/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/safe034_power.oepc.i


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


This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065
[2021-06-10 12:30:55,306 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-06-10 12:30:55,308 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-06-10 12:30:55,347 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-06-10 12:30:55,347 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-06-10 12:30:55,350 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-06-10 12:30:55,352 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-06-10 12:30:55,358 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-06-10 12:30:55,360 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-06-10 12:30:55,364 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-06-10 12:30:55,365 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-06-10 12:30:55,366 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-06-10 12:30:55,366 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-06-10 12:30:55,368 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-06-10 12:30:55,370 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-06-10 12:30:55,371 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-06-10 12:30:55,374 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-06-10 12:30:55,375 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-06-10 12:30:55,377 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-06-10 12:30:55,382 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-06-10 12:30:55,383 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-06-10 12:30:55,384 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-06-10 12:30:55,385 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-06-10 12:30:55,387 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-06-10 12:30:55,393 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-06-10 12:30:55,393 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-06-10 12:30:55,393 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-06-10 12:30:55,395 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-06-10 12:30:55,395 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-06-10 12:30:55,396 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-06-10 12:30:55,396 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-06-10 12:30:55,397 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-06-10 12:30:55,398 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-06-10 12:30:55,398 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-06-10 12:30:55,399 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-06-10 12:30:55,399 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-06-10 12:30:55,400 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-06-10 12:30:55,400 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-06-10 12:30:55,400 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-06-10 12:30:55,400 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-06-10 12:30:55,401 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-06-10 12:30:55,405 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 12:30:55,438 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-06-10 12:30:55,438 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-06-10 12:30:55,441 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-06-10 12:30:55,441 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-06-10 12:30:55,441 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-06-10 12:30:55,441 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-06-10 12:30:55,441 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-06-10 12:30:55,442 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-06-10 12:30:55,442 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-06-10 12:30:55,442 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-06-10 12:30:55,443 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-06-10 12:30:55,443 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-06-10 12:30:55,443 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-06-10 12:30:55,443 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-06-10 12:30:55,443 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-06-10 12:30:55,443 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-06-10 12:30:55,444 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-06-10 12:30:55,444 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-06-10 12:30:55,444 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-06-10 12:30:55,444 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-06-10 12:30:55,444 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-06-10 12:30:55,444 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-10 12:30:55,445 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-06-10 12:30:55,445 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-06-10 12:30:55,445 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-06-10 12:30:55,445 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-06-10 12:30:55,445 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-06-10 12:30:55,445 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-06-10 12:30:55,445 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-06-10 12:30:55,445 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-06-10 12:30:55,722 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-06-10 12:30:55,739 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-06-10 12:30:55,742 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-06-10 12:30:55,743 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-06-10 12:30:55,743 INFO  L275        PluginConnector]: CDTParser initialized
[2021-06-10 12:30:55,744 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe034_power.oepc.i
[2021-06-10 12:30:55,797 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17a7adff/8cb30b92a5ad4b1aa4eb901dcf3a798a/FLAGbed1f57ee
[2021-06-10 12:30:56,281 INFO  L306              CDTParser]: Found 1 translation units.
[2021-06-10 12:30:56,281 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe034_power.oepc.i
[2021-06-10 12:30:56,292 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17a7adff/8cb30b92a5ad4b1aa4eb901dcf3a798a/FLAGbed1f57ee
[2021-06-10 12:30:56,304 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f17a7adff/8cb30b92a5ad4b1aa4eb901dcf3a798a
[2021-06-10 12:30:56,306 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-06-10 12:30:56,307 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-06-10 12:30:56,314 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-06-10 12:30:56,314 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-06-10 12:30:56,316 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-06-10 12:30:56,317 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,318 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14f1406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56, skipping insertion in model container
[2021-06-10 12:30:56,318 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,323 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-06-10 12:30:56,374 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-06-10 12:30:56,513 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/safe034_power.oepc.i[952,965]
[2021-06-10 12:30:56,721 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-06-10 12:30:56,728 INFO  L203         MainTranslator]: Completed pre-run
[2021-06-10 12:30:56,741 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/safe034_power.oepc.i[952,965]
[2021-06-10 12:30:56,799 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-06-10 12:30:56,865 INFO  L208         MainTranslator]: Completed translation
[2021-06-10 12:30:56,866 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56 WrapperNode
[2021-06-10 12:30:56,866 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-06-10 12:30:56,867 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-06-10 12:30:56,867 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-06-10 12:30:56,867 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-06-10 12:30:56,873 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,886 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,908 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-06-10 12:30:56,909 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-06-10 12:30:56,909 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-06-10 12:30:56,909 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-06-10 12:30:56,916 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,916 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,920 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,920 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,929 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,933 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,936 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (1/1) ...
[2021-06-10 12:30:56,939 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-06-10 12:30:56,940 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-06-10 12:30:56,940 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-06-10 12:30:56,940 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-06-10 12:30:56,940 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (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 12:30:57,009 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-06-10 12:30:57,009 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-06-10 12:30:57,011 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-06-10 12:30:57,011 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-06-10 12:30:57,011 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-06-10 12:30:57,012 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-06-10 12:30:57,012 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-06-10 12:30:57,013 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-06-10 12:30:57,013 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-06-10 12:30:57,013 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-06-10 12:30:57,013 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-06-10 12:30:57,013 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-06-10 12:30:57,014 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-06-10 12:30:57,014 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-06-10 12:30:57,015 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 12:30:58,532 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-06-10 12:30:58,532 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-06-10 12:30:58,534 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 12:30:58 BoogieIcfgContainer
[2021-06-10 12:30:58,534 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-06-10 12:30:58,535 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-06-10 12:30:58,535 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-06-10 12:30:58,538 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-06-10 12:30:58,538 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.06 12:30:56" (1/3) ...
[2021-06-10 12:30:58,538 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@535ff4ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 12:30:58, skipping insertion in model container
[2021-06-10 12:30:58,539 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 12:30:56" (2/3) ...
[2021-06-10 12:30:58,539 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@535ff4ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 12:30:58, skipping insertion in model container
[2021-06-10 12:30:58,539 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 12:30:58" (3/3) ...
[2021-06-10 12:30:58,540 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe034_power.oepc.i
[2021-06-10 12:30:58,546 INFO  L149   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-06-10 12:30:58,549 INFO  L161   ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations.
