=94}
[2021-06-10 12:21:12,223 INFO  L343   CegarLoopForPetriNet]: 104 programPoint places, 10 predicate places.
[2021-06-10 12:21:12,223 INFO  L480      AbstractCegarLoop]: Abstraction has has 114 places, 94 transitions, 244 flow
[2021-06-10 12:21:12,224 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 86.16666666666667) internal successors, (517), 6 states have internal predecessors, (517), 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)
[2021-06-10 12:21:12,224 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:21:12,224 INFO  L263   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]
[2021-06-10 12:21:12,224 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-06-10 12:21:12,224 INFO  L428      AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:21:12,225 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:21:12,225 INFO  L82        PathProgramCache]: Analyzing trace with hash 2074653581, now seen corresponding path program 1 times
[2021-06-10 12:21:12,225 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:21:12,225 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152531402]
[2021-06-10 12:21:12,225 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:21:12,259 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:21:12,310 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,312 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:12,313 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,313 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:12,315 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,316 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:12,319 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-10 12:21:12,320 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-10 12:21:12,333 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,334 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-10 12:21:12,341 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-10 12:21:12,342 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:12,349 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,350 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:12,350 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-10 12:21:12,350 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152531402]
[2021-06-10 12:21:12,350 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:21:12,351 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-10 12:21:12,351 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684426895]
[2021-06-10 12:21:12,351 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-10 12:21:12,351 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:21:12,351 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-10 12:21:12,352 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-10 12:21:12,352 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 85 out of 99
[2021-06-10 12:21:12,353 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 114 places, 94 transitions, 244 flow. Second operand  has 7 states, 7 states have (on average 86.14285714285714) internal successors, (603), 7 states have internal predecessors, (603), 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)
[2021-06-10 12:21:12,353 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:21:12,353 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 99
[2021-06-10 12:21:12,353 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:21:12,510 INFO  L129       PetriNetUnfolder]: 52/257 cut-off events.
[2021-06-10 12:21:12,511 INFO  L130       PetriNetUnfolder]: For 281/293 co-relation queries the response was YES.
[2021-06-10 12:21:12,512 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 635 conditions, 257 events. 52/257 cut-off events. For 281/293 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 883 event pairs, 0 based on Foata normal form. 12/263 useless extension candidates. Maximal degree in co-relation 581. Up to 75 conditions per place. 
[2021-06-10 12:21:12,514 INFO  L132   encePairwiseOnDemand]: 90/99 looper letters, 10 selfloop transitions, 9 changer transitions 19/119 dead transitions.
[2021-06-10 12:21:12,514 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 117 places, 119 transitions, 497 flow
[2021-06-10 12:21:12,514 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-06-10 12:21:12,514 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-06-10 12:21:12,516 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 890 transitions.
[2021-06-10 12:21:12,516 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.898989898989899
[2021-06-10 12:21:12,516 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 890 transitions.
[2021-06-10 12:21:12,517 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 890 transitions.
[2021-06-10 12:21:12,517 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:21:12,517 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 890 transitions.
[2021-06-10 12:21:12,518 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 89.0) internal successors, (890), 10 states have internal predecessors, (890), 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)
[2021-06-10 12:21:12,520 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 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)
[2021-06-10 12:21:12,520 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 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)
[2021-06-10 12:21:12,520 INFO  L185             Difference]: Start difference. First operand has 114 places, 94 transitions, 244 flow. Second operand 10 states and 890 transitions.
[2021-06-10 12:21:12,520 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 117 places, 119 transitions, 497 flow
[2021-06-10 12:21:12,524 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 112 places, 119 transitions, 473 flow, removed 7 selfloop flow, removed 5 redundant places.
[2021-06-10 12:21:12,527 INFO  L241             Difference]: Finished difference. Result has 118 places, 97 transitions, 312 flow
[2021-06-10 12:21:12,527 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=230, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=312, PETRI_PLACES=118, PETRI_TRANSITIONS=97}
[2021-06-10 12:21:12,527 INFO  L343   CegarLoopForPetriNet]: 104 programPoint places, 14 predicate places.
