/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe-keepdead.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe023_rmo.opt.i


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


This is Ultimate 0.2.0-aa1e80b
[2020-12-17 23:55:47,817 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-12-17 23:55:47,819 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-12-17 23:55:47,861 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-12-17 23:55:47,862 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-12-17 23:55:47,866 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-12-17 23:55:47,870 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-12-17 23:55:47,900 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-12-17 23:55:47,903 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-12-17 23:55:47,907 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-12-17 23:55:47,911 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
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[2020-12-17 23:55:47,919 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-12-17 23:55:47,920 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-12-17 23:55:47,923 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
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[2020-12-17 23:55:47,935 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2020-12-17 23:55:47,946 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-12-17 23:55:47,948 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-12-17 23:55:47,949 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-FA-NoLbe-keepdead.epf
[2020-12-17 23:55:48,002 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-12-17 23:55:48,002 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-12-17 23:55:48,007 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-12-17 23:55:48,007 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-12-17 23:55:48,007 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-12-17 23:55:48,008 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-12-17 23:55:48,008 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-12-17 23:55:48,008 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-12-17 23:55:48,008 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-12-17 23:55:48,009 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-12-17 23:55:48,010 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-12-17 23:55:48,010 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-12-17 23:55:48,011 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-12-17 23:55:48,011 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-12-17 23:55:48,011 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-12-17 23:55:48,011 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-12-17 23:55:48,012 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-12-17 23:55:48,012 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-12-17 23:55:48,012 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-12-17 23:55:48,012 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-12-17 23:55:48,013 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-12-17 23:55:48,013 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-12-17 23:55:48,013 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-12-17 23:55:48,014 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-12-17 23:55:48,014 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-12-17 23:55:48,014 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-12-17 23:55:48,014 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-12-17 23:55:48,014 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2020-12-17 23:55:48,015 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-12-17 23:55:48,015 INFO  L138        SettingsManager]:  * Remove dead ends from automaton=false
[2020-12-17 23:55:48,015 INFO  L138        SettingsManager]:  * Minimization of abstraction=NONE
[2020-12-17 23:55:48,015 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2020-12-17 23:55:48,401 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-12-17 23:55:48,429 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-12-17 23:55:48,432 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-12-17 23:55:48,433 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-12-17 23:55:48,434 INFO  L275        PluginConnector]: CDTParser initialized
[2020-12-17 23:55:48,435 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_rmo.opt.i
[2020-12-17 23:55:48,514 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc679ae6b/9cf45d4b6e494980b52d36c9d987f196/FLAGbda147fb7
[2020-12-17 23:55:49,305 INFO  L306              CDTParser]: Found 1 translation units.
[2020-12-17 23:55:49,306 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_rmo.opt.i
[2020-12-17 23:55:49,325 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc679ae6b/9cf45d4b6e494980b52d36c9d987f196/FLAGbda147fb7
[2020-12-17 23:55:49,601 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc679ae6b/9cf45d4b6e494980b52d36c9d987f196
[2020-12-17 23:55:49,608 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-12-17 23:55:49,610 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2020-12-17 23:55:49,617 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-12-17 23:55:49,617 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-12-17 23:55:49,621 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-12-17 23:55:49,622 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 11:55:49" (1/1) ...
[2020-12-17 23:55:49,626 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@780bc737 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:49, skipping insertion in model container
[2020-12-17 23:55:49,626 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 11:55:49" (1/1) ...