[2021-06-10 12:30:58,550 INFO  L323   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-06-10 12:30:58,577 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,577 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,577 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,577 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,577 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,577 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,578 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,578 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,578 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,578 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,578 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,578 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,578 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,579 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,580 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,581 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,582 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,583 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,583 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,583 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,583 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,583 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,583 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,583 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,585 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,586 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,587 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,588 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,589 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,589 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,589 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,590 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,591 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,591 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,591 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,591 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,591 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,591 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,592 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,592 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,592 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,592 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,592 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,592 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,593 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,593 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,593 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,594 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,595 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,595 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,595 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,595 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,595 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,595 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,596 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,597 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,597 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,597 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,598 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,599 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,600 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,601 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,602 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,602 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,602 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,603 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,603 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,603 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,604 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 12:30:58,605 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-06-10 12:30:58,621 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2021-06-10 12:30:58,637 INFO  L376      AbstractCegarLoop]: Interprodecural is true
[2021-06-10 12:30:58,637 INFO  L377      AbstractCegarLoop]: Hoare is false
[2021-06-10 12:30:58,637 INFO  L378      AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-10 12:30:58,637 INFO  L379      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-10 12:30:58,637 INFO  L380      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-10 12:30:58,637 INFO  L381      AbstractCegarLoop]: Difference is false
[2021-06-10 12:30:58,637 INFO  L382      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-10 12:30:58,637 INFO  L386      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-06-10 12:30:58,647 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 104 places, 96 transitions, 207 flow
[2021-06-10 12:30:58,682 INFO  L129       PetriNetUnfolder]: 2/93 cut-off events.
[2021-06-10 12:30:58,682 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 12:30:58,685 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 103 conditions, 93 events. 2/93 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 64 event pairs, 0 based on Foata normal form. 0/89 useless extension candidates. Maximal degree in co-relation 59. Up to 2 conditions per place. 
[2021-06-10 12:30:58,685 INFO  L82        GeneralOperation]: Start removeDead. Operand has 104 places, 96 transitions, 207 flow
[2021-06-10 12:30:58,689 INFO  L88        GeneralOperation]: Finished RemoveDead, result has has 101 places, 93 transitions, 195 flow
[2021-06-10 12:30:58,700 INFO  L129       PetriNetUnfolder]: 0/60 cut-off events.
[2021-06-10 12:30:58,701 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 12:30:58,701 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:30:58,702 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]
[2021-06-10 12:30:58,702 INFO  L428      AbstractCegarLoop]: === Iteration 1 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:30:58,706 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:30:58,706 INFO  L82        PathProgramCache]: Analyzing trace with hash 1412944265, now seen corresponding path program 1 times
[2021-06-10 12:30:58,713 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:30:58,713 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2070238738]
[2021-06-10 12:30:58,713 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:30:58,808 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:30:58,919 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:58,920 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:30:58,921 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:58,921 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:30:58,930 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 12:30:58,930 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2070238738]
[2021-06-10 12:30:58,931 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:30:58,931 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-06-10 12:30:58,932 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739531771]
[2021-06-10 12:30:58,940 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 3 states
[2021-06-10 12:30:58,940 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:30:58,950 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-06-10 12:30:58,951 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-06-10 12:30:58,958 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 87 out of 96
[2021-06-10 12:30:58,963 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 101 places, 93 transitions, 195 flow. Second operand  has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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 12:30:58,963 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:30:58,963 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 87 of 96
[2021-06-10 12:30:58,964 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:30:59,024 INFO  L129       PetriNetUnfolder]: 9/150 cut-off events.
[2021-06-10 12:30:59,024 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 12:30:59,025 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 182 conditions, 150 events. 9/150 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 322 event pairs, 3 based on Foata normal form. 6/148 useless extension candidates. Maximal degree in co-relation 136. Up to 17 conditions per place. 
[2021-06-10 12:30:59,030 INFO  L132   encePairwiseOnDemand]: 91/96 looper letters, 5 selfloop transitions, 2 changer transitions 0/91 dead transitions.
[2021-06-10 12:30:59,030 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 101 places, 91 transitions, 205 flow
[2021-06-10 12:30:59,031 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-06-10 12:30:59,034 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-06-10 12:30:59,040 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 273 transitions.
[2021-06-10 12:30:59,042 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.9479166666666666
[2021-06-10 12:30:59,042 INFO  L72            ComplementDD]: Start complementDD. Operand 3 states and 273 transitions.
[2021-06-10 12:30:59,043 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 3 states and 273 transitions.
[2021-06-10 12:30:59,044 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:30:59,046 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 273 transitions.
[2021-06-10 12:30:59,049 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 4 states, 3 states have (on average 91.0) internal successors, (273), 3 states have internal predecessors, (273), 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 12:30:59,053 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 12:30:59,054 INFO  L81            ComplementDD]: Finished complementDD. Result  has 4 states, 4 states have (on average 96.0) internal successors, (384), 4 states have internal predecessors, (384), 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 12:30:59,055 INFO  L185             Difference]: Start difference. First operand has 101 places, 93 transitions, 195 flow. Second operand 3 states and 273 transitions.
[2021-06-10 12:30:59,056 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 101 places, 91 transitions, 205 flow
[2021-06-10 12:30:59,059 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 98 places, 91 transitions, 202 flow, removed 0 selfloop flow, removed 3 redundant places.
[2021-06-10 12:30:59,062 INFO  L241             Difference]: Finished difference. Result has 98 places, 89 transitions, 188 flow
[2021-06-10 12:30:59,064 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=184, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=87, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=188, PETRI_PLACES=98, PETRI_TRANSITIONS=89}
[2021-06-10 12:30:59,065 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, -3 predicate places.
[2021-06-10 12:30:59,065 INFO  L480      AbstractCegarLoop]: Abstraction has has 98 places, 89 transitions, 188 flow
[2021-06-10 12:30:59,065 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 3 states, 3 states have (on average 87.66666666666667) internal successors, (263), 3 states have internal predecessors, (263), 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 12:30:59,065 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:30:59,065 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]
[2021-06-10 12:30:59,066 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-06-10 12:30:59,066 INFO  L428      AbstractCegarLoop]: === Iteration 2 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:30:59,066 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:30:59,066 INFO  L82        PathProgramCache]: Analyzing trace with hash 918452473, now seen corresponding path program 1 times
[2021-06-10 12:30:59,067 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:30:59,067 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213047746]
[2021-06-10 12:30:59,067 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:30:59,119 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:30:59,204 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:59,205 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:30:59,211 INFO  L142       QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size
[2021-06-10 12:30:59,212 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-06-10 12:30:59,220 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-10 12:30:59,221 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-10 12:30:59,235 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:59,236 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:30:59,243 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:59,243 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:30:59,251 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:59,251 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:30:59,252 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 12:30:59,252 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213047746]
[2021-06-10 12:30:59,252 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:30:59,252 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-10 12:30:59,253 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084069475]
[2021-06-10 12:30:59,254 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-10 12:30:59,254 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:30:59,254 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-10 12:30:59,254 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-10 12:30:59,256 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 79 out of 96
[2021-06-10 12:30:59,256 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 98 places, 89 transitions, 188 flow. Second operand  has 6 states, 6 states have (on average 80.5) internal successors, (483), 6 states have internal predecessors, (483), 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 12:30:59,256 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:30:59,257 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 79 of 96
[2021-06-10 12:30:59,257 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:30:59,590 INFO  L129       PetriNetUnfolder]: 239/952 cut-off events.
[2021-06-10 12:30:59,590 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 12:30:59,597 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 1397 conditions, 952 events. 239/952 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 85. Compared 7084 event pairs, 50 based on Foata normal form. 0/920 useless extension candidates. Maximal degree in co-relation 1349. Up to 173 conditions per place. 