[2021-06-10 12:21:12,527 INFO  L480      AbstractCegarLoop]: Abstraction has has 118 places, 97 transitions, 312 flow
[2021-06-10 12:21:12,527 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 86.14285714285714) internal successors, (603), 7 states have internal predecessors, (603), 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)
[2021-06-10 12:21:12,528 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:21:12,528 INFO  L263   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]
[2021-06-10 12:21:12,528 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-06-10 12:21:12,528 INFO  L428      AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:21:12,529 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:21:12,529 INFO  L82        PathProgramCache]: Analyzing trace with hash 194139735, now seen corresponding path program 1 times
[2021-06-10 12:21:12,529 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:21:12,529 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723229849]
[2021-06-10 12:21:12,529 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:21:12,603 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:21:12,637 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,637 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:12,638 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,638 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:12,640 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,640 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:12,643 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,643 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:12,647 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-10 12:21:12,647 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-10 12:21:12,658 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,659 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-10 12:21:12,665 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-10 12:21:12,666 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:12,672 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,672 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:12,673 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-10 12:21:12,673 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723229849]
[2021-06-10 12:21:12,673 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:21:12,673 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-10 12:21:12,673 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894902830]
[2021-06-10 12:21:12,673 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-10 12:21:12,673 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:21:12,674 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-10 12:21:12,674 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-06-10 12:21:12,674 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 85 out of 99
[2021-06-10 12:21:12,675 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 118 places, 97 transitions, 312 flow. Second operand  has 8 states, 8 states have (on average 86.125) internal successors, (689), 8 states have internal predecessors, (689), 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)
[2021-06-10 12:21:12,675 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:21:12,675 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 85 of 99
[2021-06-10 12:21:12,675 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:21:12,788 INFO  L129       PetriNetUnfolder]: 16/137 cut-off events.
[2021-06-10 12:21:12,788 INFO  L130       PetriNetUnfolder]: For 338/354 co-relation queries the response was YES.
[2021-06-10 12:21:12,788 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 374 conditions, 137 events. 16/137 cut-off events. For 338/354 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 213 event pairs, 0 based on Foata normal form. 12/147 useless extension candidates. Maximal degree in co-relation 340. Up to 30 conditions per place. 
[2021-06-10 12:21:12,789 INFO  L132   encePairwiseOnDemand]: 90/99 looper letters, 4 selfloop transitions, 12 changer transitions 23/110 dead transitions.
[2021-06-10 12:21:12,789 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 124 places, 110 transitions, 496 flow
[2021-06-10 12:21:12,789 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-06-10 12:21:12,790 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 11 states.
[2021-06-10 12:21:12,791 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 966 transitions.
[2021-06-10 12:21:12,791 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8870523415977961
[2021-06-10 12:21:12,791 INFO  L72            ComplementDD]: Start complementDD. Operand 11 states and 966 transitions.
[2021-06-10 12:21:12,791 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 11 states and 966 transitions.
[2021-06-10 12:21:12,792 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:21:12,792 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 966 transitions.
[2021-06-10 12:21:12,793 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 12 states, 11 states have (on average 87.81818181818181) internal successors, (966), 11 states have internal predecessors, (966), 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)
[2021-06-10 12:21:12,794 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 12 states, 12 states have (on average 99.0) internal successors, (1188), 12 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)
[2021-06-10 12:21:12,795 INFO  L81            ComplementDD]: Finished complementDD. Result  has 12 states, 12 states have (on average 99.0) internal successors, (1188), 12 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)
[2021-06-10 12:21:12,795 INFO  L185             Difference]: Start difference. First operand has 118 places, 97 transitions, 312 flow. Second operand 11 states and 966 transitions.
[2021-06-10 12:21:12,795 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 124 places, 110 transitions, 496 flow
[2021-06-10 12:21:12,797 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 115 places, 110 transitions, 401 flow, removed 38 selfloop flow, removed 9 redundant places.