[2020-12-17 23:55:49,634 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-12-17 23:55:49,684 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-12-17 23:55:50,269 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-17 23:55:50,284 INFO  L203         MainTranslator]: Completed pre-run
[2020-12-17 23:55:50,393 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-17 23:55:50,545 INFO  L208         MainTranslator]: Completed translation
[2020-12-17 23:55:50,546 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50 WrapperNode
[2020-12-17 23:55:50,546 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-12-17 23:55:50,549 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-12-17 23:55:50,549 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-12-17 23:55:50,549 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-12-17 23:55:50,559 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,616 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,681 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-12-17 23:55:50,681 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-12-17 23:55:50,682 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-12-17 23:55:50,682 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-12-17 23:55:50,694 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,694 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,706 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,707 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,732 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,739 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,755 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
[2020-12-17 23:55:50,767 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-12-17 23:55:50,771 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-12-17 23:55:50,771 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-12-17 23:55:50,771 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-12-17 23:55:50,773 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-12-17 23:55:50,868 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-12-17 23:55:50,868 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-12-17 23:55:50,868 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-12-17 23:55:50,869 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-12-17 23:55:50,869 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-12-17 23:55:50,869 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-12-17 23:55:50,869 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-12-17 23:55:50,869 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-12-17 23:55:50,869 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2020-12-17 23:55:50,870 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2020-12-17 23:55:50,870 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-12-17 23:55:50,870 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-12-17 23:55:50,870 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-12-17 23:55:50,870 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-12-17 23:55:50,872 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-12-17 23:55:54,758 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-12-17 23:55:54,759 INFO  L298             CfgBuilder]: Removed 14 assume(true) statements.
[2020-12-17 23:55:54,761 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 11:55:54 BoogieIcfgContainer
[2020-12-17 23:55:54,761 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-12-17 23:55:54,763 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-12-17 23:55:54,763 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-12-17 23:55:54,767 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-12-17 23:55:54,767 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 11:55:49" (1/3) ...
[2020-12-17 23:55:54,768 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573e9c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 11:55:54, skipping insertion in model container
[2020-12-17 23:55:54,768 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 11:55:50" (2/3) ...
[2020-12-17 23:55:54,768 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@573e9c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 11:55:54, skipping insertion in model container
[2020-12-17 23:55:54,769 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 11:55:54" (3/3) ...
[2020-12-17 23:55:54,770 INFO  L111   eAbstractionObserver]: Analyzing ICFG safe023_rmo.opt.i
[2020-12-17 23:55:54,787 WARN  L168   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-12-17 23:55:54,788 INFO  L179   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-12-17 23:55:54,792 INFO  L191   ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations.
[2020-12-17 23:55:54,793 INFO  L351   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-12-17 23:55:54,840 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,840 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,840 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,840 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,840 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,841 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,841 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,841 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,841 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,841 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,841 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,842 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,842 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,842 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,842 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,843 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,843 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,843 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,843 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,843 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,843 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,844 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,844 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,844 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,845 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,845 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,845 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,845 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,845 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,845 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,845 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,846 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,846 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,846 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,846 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,846 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,846 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,847 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,847 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,847 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,847 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,847 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,847 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,848 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,848 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,848 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,848 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,848 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,848 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,848 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,849 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,849 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,849 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,849 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,849 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,849 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,850 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,850 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,850 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,850 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,852 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,852 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,852 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,852 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,852 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,852 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,853 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,853 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,853 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,853 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,853 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,853 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,854 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,854 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,854 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,854 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,854 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,854 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,854 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,855 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,855 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,855 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,855 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,855 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,855 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,856 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,856 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,856 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,856 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,856 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,856 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,857 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,857 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,857 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,857 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,857 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,857 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,858 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,859 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,860 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,860 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,860 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,860 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,861 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,861 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,861 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,861 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,862 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,862 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,862 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,862 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,862 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,863 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,863 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,863 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,863 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,864 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,864 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,864 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,864 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,864 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,865 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,865 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,865 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,865 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,865 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,865 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,866 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,866 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,866 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,866 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,866 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,866 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,867 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,867 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,867 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,867 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,867 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,868 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,868 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,868 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,868 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,868 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,868 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,869 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,869 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,869 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,869 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,869 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,869 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,869 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,870 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,870 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,870 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,870 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,871 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,871 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,871 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,871 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,872 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,872 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,872 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,872 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,873 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,873 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,873 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,873 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,873 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,873 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,874 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,874 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,874 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,874 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,874 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,875 