[2021-06-10 12:30:59,601 INFO  L132   encePairwiseOnDemand]: 87/96 looper letters, 16 selfloop transitions, 5 changer transitions 44/131 dead transitions.
[2021-06-10 12:30:59,601 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 106 places, 131 transitions, 384 flow
[2021-06-10 12:30:59,602 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-06-10 12:30:59,603 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-06-10 12:30:59,641 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 769 transitions.
[2021-06-10 12:30:59,642 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8900462962962963
[2021-06-10 12:30:59,643 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 769 transitions.
[2021-06-10 12:30:59,643 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 769 transitions.
[2021-06-10 12:30:59,644 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:30:59,644 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 769 transitions.
[2021-06-10 12:30:59,647 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 85.44444444444444) internal successors, (769), 9 states have internal predecessors, (769), 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 12:30:59,650 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 96.0) internal successors, (960), 10 states have internal predecessors, (960), 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 12:30:59,651 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 96.0) internal successors, (960), 10 states have internal predecessors, (960), 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 12:30:59,651 INFO  L185             Difference]: Start difference. First operand has 98 places, 89 transitions, 188 flow. Second operand 9 states and 769 transitions.
[2021-06-10 12:30:59,651 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 106 places, 131 transitions, 384 flow
[2021-06-10 12:30:59,653 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 104 places, 131 transitions, 380 flow, removed 0 selfloop flow, removed 2 redundant places.
[2021-06-10 12:30:59,655 INFO  L241             Difference]: Finished difference. Result has 112 places, 83 transitions, 238 flow
[2021-06-10 12:30:59,655 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=184, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=238, PETRI_PLACES=112, PETRI_TRANSITIONS=83}
[2021-06-10 12:30:59,656 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, 11 predicate places.
[2021-06-10 12:30:59,656 INFO  L480      AbstractCegarLoop]: Abstraction has has 112 places, 83 transitions, 238 flow
[2021-06-10 12:30:59,657 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 80.5) internal successors, (483), 6 states have internal predecessors, (483), 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 12:30:59,657 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:30:59,657 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]
[2021-06-10 12:30:59,657 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-06-10 12:30:59,657 INFO  L428      AbstractCegarLoop]: === Iteration 3 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:30:59,658 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:30:59,658 INFO  L82        PathProgramCache]: Analyzing trace with hash -1239373608, now seen corresponding path program 1 times
[2021-06-10 12:30:59,658 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:30:59,658 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683710724]
[2021-06-10 12:30:59,658 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:30:59,688 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:30:59,737 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:59,737 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:30:59,739 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:59,739 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:30:59,745 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-10 12:30:59,748 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-10 12:30:59,763 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:59,764 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-10 12:30:59,773 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-10 12:30:59,774 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:30:59,782 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:30:59,783 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:30:59,783 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 12:30:59,784 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683710724]
[2021-06-10 12:30:59,784 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:30:59,784 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-10 12:30:59,784 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158027790]
[2021-06-10 12:30:59,785 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-10 12:30:59,785 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:30:59,787 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-10 12:30:59,788 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-10 12:30:59,790 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 82 out of 96
[2021-06-10 12:30:59,790 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 112 places, 83 transitions, 238 flow. Second operand  has 6 states, 6 states have (on average 83.16666666666667) internal successors, (499), 6 states have internal predecessors, (499), 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 12:30:59,791 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:30:59,791 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 96
[2021-06-10 12:30:59,791 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:31:00,089 INFO  L129       PetriNetUnfolder]: 442/1172 cut-off events.
[2021-06-10 12:31:00,089 INFO  L130       PetriNetUnfolder]: For 493/516 co-relation queries the response was YES.
[2021-06-10 12:31:00,095 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 2376 conditions, 1172 events. 442/1172 cut-off events. For 493/516 co-relation queries the response was YES. Maximal size of possible extension queue 175. Compared 9284 event pairs, 46 based on Foata normal form. 12/1060 useless extension candidates. Maximal degree in co-relation 2322. Up to 290 conditions per place. 
[2021-06-10 12:31:00,102 INFO  L132   encePairwiseOnDemand]: 86/96 looper letters, 24 selfloop transitions, 17 changer transitions 0/113 dead transitions.
[2021-06-10 12:31:00,103 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 105 places, 113 transitions, 380 flow
[2021-06-10 12:31:00,103 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-06-10 12:31:00,103 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-06-10 12:31:00,105 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 863 transitions.
[2021-06-10 12:31:00,106 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8989583333333333
[2021-06-10 12:31:00,106 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 863 transitions.
[2021-06-10 12:31:00,106 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 863 transitions.
[2021-06-10 12:31:00,107 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:31:00,107 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 863 transitions.
[2021-06-10 12:31:00,109 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 86.3) internal successors, (863), 10 states have internal predecessors, (863), 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 12:31:00,113 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 96.0) internal successors, (1056), 11 states have internal predecessors, (1056), 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 12:31:00,114 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 96.0) internal successors, (1056), 11 states have internal predecessors, (1056), 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 12:31:00,114 INFO  L185             Difference]: Start difference. First operand has 112 places, 83 transitions, 238 flow. Second operand 10 states and 863 transitions.
[2021-06-10 12:31:00,114 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 105 places, 113 transitions, 380 flow
[2021-06-10 12:31:00,125 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 103 places, 113 transitions, 364 flow, removed 3 selfloop flow, removed 2 redundant places.
[2021-06-10 12:31:00,129 INFO  L241             Difference]: Finished difference. Result has 109 places, 98 transitions, 342 flow
[2021-06-10 12:31:00,129 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=222, PETRI_DIFFERENCE_MINUEND_PLACES=94, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=83, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=74, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=342, PETRI_PLACES=109, PETRI_TRANSITIONS=98}
[2021-06-10 12:31:00,129 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, 8 predicate places.
[2021-06-10 12:31:00,130 INFO  L480      AbstractCegarLoop]: Abstraction has has 109 places, 98 transitions, 342 flow
[2021-06-10 12:31:00,130 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 83.16666666666667) internal successors, (499), 6 states have internal predecessors, (499), 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 12:31:00,130 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:31:00,130 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]
[2021-06-10 12:31:00,130 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-06-10 12:31:00,131 INFO  L428      AbstractCegarLoop]: === Iteration 4 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:31:00,132 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:31:00,132 INFO  L82        PathProgramCache]: Analyzing trace with hash -2027617097, now seen corresponding path program 1 times
[2021-06-10 12:31:00,132 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:31:00,132 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928582506]
[2021-06-10 12:31:00,133 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:31:00,185 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:31:00,237 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,237 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:00,238 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,238 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:00,242 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,242 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:00,247 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-10 12:31:00,248 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-10 12:31:00,265 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,266 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-10 12:31:00,277 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-10 12:31:00,278 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:00,287 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,287 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:00,288 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 12:31:00,288 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928582506]
[2021-06-10 12:31:00,288 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:31:00,288 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-10 12:31:00,288 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253856243]
[2021-06-10 12:31:00,289 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-10 12:31:00,289 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:31:00,289 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-10 12:31:00,289 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-10 12:31:00,290 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 82 out of 96
[2021-06-10 12:31:00,291 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 109 places, 98 transitions, 342 flow. Second operand  has 7 states, 7 states have (on average 83.14285714285714) internal successors, (582), 7 states have internal predecessors, (582), 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 12:31:00,291 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:31:00,292 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 96
[2021-06-10 12:31:00,292 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:31:00,623 INFO  L129       PetriNetUnfolder]: 360/1069 cut-off events.