[2021-06-10 12:21:12,798 INFO  L241             Difference]: Finished difference. Result has 121 places, 87 transitions, 282 flow
[2021-06-10 12:21:12,798 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=256, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=282, PETRI_PLACES=121, PETRI_TRANSITIONS=87}
[2021-06-10 12:21:12,798 INFO  L343   CegarLoopForPetriNet]: 104 programPoint places, 17 predicate places.
[2021-06-10 12:21:12,798 INFO  L480      AbstractCegarLoop]: Abstraction has has 121 places, 87 transitions, 282 flow
[2021-06-10 12:21:12,799 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 86.125) internal successors, (689), 8 states have internal predecessors, (689), 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)
[2021-06-10 12:21:12,799 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:21:12,799 INFO  L263   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]
[2021-06-10 12:21:12,799 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-06-10 12:21:12,799 INFO  L428      AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:21:12,799 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:21:12,799 INFO  L82        PathProgramCache]: Analyzing trace with hash 1492182976, now seen corresponding path program 1 times
[2021-06-10 12:21:12,799 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:21:12,800 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436939418]
[2021-06-10 12:21:12,800 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:21:12,841 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:21:12,928 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,929 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:12,930 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,930 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:12,935 INFO  L142       QuantifierPusher]: treesize reduction 9, result has 70.0 percent of original size
[2021-06-10 12:21:12,936 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21
[2021-06-10 12:21:12,944 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,945 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-06-10 12:21:12,956 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,956 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:12,962 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-10 12:21:12,963 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-10 12:21:12,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,977 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:12,984 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,985 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:12,992 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:12,993 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:12,994 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-10 12:21:12,994 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436939418]
[2021-06-10 12:21:12,994 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:21:12,994 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-06-10 12:21:12,997 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202016830]
[2021-06-10 12:21:12,998 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 9 states
[2021-06-10 12:21:12,998 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:21:12,998 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-06-10 12:21:12,999 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2021-06-10 12:21:12,999 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 75 out of 99
[2021-06-10 12:21:13,000 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 87 transitions, 282 flow. Second operand  has 9 states, 9 states have (on average 77.11111111111111) internal successors, (694), 9 states have internal predecessors, (694), 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)
[2021-06-10 12:21:13,000 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:21:13,000 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 75 of 99
[2021-06-10 12:21:13,000 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:21:13,190 INFO  L129       PetriNetUnfolder]: 43/287 cut-off events.
[2021-06-10 12:21:13,190 INFO  L130       PetriNetUnfolder]: For 307/327 co-relation queries the response was YES.
[2021-06-10 12:21:13,191 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 657 conditions, 287 events. 43/287 cut-off events. For 307/327 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1280 event pairs, 6 based on Foata normal form. 1/281 useless extension candidates. Maximal degree in co-relation 601. Up to 51 conditions per place. 
[2021-06-10 12:21:13,191 INFO  L132   encePairwiseOnDemand]: 89/99 looper letters, 20 selfloop transitions, 6 changer transitions 10/104 dead transitions.
[2021-06-10 12:21:13,192 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 116 places, 104 transitions, 388 flow
[2021-06-10 12:21:13,192 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-06-10 12:21:13,192 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-06-10 12:21:13,193 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 787 transitions.
[2021-06-10 12:21:13,193 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.794949494949495
[2021-06-10 12:21:13,193 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 787 transitions.
[2021-06-10 12:21:13,193 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 787 transitions.
[2021-06-10 12:21:13,194 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:21:13,194 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 787 transitions.
[2021-06-10 12:21:13,195 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 78.7) internal successors, (787), 10 states have internal predecessors, (787), 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)
[2021-06-10 12:21:13,197 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 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)
[2021-06-10 12:21:13,197 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 99.0) internal successors, (1089), 11 states have internal predecessors, (1089), 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)
[2021-06-10 12:21:13,197 INFO  L185             Difference]: Start difference. First operand has 121 places, 87 transitions, 282 flow. Second operand 10 states and 787 transitions.
[2021-06-10 12:21:13,198 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 116 places, 104 transitions, 388 flow
[2021-06-10 12:21:13,202 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 101 places, 104 transitions, 306 flow, removed 22 selfloop flow, removed 15 redundant places.