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,875 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,875 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,875 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,875 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,875 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,875 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,876 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,876 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,876 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,876 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,876 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,876 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,876 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,877 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,877 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,877 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,877 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,877 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,877 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,877 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,878 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,878 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,878 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,878 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,878 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,878 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,878 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,879 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,879 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,879 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,879 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,879 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,879 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,881 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,881 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,881 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,882 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,882 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,882 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,882 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,882 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,882 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,883 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,883 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,883 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,883 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,883 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,883 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,883 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,884 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,884 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,884 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,884 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,884 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,884 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,884 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,885 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,885 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,885 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,885 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,885 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,885 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,885 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,886 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,886 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,886 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,886 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,886 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,886 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,887 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,887 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,889 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,889 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,889 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,889 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,890 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,890 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,890 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,890 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,890 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,891 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,891 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,891 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,891 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,891 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,892 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,892 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,892 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,892 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,895 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite63| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,895 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite64| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,895 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite61| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,896 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite62| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,896 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet46| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,896 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite60| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,896 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet47| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,896 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,896 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,897 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite69| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,897 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,897 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite67| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,897 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite68| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,897 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite65| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,897 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite66| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,898 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,898 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,898 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,898 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,898 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,898 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite74| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,899 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,899 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite73| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,899 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite72| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,899 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,899 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite70| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,899 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite71| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,900 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite58| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,900 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite59| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,900 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,900 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite57| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,900 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,900 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,905 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,905 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,905 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,905 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,906 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,906 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,906 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,906 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,906 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,906 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,907 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,907 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,907 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,907 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,907 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,907 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,908 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,908 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,908 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,908 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,908 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,908 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,909 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,909 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,909 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,909 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,909 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,909 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,910 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,910 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,910 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,910 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,910 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,910 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,911 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,911 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,911 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,911 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,911 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,915 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,916 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,916 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,916 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,916 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,916 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,916 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,917 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,917 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_reach_error_#t~nondet2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,917 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,917 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,917 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,917 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,918 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-12-17 23:55:54,919 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-12-17 23:55:54,933 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2020-12-17 23:55:54,958 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-12-17 23:55:54,958 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-12-17 23:55:54,958 INFO  L379      AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-12-17 23:55:54,959 INFO  L380      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-12-17 23:55:54,959 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-12-17 23:55:54,959 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-12-17 23:55:54,959 INFO  L383      AbstractCegarLoop]: Minimize is NONE
[2020-12-17 23:55:54,959 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-12-17 23:55:54,973 INFO  L100   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 110 places, 103 transitions, 221 flow
[2020-12-17 23:55:56,678 INFO  L122   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result  has 19190 states, 19186 states have (on average 3.697748358177838) internal successors, (70945), 19189 states have internal predecessors, (70945), 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)
[2020-12-17 23:55:56,731 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 19190 states, 19186 states have (on average 3.697748358177838) internal successors, (70945), 19189 states have internal predecessors, (70945), 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)
[2020-12-17 23:55:56,740 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 45
[2020-12-17 23:55:56,741 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:55:56,741 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:55:56,742 INFO  L429      AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:55:56,749 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:55:56,750 INFO  L82        PathProgramCache]: Analyzing trace with hash -829060932, now seen corresponding path program 1 times
[2020-12-17 23:55:56,761 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:55:56,761 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986787577]
[2020-12-17 23:55:56,762 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:55:57,078 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:55:57,302 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:55:57,303 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986787577]
[2020-12-17 23:55:57,304 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:55:57,305 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-12-17 23:55:57,305 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678065168]
[2020-12-17 23:55:57,314 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-12-17 23:55:57,314 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:55:57,331 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-12-17 23:55:57,332 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-12-17 23:55:57,363 INFO  L87              Difference]: Start difference. First operand  has 19190 states, 19186 states have (on average 3.697748358177838) internal successors, (70945), 19189 states have internal predecessors, (70945), 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) Second operand  has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 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)
[2020-12-17 23:55:57,848 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:55:57,848 INFO  L93              Difference]: Finished difference Result 15914 states and 56918 transitions.