[2021-06-10 12:31:00,623 INFO  L130       PetriNetUnfolder]: For 2257/3183 co-relation queries the response was YES.
[2021-06-10 12:31:00,629 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 3383 conditions, 1069 events. 360/1069 cut-off events. For 2257/3183 co-relation queries the response was YES. Maximal size of possible extension queue 159. Compared 8550 event pairs, 15 based on Foata normal form. 145/1141 useless extension candidates. Maximal degree in co-relation 3322. Up to 363 conditions per place. 
[2021-06-10 12:31:00,633 INFO  L132   encePairwiseOnDemand]: 86/96 looper letters, 20 selfloop transitions, 32 changer transitions 9/133 dead transitions.
[2021-06-10 12:31:00,633 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 133 transitions, 688 flow
[2021-06-10 12:31:00,633 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2021-06-10 12:31:00,634 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 13 states.
[2021-06-10 12:31:00,636 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1123 transitions.
[2021-06-10 12:31:00,636 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8998397435897436
[2021-06-10 12:31:00,636 INFO  L72            ComplementDD]: Start complementDD. Operand 13 states and 1123 transitions.
[2021-06-10 12:31:00,637 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 13 states and 1123 transitions.
[2021-06-10 12:31:00,637 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:31:00,637 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1123 transitions.
[2021-06-10 12:31:00,640 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 14 states, 13 states have (on average 86.38461538461539) internal successors, (1123), 13 states have internal predecessors, (1123), 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 12:31:00,642 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 14 states, 14 states have (on average 96.0) internal successors, (1344), 14 states have internal predecessors, (1344), 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 12:31:00,642 INFO  L81            ComplementDD]: Finished complementDD. Result  has 14 states, 14 states have (on average 96.0) internal successors, (1344), 14 states have internal predecessors, (1344), 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 12:31:00,643 INFO  L185             Difference]: Start difference. First operand has 109 places, 98 transitions, 342 flow. Second operand 13 states and 1123 transitions.
[2021-06-10 12:31:00,643 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 133 transitions, 688 flow
[2021-06-10 12:31:00,648 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 133 transitions, 680 flow, removed 3 selfloop flow, removed 4 redundant places.
[2021-06-10 12:31:00,652 INFO  L241             Difference]: Finished difference. Result has 121 places, 118 transitions, 577 flow
[2021-06-10 12:31:00,652 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=334, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=76, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=577, PETRI_PLACES=121, PETRI_TRANSITIONS=118}
[2021-06-10 12:31:00,652 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, 20 predicate places.
[2021-06-10 12:31:00,652 INFO  L480      AbstractCegarLoop]: Abstraction has has 121 places, 118 transitions, 577 flow
[2021-06-10 12:31:00,653 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 83.14285714285714) internal successors, (582), 7 states have internal predecessors, (582), 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 12:31:00,653 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:31:00,653 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]
[2021-06-10 12:31:00,653 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-06-10 12:31:00,653 INFO  L428      AbstractCegarLoop]: === Iteration 5 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:31:00,654 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:31:00,654 INFO  L82        PathProgramCache]: Analyzing trace with hash 413076887, now seen corresponding path program 1 times
[2021-06-10 12:31:00,654 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:31:00,654 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966798320]
[2021-06-10 12:31:00,654 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:31:00,711 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:31:00,777 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,777 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:00,778 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,779 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:00,784 INFO  L142       QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size
[2021-06-10 12:31:00,784 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-06-10 12:31:00,793 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-10 12:31:00,794 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-10 12:31:00,809 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,810 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:00,819 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,820 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:00,829 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:00,829 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:00,831 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 12:31:00,831 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966798320]
[2021-06-10 12:31:00,831 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:31:00,831 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-10 12:31:00,832 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399636215]
[2021-06-10 12:31:00,833 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-10 12:31:00,833 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:31:00,833 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-10 12:31:00,834 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-06-10 12:31:00,835 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 77 out of 96
[2021-06-10 12:31:00,835 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 121 places, 118 transitions, 577 flow. Second operand  has 7 states, 7 states have (on average 79.0) internal successors, (553), 7 states have internal predecessors, (553), 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 12:31:00,835 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:31:00,835 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 96
[2021-06-10 12:31:00,836 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:31:01,186 INFO  L129       PetriNetUnfolder]: 318/1362 cut-off events.
[2021-06-10 12:31:01,186 INFO  L130       PetriNetUnfolder]: For 3407/3881 co-relation queries the response was YES.
[2021-06-10 12:31:01,193 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 4241 conditions, 1362 events. 318/1362 cut-off events. For 3407/3881 co-relation queries the response was YES. Maximal size of possible extension queue 175. Compared 12350 event pairs, 0 based on Foata normal form. 13/1306 useless extension candidates. Maximal degree in co-relation 4174. Up to 346 conditions per place. 
[2021-06-10 12:31:01,198 INFO  L132   encePairwiseOnDemand]: 86/96 looper letters, 25 selfloop transitions, 11 changer transitions 13/148 dead transitions.
[2021-06-10 12:31:01,198 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 131 places, 148 transitions, 815 flow
[2021-06-10 12:31:01,199 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2021-06-10 12:31:01,199 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 11 states.
[2021-06-10 12:31:01,201 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 896 transitions.
[2021-06-10 12:31:01,201 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8484848484848485
[2021-06-10 12:31:01,201 INFO  L72            ComplementDD]: Start complementDD. Operand 11 states and 896 transitions.
[2021-06-10 12:31:01,202 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 11 states and 896 transitions.
[2021-06-10 12:31:01,202 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:31:01,202 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 11 states and 896 transitions.
[2021-06-10 12:31:01,204 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 12 states, 11 states have (on average 81.45454545454545) internal successors, (896), 11 states have internal predecessors, (896), 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 12:31:01,206 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 12 states, 12 states have (on average 96.0) internal successors, (1152), 12 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-10 12:31:01,207 INFO  L81            ComplementDD]: Finished complementDD. Result  has 12 states, 12 states have (on average 96.0) internal successors, (1152), 12 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-10 12:31:01,207 INFO  L185             Difference]: Start difference. First operand has 121 places, 118 transitions, 577 flow. Second operand 11 states and 896 transitions.
[2021-06-10 12:31:01,209 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 131 places, 148 transitions, 815 flow
[2021-06-10 12:31:01,235 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 125 places, 148 transitions, 701 flow, removed 44 selfloop flow, removed 6 redundant places.