[2021-06-10 12:21:13,205 INFO  L241             Difference]: Finished difference. Result has 108 places, 91 transitions, 244 flow
[2021-06-10 12:21:13,206 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=200, PETRI_DIFFERENCE_MINUEND_PLACES=92, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=87, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=82, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=244, PETRI_PLACES=108, PETRI_TRANSITIONS=91}
[2021-06-10 12:21:13,206 INFO  L343   CegarLoopForPetriNet]: 104 programPoint places, 4 predicate places.
[2021-06-10 12:21:13,206 INFO  L480      AbstractCegarLoop]: Abstraction has has 108 places, 91 transitions, 244 flow
[2021-06-10 12:21:13,206 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 9 states, 9 states have (on average 77.11111111111111) internal successors, (694), 9 states have internal predecessors, (694), 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)
[2021-06-10 12:21:13,206 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:21:13,206 INFO  L263   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]
[2021-06-10 12:21:13,206 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-06-10 12:21:13,206 INFO  L428      AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:21:13,207 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:21:13,207 INFO  L82        PathProgramCache]: Analyzing trace with hash -1120279684, now seen corresponding path program 2 times
[2021-06-10 12:21:13,207 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:21:13,207 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794003566]
[2021-06-10 12:21:13,207 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:21:13,285 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:21:13,323 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,324 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:13,324 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,324 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:13,327 INFO  L142       QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size
[2021-06-10 12:21:13,327 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-06-10 12:21:13,333 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-10 12:21:13,334 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-10 12:21:13,346 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,347 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:13,353 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,353 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:13,360 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,360 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:13,360 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-10 12:21:13,360 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794003566]
[2021-06-10 12:21:13,361 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:21:13,361 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-10 12:21:13,361 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929283268]
[2021-06-10 12:21:13,361 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-10 12:21:13,361 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:21:13,361 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-10 12:21:13,361 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-06-10 12:21:13,362 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 81 out of 99
[2021-06-10 12:21:13,362 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 91 transitions, 244 flow. Second operand  has 7 states, 7 states have (on average 83.0) internal successors, (581), 7 states have internal predecessors, (581), 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)
[2021-06-10 12:21:13,362 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:21:13,362 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 99
[2021-06-10 12:21:13,363 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:21:13,467 INFO  L129       PetriNetUnfolder]: 43/298 cut-off events.
[2021-06-10 12:21:13,467 INFO  L130       PetriNetUnfolder]: For 27/27 co-relation queries the response was YES.
[2021-06-10 12:21:13,468 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 497 conditions, 298 events. 43/298 cut-off events. For 27/27 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1369 event pairs, 1 based on Foata normal form. 1/290 useless extension candidates. Maximal degree in co-relation 483. Up to 36 conditions per place. 
[2021-06-10 12:21:13,469 INFO  L132   encePairwiseOnDemand]: 91/99 looper letters, 14 selfloop transitions, 4 changer transitions 4/99 dead transitions.
[2021-06-10 12:21:13,469 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 109 places, 99 transitions, 314 flow
[2021-06-10 12:21:13,469 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-06-10 12:21:13,469 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2021-06-10 12:21:13,470 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 590 transitions.
[2021-06-10 12:21:13,470 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8513708513708513
[2021-06-10 12:21:13,470 INFO  L72            ComplementDD]: Start complementDD. Operand 7 states and 590 transitions.
[2021-06-10 12:21:13,470 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 7 states and 590 transitions.
[2021-06-10 12:21:13,470 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:21:13,470 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 590 transitions.
[2021-06-10 12:21:13,471 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 8 states, 7 states have (on average 84.28571428571429) internal successors, (590), 7 states have internal predecessors, (590), 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)
[2021-06-10 12:21:13,472 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 8 states, 8 states have (on average 99.0) internal successors, (792), 8 states have internal predecessors, (792), 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)
[2021-06-10 12:21:13,472 INFO  L81            ComplementDD]: Finished complementDD. Result  has 8 states, 8 states have (on average 99.0) internal successors, (792), 8 states have internal predecessors, (792), 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)
[2021-06-10 12:21:13,472 INFO  L185             Difference]: Start difference. First operand has 108 places, 91 transitions, 244 flow. Second operand 7 states and 590 transitions.
[2021-06-10 12:21:13,472 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 109 places, 99 transitions, 314 flow
[2021-06-10 12:21:13,473 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 99 transitions, 297 flow, removed 8 selfloop flow, removed 6 redundant places.
[2021-06-10 12:21:13,474 INFO  L241             Difference]: Finished difference. Result has 108 places, 94 transitions, 270 flow
[2021-06-10 12:21:13,475 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=233, PETRI_DIFFERENCE_MINUEND_PLACES=97, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=91, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=270, PETRI_PLACES=108, PETRI_TRANSITIONS=94}
[2021-06-10 12:21:13,475 INFO  L343   CegarLoopForPetriNet]: 104 programPoint places, 4 predicate places.
[2021-06-10 12:21:13,475 INFO  L480      AbstractCegarLoop]: Abstraction has has 108 places, 94 transitions, 270 flow
[2021-06-10 12:21:13,476 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 83.0) internal successors, (581), 7 states have internal predecessors, (581), 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)
[2021-06-10 12:21:13,476 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:21:13,476 INFO  L263   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]
[2021-06-10 12:21:13,476 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-06-10 12:21:13,476 INFO  L428      AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:21:13,476 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:21:13,476 INFO  L82        PathProgramCache]: Analyzing trace with hash 1349272832, now seen corresponding path program 3 times
[2021-06-10 12:21:13,477 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:21:13,477 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481855002]
[2021-06-10 12:21:13,477 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:21:13,529 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:21:13,563 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,565 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:13,565 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,566 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:21:13,568 INFO  L142       QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size
[2021-06-10 12:21:13,569 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-06-10 12:21:13,575 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-10 12:21:13,576 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-10 12:21:13,587 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,588 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:13,594 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,595 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:21:13,602 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:21:13,602 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:21:13,603 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-10 12:21:13,603 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481855002]
[2021-06-10 12:21:13,603 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:21:13,603 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-10 12:21:13,603 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733394072]
[2021-06-10 12:21:13,603 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-10 12:21:13,603 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:21:13,604 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-10 12:21:13,604 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-06-10 12:21:13,605 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 81 out of 99
[2021-06-10 12:21:13,605 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 108 places, 94 transitions, 270 flow. Second operand  has 7 states, 7 states have (on average 83.0) internal successors, (581), 7 states have internal predecessors, (581), 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)
[2021-06-10 12:21:13,605 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:21:13,605 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 99
[2021-06-10 12:21:13,605 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:21:13,713 INFO  L129       PetriNetUnfolder]: 62/404 cut-off events.
[2021-06-10 12:21:13,713 INFO  L130       PetriNetUnfolder]: For 77/77 co-relation queries the response was YES.
[2021-06-10 12:21:13,714 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 724 conditions, 404 events. 62/404 cut-off events. For 77/77 co-relation queries the response was YES. Maximal size of possible extension queue 41. Compared 2282 event pairs, 1 based on Foata normal form. 1/391 useless extension candidates. Maximal degree in co-relation 710. Up to 52 conditions per place. 
[2021-06-10 12:21:13,715 INFO  L132   encePairwiseOnDemand]: 91/99 looper letters, 18 selfloop transitions, 5 changer transitions 4/104 dead transitions.
[2021-06-10 12:21:13,715 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 104 transitions, 370 flow
[2021-06-10 12:21:13,716 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-06-10 12:21:13,716 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2021-06-10 12:21:13,716 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 590 transitions.
[2021-06-10 12:21:13,717 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8513708513708513
[2021-06-10 12:21:13,717 INFO  L72            ComplementDD]: Start complementDD. Operand 7 states and 590 transitions.
[2021-06-10 12:21:13,717 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 7 states and 590 transitions.
[2021-06-10 12:21:13,717 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:21:13,717 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 590 transitions.