[2021-06-10 12:31:01,239 INFO  L241             Difference]: Finished difference. Result has 134 places, 125 transitions, 568 flow
[2021-06-10 12:31:01,239 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=463, PETRI_DIFFERENCE_MINUEND_PLACES=115, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=118, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=110, PETRI_DIFFERENCE_SUBTRAHEND_STATES=11, PETRI_FLOW=568, PETRI_PLACES=134, PETRI_TRANSITIONS=125}
[2021-06-10 12:31:01,240 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, 33 predicate places.
[2021-06-10 12:31:01,240 INFO  L480      AbstractCegarLoop]: Abstraction has has 134 places, 125 transitions, 568 flow
[2021-06-10 12:31:01,241 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 79.0) internal successors, (553), 7 states have internal predecessors, (553), 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 12:31:01,241 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:31:01,241 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]
[2021-06-10 12:31:01,241 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-06-10 12:31:01,241 INFO  L428      AbstractCegarLoop]: === Iteration 6 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:31:01,242 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:31:01,242 INFO  L82        PathProgramCache]: Analyzing trace with hash -1803354243, now seen corresponding path program 2 times
[2021-06-10 12:31:01,242 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:31:01,243 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [832186801]
[2021-06-10 12:31:01,243 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:31:01,306 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:31:01,358 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,358 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:01,359 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,359 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:01,362 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,362 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:01,366 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,366 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:01,371 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-10 12:31:01,372 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-10 12:31:01,388 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,389 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-10 12:31:01,397 INFO  L142       QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-10 12:31:01,398 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:01,407 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,408 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:01,408 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 12:31:01,408 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [832186801]
[2021-06-10 12:31:01,409 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:31:01,409 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-10 12:31:01,409 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956047000]
[2021-06-10 12:31:01,409 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-10 12:31:01,409 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:31:01,410 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-10 12:31:01,410 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-06-10 12:31:01,411 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 82 out of 96
[2021-06-10 12:31:01,411 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 125 transitions, 568 flow. Second operand  has 8 states, 8 states have (on average 83.125) internal successors, (665), 8 states have internal predecessors, (665), 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 12:31:01,411 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:31:01,411 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 96
[2021-06-10 12:31:01,412 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:31:01,820 INFO  L129       PetriNetUnfolder]: 424/1336 cut-off events.
[2021-06-10 12:31:01,820 INFO  L130       PetriNetUnfolder]: For 2190/3634 co-relation queries the response was YES.
[2021-06-10 12:31:01,829 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 4028 conditions, 1336 events. 424/1336 cut-off events. For 2190/3634 co-relation queries the response was YES. Maximal size of possible extension queue 218. Compared 12053 event pairs, 0 based on Foata normal form. 242/1472 useless extension candidates. Maximal degree in co-relation 3999. Up to 210 conditions per place. 
[2021-06-10 12:31:01,834 INFO  L132   encePairwiseOnDemand]: 86/96 looper letters, 16 selfloop transitions, 36 changer transitions 20/151 dead transitions.
[2021-06-10 12:31:01,834 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 143 places, 151 transitions, 854 flow
[2021-06-10 12:31:01,835 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2021-06-10 12:31:01,835 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 16 states.
[2021-06-10 12:31:01,837 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1368 transitions.
[2021-06-10 12:31:01,838 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.890625
[2021-06-10 12:31:01,838 INFO  L72            ComplementDD]: Start complementDD. Operand 16 states and 1368 transitions.
[2021-06-10 12:31:01,838 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 16 states and 1368 transitions.
[2021-06-10 12:31:01,838 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:31:01,838 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1368 transitions.
[2021-06-10 12:31:01,841 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 17 states, 16 states have (on average 85.5) internal successors, (1368), 16 states have internal predecessors, (1368), 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 12:31:01,844 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 17 states, 17 states have (on average 96.0) internal successors, (1632), 17 states have internal predecessors, (1632), 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 12:31:01,845 INFO  L81            ComplementDD]: Finished complementDD. Result  has 17 states, 17 states have (on average 96.0) internal successors, (1632), 17 states have internal predecessors, (1632), 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 12:31:01,845 INFO  L185             Difference]: Start difference. First operand has 134 places, 125 transitions, 568 flow. Second operand 16 states and 1368 transitions.
[2021-06-10 12:31:01,845 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 143 places, 151 transitions, 854 flow
[2021-06-10 12:31:01,859 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 151 transitions, 812 flow, removed 21 selfloop flow, removed 6 redundant places.
[2021-06-10 12:31:01,861 INFO  L241             Difference]: Finished difference. Result has 144 places, 125 transitions, 644 flow
[2021-06-10 12:31:01,862 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=526, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=89, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=644, PETRI_PLACES=144, PETRI_TRANSITIONS=125}
[2021-06-10 12:31:01,862 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, 43 predicate places.
[2021-06-10 12:31:01,862 INFO  L480      AbstractCegarLoop]: Abstraction has has 144 places, 125 transitions, 644 flow
[2021-06-10 12:31:01,862 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 83.125) internal successors, (665), 8 states have internal predecessors, (665), 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 12:31:01,862 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:31:01,862 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]
[2021-06-10 12:31:01,862 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-06-10 12:31:01,863 INFO  L428      AbstractCegarLoop]: === Iteration 7 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:31:01,863 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:31:01,863 INFO  L82        PathProgramCache]: Analyzing trace with hash -1878982687, now seen corresponding path program 1 times
[2021-06-10 12:31:01,863 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:31:01,863 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403548394]
[2021-06-10 12:31:01,864 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:31:01,913 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:31:01,953 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,954 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:01,954 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,954 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:01,960 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-10 12:31:01,961 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-10 12:31:01,976 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,976 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:01,984 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,985 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:01,993 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:01,993 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:01,994 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 12:31:01,994 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403548394]
[2021-06-10 12:31:01,995 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:31:01,995 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-10 12:31:01,995 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367580692]
[2021-06-10 12:31:01,996 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-10 12:31:01,996 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:31:01,996 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-10 12:31:01,997 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-10 12:31:01,997 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 83 out of 96
[2021-06-10 12:31:01,998 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 144 places, 125 transitions, 644 flow. Second operand  has 6 states, 6 states have (on average 84.5) internal successors, (507), 6 states have internal predecessors, (507), 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 12:31:01,998 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:31:01,998 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 83 of 96
[2021-06-10 12:31:01,998 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:31:02,215 INFO  L129       PetriNetUnfolder]: 319/1327 cut-off events.
[2021-06-10 12:31:02,215 INFO  L130       PetriNetUnfolder]: For 2982/3195 co-relation queries the response was YES.
[2021-06-10 12:31:02,223 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 3985 conditions, 1327 events. 319/1327 cut-off events. For 2982/3195 co-relation queries the response was YES. Maximal size of possible extension queue 219. Compared 12969 event pairs, 0 based on Foata normal form. 1/1234 useless extension candidates. Maximal degree in co-relation 3910. Up to 171 conditions per place. 
[2021-06-10 12:31:02,225 INFO  L132   encePairwiseOnDemand]: 90/96 looper letters, 8 selfloop transitions, 5 changer transitions 10/132 dead transitions.
[2021-06-10 12:31:02,226 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 132 transitions, 717 flow
[2021-06-10 12:31:02,226 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-06-10 12:31:02,226 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 6 states.