[2021-06-10 12:21:13,718 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 8 states, 7 states have (on average 84.28571428571429) internal successors, (590), 7 states have internal predecessors, (590), 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)
[2021-06-10 12:21:13,719 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 8 states, 8 states have (on average 99.0) internal successors, (792), 8 states have internal predecessors, (792), 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)
[2021-06-10 12:21:13,719 INFO  L81            ComplementDD]: Finished complementDD. Result  has 8 states, 8 states have (on average 99.0) internal successors, (792), 8 states have internal predecessors, (792), 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)
[2021-06-10 12:21:13,719 INFO  L185             Difference]: Start difference. First operand has 108 places, 94 transitions, 270 flow. Second operand 7 states and 590 transitions.
[2021-06-10 12:21:13,719 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 104 transitions, 370 flow
[2021-06-10 12:21:13,720 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 104 transitions, 359 flow, removed 5 selfloop flow, removed 4 redundant places.
[2021-06-10 12:21:13,721 INFO  L241             Difference]: Finished difference. Result has 112 places, 98 transitions, 320 flow
[2021-06-10 12:21:13,721 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=99, PETRI_DIFFERENCE_MINUEND_FLOW=263, PETRI_DIFFERENCE_MINUEND_PLACES=101, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=320, PETRI_PLACES=112, PETRI_TRANSITIONS=98}
[2021-06-10 12:21:13,722 INFO  L343   CegarLoopForPetriNet]: 104 programPoint places, 8 predicate places.
[2021-06-10 12:21:13,722 INFO  L480      AbstractCegarLoop]: Abstraction has has 112 places, 98 transitions, 320 flow
[2021-06-10 12:21:13,722 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 83.0) internal successors, (581), 7 states have internal predecessors, (581), 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)
[2021-06-10 12:21:13,722 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:21:13,722 INFO  L263   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]
[2021-06-10 12:21:13,722 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-06-10 12:21:13,722 INFO  L428      AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:21:13,722 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:21:13,722 INFO  L82        PathProgramCache]: Analyzing trace with hash 478011052, now seen corresponding path program 4 times
[2021-06-10 12:21:13,723 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:21:13,723 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693470595]
[2021-06-10 12:21:13,723 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:21:13,752 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-06-10 12:21:13,752 INFO  L223             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-06-10 12:21:13,812 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-06-10 12:21:13,813 INFO  L223             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-06-10 12:21:13,837 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-06-10 12:21:13,837 INFO  L634         BasicCegarLoop]: Counterexample might be feasible
[2021-06-10 12:21:13,837 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-06-10 12:21:13,913 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.06 12:21:13 BasicIcfg
[2021-06-10 12:21:13,913 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-06-10 12:21:13,914 INFO  L168              Benchmark]: Toolchain (without parser) took 4281.37 ms. Allocated memory was 325.1 MB in the beginning and 434.1 MB in the end (delta: 109.1 MB). Free memory was 287.3 MB in the beginning and 361.4 MB in the end (delta: -74.0 MB). Peak memory consumption was 233.9 MB. Max. memory is 16.0 GB.
[2021-06-10 12:21:13,914 INFO  L168              Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 325.1 MB. Free memory is still 305.5 MB. There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-10 12:21:13,914 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 482.44 ms. Allocated memory is still 325.1 MB. Free memory was 287.1 MB in the beginning and 283.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.0 GB.
[2021-06-10 12:21:13,915 INFO  L168              Benchmark]: Boogie Procedure Inliner took 53.03 ms. Allocated memory is still 325.1 MB. Free memory was 282.7 MB in the beginning and 280.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-10 12:21:13,915 INFO  L168              Benchmark]: Boogie Preprocessor took 29.55 ms. Allocated memory is still 325.1 MB. Free memory was 280.6 MB in the beginning and 278.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-10 12:21:13,915 INFO  L168              Benchmark]: RCFGBuilder took 1342.57 ms. Allocated memory is still 325.1 MB. Free memory was 278.5 MB in the beginning and 201.1 MB in the end (delta: 77.3 MB). Peak memory consumption was 126.6 MB. Max. memory is 16.0 GB.
[2021-06-10 12:21:13,915 INFO  L168              Benchmark]: TraceAbstraction took 2367.18 ms. Allocated memory was 325.1 MB in the beginning and 434.1 MB in the end (delta: 109.1 MB). Free memory was 201.1 MB in the beginning and 361.4 MB in the end (delta: -160.2 MB). Peak memory consumption was 145.9 MB. Max. memory is 16.0 GB.
[2021-06-10 12:21:13,917 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.10 ms. Allocated memory is still 325.1 MB. Free memory is still 305.5 MB. There was no memory consumed. Max. memory is 16.0 GB.
 * CACSL2BoogieTranslator took 482.44 ms. Allocated memory is still 325.1 MB. Free memory was 287.1 MB in the beginning and 283.7 MB in the end (delta: 3.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.0 GB.
 * Boogie Procedure Inliner took 53.03 ms. Allocated memory is still 325.1 MB. Free memory was 282.7 MB in the beginning and 280.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
 * Boogie Preprocessor took 29.55 ms. Allocated memory is still 325.1 MB. Free memory was 280.6 MB in the beginning and 278.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
 * RCFGBuilder took 1342.57 ms. Allocated memory is still 325.1 MB. Free memory was 278.5 MB in the beginning and 201.1 MB in the end (delta: 77.3 MB). Peak memory consumption was 126.6 MB. Max. memory is 16.0 GB.
 * TraceAbstraction took 2367.18 ms. Allocated memory was 325.1 MB in the beginning and 434.1 MB in the end (delta: 109.1 MB). Free memory was 201.1 MB in the beginning and 361.4 MB in the end (delta: -160.2 MB). Peak memory consumption was 145.9 MB. Max. memory is 16.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - CounterExampleResult [Line: 18]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L709]               0  int __unbuffered_cnt = 0;
        VAL             [__unbuffered_cnt=0]
[L711]               0  int __unbuffered_p0_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0]
[L713]               0  int __unbuffered_p1_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0]
[L715]               0  int __unbuffered_p2_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0]
[L716]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0]
[L717]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L719]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L721]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0]
[L723]               0  int z = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0]
[L724]               0  _Bool z$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0]
[L725]               0  int z$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0]
[L726]               0  _Bool z$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0]
[L727]               0  _Bool z$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0]
[L728]               0  _Bool z$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0]
[L729]               0  _Bool z$r_buff0_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0]
[L730]               0  _Bool z$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0]
[L731]               0  _Bool z$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0]
[L732]               0  _Bool z$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0]
[L733]               0  _Bool z$r_buff1_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0]
[L734]               0  _Bool z$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0]
[L735]               0  int *z$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}]
[L736]               0  int z$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0]
[L737]               0  _Bool z$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0]
[L738]               0  int z$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0]
[L739]               0  _Bool z$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L740]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L741]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L835]               0  pthread_t t1582;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L836]  FCALL, FORK  0  pthread_create(&t1582, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L837]               0  pthread_t t1583;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L838]  FCALL, FORK  0  pthread_create(&t1583, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L839]               0  pthread_t t1584;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L840]  FCALL, FORK  0  pthread_create(&t1584, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L745]               1  z$w_buff1 = z$w_buff0
[L746]               1  z$w_buff0 = 1
[L747]               1  z$w_buff1_used = z$w_buff0_used
[L748]               1  z$w_buff0_used = (_Bool)1
[L18]   COND FALSE   1  !(!expression)
[L750]               1  z$r_buff1_thd0 = z$r_buff0_thd0
[L751]               1  z$r_buff1_thd1 = z$r_buff0_thd1
[L752]               1  z$r_buff1_thd2 = z$r_buff0_thd2
[L753]               1  z$r_buff1_thd3 = z$r_buff0_thd3
[L754]               1  z$r_buff0_thd1 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L757]               1  __unbuffered_p0_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L774]               2  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L777]               2  __unbuffered_p1_EAX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L794]               3  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L797]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L798]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L799]               3  z$flush_delayed = weak$$choice2
[L800]               3  z$mem_tmp = z
[L801]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L801]               3  z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1)
[L802]  EXPR         3  weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L802]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)
[L802]  EXPR         3  weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L802]               3  z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0))
[L803]  EXPR         3  weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L803]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)
[L803]  EXPR         3  weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L803]               3  z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1))
[L804]  EXPR         3  weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L804]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)
[L804]  EXPR         3  weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L804]               3  z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used))
[L805]  EXPR         3  weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L805]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L805]  EXPR         3  weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L805]               3  z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L806]  EXPR         3  weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L806]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)