[2021-06-10 12:31:02,227 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 513 transitions.
[2021-06-10 12:31:02,228 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.890625
[2021-06-10 12:31:02,228 INFO  L72            ComplementDD]: Start complementDD. Operand 6 states and 513 transitions.
[2021-06-10 12:31:02,228 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 6 states and 513 transitions.
[2021-06-10 12:31:02,228 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:31:02,228 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 513 transitions.
[2021-06-10 12:31:02,229 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 7 states, 6 states have (on average 85.5) internal successors, (513), 6 states have internal predecessors, (513), 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 12:31:02,231 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 7 states, 7 states have (on average 96.0) internal successors, (672), 7 states have internal predecessors, (672), 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 12:31:02,231 INFO  L81            ComplementDD]: Finished complementDD. Result  has 7 states, 7 states have (on average 96.0) internal successors, (672), 7 states have internal predecessors, (672), 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 12:31:02,231 INFO  L185             Difference]: Start difference. First operand has 144 places, 125 transitions, 644 flow. Second operand 6 states and 513 transitions.
[2021-06-10 12:31:02,231 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 132 transitions, 717 flow
[2021-06-10 12:31:02,260 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 132 places, 132 transitions, 648 flow, removed 10 selfloop flow, removed 14 redundant places.
[2021-06-10 12:31:02,262 INFO  L241             Difference]: Finished difference. Result has 136 places, 122 transitions, 578 flow
[2021-06-10 12:31:02,262 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=575, PETRI_DIFFERENCE_MINUEND_PLACES=127, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=125, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=120, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=578, PETRI_PLACES=136, PETRI_TRANSITIONS=122}
[2021-06-10 12:31:02,262 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, 35 predicate places.
[2021-06-10 12:31:02,262 INFO  L480      AbstractCegarLoop]: Abstraction has has 136 places, 122 transitions, 578 flow
[2021-06-10 12:31:02,262 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 84.5) internal successors, (507), 6 states have internal predecessors, (507), 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 12:31:02,262 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:31:02,263 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]
[2021-06-10 12:31:02,263 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-06-10 12:31:02,263 INFO  L428      AbstractCegarLoop]: === Iteration 8 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:31:02,263 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:31:02,263 INFO  L82        PathProgramCache]: Analyzing trace with hash -1387385611, now seen corresponding path program 2 times
[2021-06-10 12:31:02,263 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:31:02,264 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039760550]
[2021-06-10 12:31:02,264 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:31:02,312 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:31:02,392 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,393 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:02,395 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,395 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:02,401 INFO  L142       QuantifierPusher]: treesize reduction 10, result has 73.7 percent of original size
[2021-06-10 12:31:02,403 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28
[2021-06-10 12:31:02,426 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,430 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10
[2021-06-10 12:31:02,438 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,438 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:02,444 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-10 12:31:02,445 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-10 12:31:02,467 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,468 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:02,477 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,478 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:02,488 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,488 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:02,488 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 12:31:02,489 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039760550]
[2021-06-10 12:31:02,489 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:31:02,489 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2021-06-10 12:31:02,489 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648003242]
[2021-06-10 12:31:02,490 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 9 states
[2021-06-10 12:31:02,490 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:31:02,490 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2021-06-10 12:31:02,491 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72
[2021-06-10 12:31:02,492 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 74 out of 96
[2021-06-10 12:31:02,492 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 136 places, 122 transitions, 578 flow. Second operand  has 9 states, 9 states have (on average 75.88888888888889) internal successors, (683), 9 states have internal predecessors, (683), 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 12:31:02,492 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:31:02,492 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 96
[2021-06-10 12:31:02,493 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:31:02,740 INFO  L129       PetriNetUnfolder]: 250/1035 cut-off events.
[2021-06-10 12:31:02,740 INFO  L130       PetriNetUnfolder]: For 1459/1483 co-relation queries the response was YES.
[2021-06-10 12:31:02,746 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 2967 conditions, 1035 events. 250/1035 cut-off events. For 1459/1483 co-relation queries the response was YES. Maximal size of possible extension queue 172. Compared 9436 event pairs, 0 based on Foata normal form. 1/970 useless extension candidates. Maximal degree in co-relation 2940. Up to 138 conditions per place. 
[2021-06-10 12:31:02,748 INFO  L132   encePairwiseOnDemand]: 87/96 looper letters, 14 selfloop transitions, 7 changer transitions 9/131 dead transitions.
[2021-06-10 12:31:02,749 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 131 transitions, 684 flow
[2021-06-10 12:31:02,749 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2021-06-10 12:31:02,749 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-06-10 12:31:02,750 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 765 transitions.
[2021-06-10 12:31:02,751 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.796875
[2021-06-10 12:31:02,751 INFO  L72            ComplementDD]: Start complementDD. Operand 10 states and 765 transitions.
[2021-06-10 12:31:02,751 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 10 states and 765 transitions.
[2021-06-10 12:31:02,751 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:31:02,752 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 765 transitions.
[2021-06-10 12:31:02,753 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 11 states, 10 states have (on average 76.5) internal successors, (765), 10 states have internal predecessors, (765), 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 12:31:02,755 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 11 states, 11 states have (on average 96.0) internal successors, (1056), 11 states have internal predecessors, (1056), 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 12:31:02,755 INFO  L81            ComplementDD]: Finished complementDD. Result  has 11 states, 11 states have (on average 96.0) internal successors, (1056), 11 states have internal predecessors, (1056), 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 12:31:02,755 INFO  L185             Difference]: Start difference. First operand has 136 places, 122 transitions, 578 flow. Second operand 10 states and 765 transitions.
[2021-06-10 12:31:02,755 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 131 transitions, 684 flow
[2021-06-10 12:31:02,773 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 137 places, 131 transitions, 658 flow, removed 9 selfloop flow, removed 5 redundant places.
[2021-06-10 12:31:02,775 INFO  L241             Difference]: Finished difference. Result has 142 places, 122 transitions, 589 flow
[2021-06-10 12:31:02,775 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=560, PETRI_DIFFERENCE_MINUEND_PLACES=128, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=115, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=589, PETRI_PLACES=142, PETRI_TRANSITIONS=122}
[2021-06-10 12:31:02,775 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, 41 predicate places.