[L806]  EXPR         3  weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L806]               3  z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3))
[L807]  EXPR         3  weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L807]  EXPR         3  !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L807]  EXPR         3  weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L807]               3  z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L808]               3  __unbuffered_p2_EAX = z
[L809]  EXPR         3  z$flush_delayed ? z$mem_tmp : z
[L809]               3  z = z$flush_delayed ? z$mem_tmp : z
[L810]               3  z$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0]
[L760]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z)
[L760]               1  z = z$w_buff0_used && z$r_buff0_thd1 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd1 ? z$w_buff1 : z)
[L761]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used
[L761]               1  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$w_buff0_used
[L762]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used
[L762]               1  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$w_buff1_used
[L763]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1
[L763]               1  z$r_buff0_thd1 = z$w_buff0_used && z$r_buff0_thd1 ? (_Bool)0 : z$r_buff0_thd1
[L764]  EXPR         1  z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1
[L764]               1  z$r_buff1_thd1 = z$w_buff0_used && z$r_buff0_thd1 || z$w_buff1_used && z$r_buff1_thd1 ? (_Bool)0 : z$r_buff1_thd1
[L780]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z)
[L780]  EXPR         2  z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z
[L780]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z)
[L780]               2  z = z$w_buff0_used && z$r_buff0_thd2 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd2 ? z$w_buff1 : z)
[L781]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used
[L781]               2  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$w_buff0_used
[L782]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used
[L782]               2  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$w_buff1_used
[L783]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2
[L783]               2  z$r_buff0_thd2 = z$w_buff0_used && z$r_buff0_thd2 ? (_Bool)0 : z$r_buff0_thd2
[L784]  EXPR         2  z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2
[L784]               2  z$r_buff1_thd2 = z$w_buff0_used && z$r_buff0_thd2 || z$w_buff1_used && z$r_buff1_thd2 ? (_Bool)0 : z$r_buff1_thd2
[L813]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z)
[L813]  EXPR         3  z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z
[L813]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z)
[L813]               3  z = z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd3 ? z$w_buff1 : z)
[L814]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used
[L814]               3  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used
[L815]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used
[L815]               3  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$w_buff1_used
[L816]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3
[L816]               3  z$r_buff0_thd3 = z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3
[L817]  EXPR         3  z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3
[L817]               3  z$r_buff1_thd3 = z$w_buff0_used && z$r_buff0_thd3 || z$w_buff1_used && z$r_buff1_thd3 ? (_Bool)0 : z$r_buff1_thd3
[L767]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L787]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L820]               3  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L842]               0  main$tmp_guard0 = __unbuffered_cnt == 3
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L3]    COND FALSE   0  !(!cond)
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=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=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L846]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L846]  EXPR         0  z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z
[L846]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L846]               0  z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z)
[L847]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used
[L847]               0  z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used
[L848]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used
[L848]               0  z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used
[L849]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0
[L849]               0  z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0
[L850]  EXPR         0  z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0
[L850]               0  z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0
[L853]               0  main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 0)
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=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=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L18]   COND TRUE    0  !expression
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=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=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]
[L18]                0  reach_error()
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=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=1, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=1, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 98 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 5.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 2210.4ms, OverallIterations: 8, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1001.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 33.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 66 SDtfs, 108 SDslu, 234 SDs, 0 SdLazy, 364 SolverSat, 62 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 237.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 510.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=320occurred in iteration=7, InterpolantAutomatonStates: 58, 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: 25.7ms SsaConstructionTime, 316.1ms SatisfiabilityAnalysisTime, 620.2ms InterpolantComputationTime, 536 NumberOfCodeBlocks, 536 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 454 ConstructedInterpolants, 0 QuantifiedInterpolants, 1457 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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...