[2021-06-10 12:31:02,775 INFO  L480      AbstractCegarLoop]: Abstraction has has 142 places, 122 transitions, 589 flow
[2021-06-10 12:31:02,776 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 9 states, 9 states have (on average 75.88888888888889) internal successors, (683), 9 states have internal predecessors, (683), 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 12:31:02,776 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:31:02,776 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]
[2021-06-10 12:31:02,776 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-06-10 12:31:02,776 INFO  L428      AbstractCegarLoop]: === Iteration 9 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:31:02,777 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:31:02,777 INFO  L82        PathProgramCache]: Analyzing trace with hash 1247585969, now seen corresponding path program 3 times
[2021-06-10 12:31:02,777 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:31:02,777 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593241022]
[2021-06-10 12:31:02,777 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:31:02,803 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-10 12:31:02,826 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,827 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:02,827 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,827 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:02,830 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,830 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-10 12:31:02,834 INFO  L142       QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size
[2021-06-10 12:31:02,835 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-06-10 12:31:02,843 INFO  L142       QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-10 12:31:02,844 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-10 12:31:02,859 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,860 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:02,868 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,869 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-10 12:31:02,878 INFO  L142       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-10 12:31:02,879 INFO  L147       QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-10 12:31:02,879 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 12:31:02,879 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593241022]
[2021-06-10 12:31:02,879 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-10 12:31:02,879 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-10 12:31:02,879 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685384105]
[2021-06-10 12:31:02,880 INFO  L460      AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-10 12:31:02,880 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-10 12:31:02,880 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-10 12:31:02,880 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2021-06-10 12:31:02,881 INFO  L508   CegarLoopForPetriNet]: Number of universal loopers: 77 out of 96
[2021-06-10 12:31:02,882 INFO  L92    encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 122 transitions, 589 flow. Second operand  has 8 states, 8 states have (on average 78.875) internal successors, (631), 8 states have internal predecessors, (631), 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 12:31:02,882 INFO  L101   encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-10 12:31:02,882 INFO  L102   encePairwiseOnDemand]: Number of universal subtrahend loopers: 77 of 96
[2021-06-10 12:31:02,882 INFO  L74            FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-10 12:31:03,105 INFO  L129       PetriNetUnfolder]: 280/1172 cut-off events.
[2021-06-10 12:31:03,105 INFO  L130       PetriNetUnfolder]: For 1559/1574 co-relation queries the response was YES.
[2021-06-10 12:31:03,109 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 3289 conditions, 1172 events. 280/1172 cut-off events. For 1559/1574 co-relation queries the response was YES. Maximal size of possible extension queue 206. Compared 11302 event pairs, 0 based on Foata normal form. 1/1110 useless extension candidates. Maximal degree in co-relation 3261. Up to 168 conditions per place. 
[2021-06-10 12:31:03,110 INFO  L132   encePairwiseOnDemand]: 87/96 looper letters, 12 selfloop transitions, 3 changer transitions 43/127 dead transitions.
[2021-06-10 12:31:03,111 INFO  L138   encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 127 transitions, 667 flow
[2021-06-10 12:31:03,115 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2021-06-10 12:31:03,115 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 9 states.
[2021-06-10 12:31:03,116 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 720 transitions.
[2021-06-10 12:31:03,116 INFO  L553   CegarLoopForPetriNet]: DFA transition density 0.8333333333333334
[2021-06-10 12:31:03,116 INFO  L72            ComplementDD]: Start complementDD. Operand 9 states and 720 transitions.
[2021-06-10 12:31:03,117 INFO  L73         IsDeterministic]: Start isDeterministic. Operand 9 states and 720 transitions.
[2021-06-10 12:31:03,117 INFO  L80         IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-10 12:31:03,117 INFO  L117    ReachableStatesCopy]: Start reachableStatesCopy. Operand 9 states and 720 transitions.
[2021-06-10 12:31:03,119 INFO  L343    DoubleDeckerVisitor]: Before removal of dead ends  has 10 states, 9 states have (on average 80.0) internal successors, (720), 9 states have internal predecessors, (720), 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 12:31:03,120 INFO  L131    ReachableStatesCopy]: Finished reachableStatesCopy Result  has 10 states, 10 states have (on average 96.0) internal successors, (960), 10 states have internal predecessors, (960), 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 12:31:03,120 INFO  L81            ComplementDD]: Finished complementDD. Result  has 10 states, 10 states have (on average 96.0) internal successors, (960), 10 states have internal predecessors, (960), 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 12:31:03,120 INFO  L185             Difference]: Start difference. First operand has 142 places, 122 transitions, 589 flow. Second operand 9 states and 720 transitions.
[2021-06-10 12:31:03,120 INFO  L82        GeneralOperation]: Start removeRedundantFlow. Operand has 146 places, 127 transitions, 667 flow
[2021-06-10 12:31:03,138 INFO  L88        GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 127 transitions, 638 flow, removed 9 selfloop flow, removed 8 redundant places.
[2021-06-10 12:31:03,139 INFO  L241             Difference]: Finished difference. Result has 142 places, 84 transitions, 295 flow
[2021-06-10 12:31:03,140 INFO  L326   CegarLoopForPetriNet]: {PETRI_ALPHABET=96, PETRI_DIFFERENCE_MINUEND_FLOW=569, PETRI_DIFFERENCE_MINUEND_PLACES=130, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=122, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=119, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=295, PETRI_PLACES=142, PETRI_TRANSITIONS=84}
[2021-06-10 12:31:03,140 INFO  L343   CegarLoopForPetriNet]: 101 programPoint places, 41 predicate places.
[2021-06-10 12:31:03,140 INFO  L480      AbstractCegarLoop]: Abstraction has has 142 places, 84 transitions, 295 flow
[2021-06-10 12:31:03,140 INFO  L481      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 78.875) internal successors, (631), 8 states have internal predecessors, (631), 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 12:31:03,140 INFO  L255   CegarLoopForPetriNet]: Found error trace
[2021-06-10 12:31:03,141 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]
[2021-06-10 12:31:03,141 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-06-10 12:31:03,141 INFO  L428      AbstractCegarLoop]: === Iteration 10 === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, P2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-10 12:31:03,141 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-06-10 12:31:03,141 INFO  L82        PathProgramCache]: Analyzing trace with hash -179555065, now seen corresponding path program 4 times
[2021-06-10 12:31:03,141 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-10 12:31:03,142 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620005091]
[2021-06-10 12:31:03,142 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-10 12:31:03,180 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-06-10 12:31:03,180 INFO  L223             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-06-10 12:31:03,214 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-06-10 12:31:03,214 INFO  L223             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-06-10 12:31:03,259 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-06-10 12:31:03,259 INFO  L634         BasicCegarLoop]: Counterexample might be feasible
[2021-06-10 12:31:03,260 WARN  L517      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-06-10 12:31:03,407 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.06 12:31:03 BasicIcfg
[2021-06-10 12:31:03,407 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-06-10 12:31:03,408 INFO  L168              Benchmark]: Toolchain (without parser) took 7101.05 ms. Allocated memory was 377.5 MB in the beginning and 474.0 MB in the end (delta: 96.5 MB). Free memory was 340.0 MB in the beginning and 381.3 MB in the end (delta: -41.3 MB). Peak memory consumption was 55.7 MB. Max. memory is 16.0 GB.
[2021-06-10 12:31:03,408 INFO  L168              Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 377.5 MB. Free memory is still 358.4 MB. There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-10 12:31:03,408 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 552.64 ms. Allocated memory is still 377.5 MB. Free memory was 339.9 MB in the beginning and 336.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB.
[2021-06-10 12:31:03,409 INFO  L168              Benchmark]: Boogie Procedure Inliner took 41.48 ms. Allocated memory is still 377.5 MB. Free memory was 336.1 MB in the beginning and 334.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-10 12:31:03,409 INFO  L168              Benchmark]: Boogie Preprocessor took 30.06 ms. Allocated memory is still 377.5 MB. Free memory was 334.0 MB in the beginning and 331.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-10 12:31:03,409 INFO  L168              Benchmark]: RCFGBuilder took 1594.61 ms. Allocated memory is still 377.5 MB. Free memory was 331.9 MB in the beginning and 317.0 MB in the end (delta: 14.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 16.0 GB.
[2021-06-10 12:31:03,410 INFO  L168              Benchmark]: TraceAbstraction took 4872.32 ms. Allocated memory was 377.5 MB in the beginning and 474.0 MB in the end (delta: 96.5 MB). Free memory was 317.0 MB in the beginning and 381.3 MB in the end (delta: -64.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 16.0 GB.
[2021-06-10 12:31:03,411 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.13 ms. Allocated memory is still 377.5 MB. Free memory is still 358.4 MB. There was no memory consumed. Max. memory is 16.0 GB.
 * CACSL2BoogieTranslator took 552.64 ms. Allocated memory is still 377.5 MB. Free memory was 339.9 MB in the beginning and 336.1 MB in the end (delta: 3.7 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.0 GB.
 * Boogie Procedure Inliner took 41.48 ms. Allocated memory is still 377.5 MB. Free memory was 336.1 MB in the beginning and 334.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
 * Boogie Preprocessor took 30.06 ms. Allocated memory is still 377.5 MB. Free memory was 334.0 MB in the beginning and 331.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
 * RCFGBuilder took 1594.61 ms. Allocated memory is still 377.5 MB. Free memory was 331.9 MB in the beginning and 317.0 MB in the end (delta: 14.9 MB). Peak memory consumption was 143.9 MB. Max. memory is 16.0 GB.
 * TraceAbstraction took 4872.32 ms. Allocated memory was 377.5 MB in the beginning and 474.0 MB in the end (delta: 96.5 MB). Free memory was 317.0 MB in the beginning and 381.3 MB in the end (delta: -64.2 MB). Peak memory consumption was 32.2 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]
[L714]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0]
[L715]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L717]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L719]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0]
[L720]               0  _Bool y$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0]
[L721]               0  int y$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0]
[L722]               0  _Bool y$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0]
[L723]               0  _Bool y$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0]
[L724]               0  _Bool y$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0]
[L725]               0  _Bool y$r_buff0_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0]
[L726]               0  _Bool y$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0]
[L727]               0  _Bool y$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0]
[L728]               0  _Bool y$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0]
[L729]               0  _Bool y$r_buff1_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0]
[L730]               0  _Bool y$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0]
[L731]               0  int *y$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}]
[L732]               0  int y$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0]
[L733]               0  _Bool y$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0]
[L734]               0  int y$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0]
[L735]               0  _Bool y$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L737]               0  int z = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L738]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L739]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L827]               0  pthread_t t2577;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L828]  FCALL, FORK  0  pthread_create(&t2577, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L829]               0  pthread_t t2578;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L830]  FCALL, FORK  0  pthread_create(&t2578, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L831]               0  pthread_t t2579;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L832]  FCALL, FORK  0  pthread_create(&t2579, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L790]               3  y$w_buff1 = y$w_buff0
[L791]               3  y$w_buff0 = 1
[L792]               3  y$w_buff1_used = y$w_buff0_used
[L793]               3  y$w_buff0_used = (_Bool)1
[L18]   COND FALSE   3  !(!expression)
[L795]               3  y$r_buff1_thd0 = y$r_buff0_thd0
[L796]               3  y$r_buff1_thd1 = y$r_buff0_thd1
[L797]               3  y$r_buff1_thd2 = y$r_buff0_thd2
[L798]               3  y$r_buff1_thd3 = y$r_buff0_thd3
[L799]               3  y$r_buff0_thd3 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=0]
[L802]               3  z = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=1]
[L743]               1  z = 2
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L748]               1  __unbuffered_p0_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L760]               2  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L765]               2  weak$$choice0 = __VERIFIER_nondet_bool()
[L766]               2  weak$$choice2 = __VERIFIER_nondet_bool()
[L767]               2  y$flush_delayed = weak$$choice2
[L768]               2  y$mem_tmp = y
[L769]  EXPR         2  !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1)
[L769]               2  y = !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff1)
[L770]  EXPR         2  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0))
[L770]  EXPR         2  !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0)
[L770]  EXPR         2  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0))
[L770]               2  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : y$w_buff0))
[L771]  EXPR         2  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1))
[L771]  EXPR         2  !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1)
[L771]  EXPR         2  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1))
[L771]               2  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff1 : y$w_buff1))
[L772]  EXPR         2  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used))
[L772]  EXPR         2  !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used)
[L772]  EXPR         2  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used))
[L772]               2  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used))
[L773]  EXPR         2  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L773]  EXPR         2  !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)
[L773]  EXPR         2  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L773]               2  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L774]  EXPR         2  weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2))
[L774]  EXPR         2  !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2)
[L774]  EXPR         2  weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2))
[L774]               2  y$r_buff0_thd2 = weak$$choice2 ? y$r_buff0_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff0_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2))
[L775]  EXPR         2  weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L775]  EXPR         2  !y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0)
[L775]  EXPR         2  weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L775]               2  y$r_buff1_thd2 = weak$$choice2 ? y$r_buff1_thd2 : (!y$w_buff0_used || !y$r_buff0_thd2 && !y$w_buff1_used || !y$r_buff0_thd2 && !y$r_buff1_thd2 ? y$r_buff1_thd2 : (y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : (_Bool)0))
[L776]               2  __unbuffered_p1_EAX = y
[L777]  EXPR         2  y$flush_delayed ? y$mem_tmp : y
[L777]               2  y = y$flush_delayed ? y$mem_tmp : y
[L778]               2  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_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=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L805]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L805]               3  y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L806]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L806]               3  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L807]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L807]               3  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L808]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L808]               3  y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L809]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L809]               3  y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L812]               3  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L753]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p1_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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L783]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L834]               0  main$tmp_guard0 = __unbuffered_cnt == 3
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L3]    COND FALSE   0  !(!cond)
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L838]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L838]  EXPR         0  y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y
[L838]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L838]               0  y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L839]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L839]               0  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L840]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L840]               0  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L841]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L841]               0  y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L842]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L842]               0  y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L845]               0  main$tmp_guard1 = !(z == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0)
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L18]   COND TRUE    0  !expression
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]
[L18]                0  reach_error()
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_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, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=1, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0, z=2]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 95 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 11.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 4627.1ms, OverallIterations: 10, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 2894.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 52.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 106 SDtfs, 236 SDslu, 362 SDs, 0 SdLazy, 391 SolverSat, 93 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 361.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 109 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 948.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=644occurred in iteration=6, InterpolantAutomatonStates: 87, 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: 38.0ms SsaConstructionTime, 381.2ms SatisfiabilityAnalysisTime, 1000.2ms InterpolantComputationTime, 653 NumberOfCodeBlocks, 653 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 572 ConstructedInterpolants, 0 QuantifiedInterpolants, 1963 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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...