[2020-12-17 23:55:57,850 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-12-17 23:55:57,851 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 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) Word has length 44
[2020-12-17 23:55:57,852 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:55:57,854 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-12-17 23:55:57,854 INFO  L78                 Accepts]: Start accepts. Automaton has 15914 states and 56918 transitions. Word has length 44
[2020-12-17 23:55:57,856 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:55:57,856 INFO  L481      AbstractCegarLoop]: Abstraction has 15914 states and 56918 transitions.
[2020-12-17 23:55:57,856 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 3 states, 2 states have (on average 22.0) internal successors, (44), 3 states have internal predecessors, (44), 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)
[2020-12-17 23:55:57,856 INFO  L276                IsEmpty]: Start isEmpty. Operand 15914 states and 56918 transitions.
[2020-12-17 23:55:57,883 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 62
[2020-12-17 23:55:57,883 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:55:57,884 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:55:57,884 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-12-17 23:55:57,884 INFO  L429      AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:55:57,886 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:55:57,886 INFO  L82        PathProgramCache]: Analyzing trace with hash 1381120025, now seen corresponding path program 1 times
[2020-12-17 23:55:57,887 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:55:57,887 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127755981]
[2020-12-17 23:55:57,887 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:55:58,066 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:55:58,226 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:55:58,227 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127755981]
[2020-12-17 23:55:58,227 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:55:58,227 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-12-17 23:55:58,228 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [538154619]
[2020-12-17 23:55:58,229 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-12-17 23:55:58,229 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:55:58,230 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-12-17 23:55:58,230 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2020-12-17 23:55:58,231 INFO  L87              Difference]: Start difference. First operand 15914 states and 56918 transitions. Second operand  has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 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)
[2020-12-17 23:55:58,756 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:55:58,756 INFO  L93              Difference]: Finished difference Result 21386 states and 76074 transitions.
[2020-12-17 23:55:58,756 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-12-17 23:55:58,757 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 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) Word has length 61
[2020-12-17 23:55:58,758 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:55:58,759 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2020-12-17 23:55:58,759 INFO  L78                 Accepts]: Start accepts. Automaton has 21386 states and 76074 transitions. Word has length 61
[2020-12-17 23:55:58,760 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:55:58,761 INFO  L481      AbstractCegarLoop]: Abstraction has 21386 states and 76074 transitions.
[2020-12-17 23:55:58,761 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 10.166666666666666) internal successors, (61), 6 states have internal predecessors, (61), 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)
[2020-12-17 23:55:58,761 INFO  L276                IsEmpty]: Start isEmpty. Operand 21386 states and 76074 transitions.
[2020-12-17 23:55:58,793 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 64
[2020-12-17 23:55:58,794 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:55:58,794 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:55:58,794 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-12-17 23:55:58,794 INFO  L429      AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:55:58,795 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:55:58,795 INFO  L82        PathProgramCache]: Analyzing trace with hash 2141366232, now seen corresponding path program 1 times
[2020-12-17 23:55:58,795 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:55:58,795 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037922639]
[2020-12-17 23:55:58,796 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:55:59,045 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:55:59,235 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:55:59,236 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037922639]
[2020-12-17 23:55:59,236 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:55:59,236 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-12-17 23:55:59,237 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451243042]
[2020-12-17 23:55:59,237 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-12-17 23:55:59,238 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:55:59,239 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-12-17 23:55:59,239 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2020-12-17 23:55:59,239 INFO  L87              Difference]: Start difference. First operand 21386 states and 76074 transitions. Second operand  has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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)
[2020-12-17 23:55:59,901 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:55:59,901 INFO  L93              Difference]: Finished difference Result 30728 states and 108309 transitions.
[2020-12-17 23:55:59,901 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-12-17 23:55:59,902 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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) Word has length 63
[2020-12-17 23:55:59,902 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:55:59,903 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=161, Unknown=0, NotChecked=0, Total=240
[2020-12-17 23:55:59,903 INFO  L78                 Accepts]: Start accepts. Automaton has 30728 states and 108309 transitions. Word has length 63
[2020-12-17 23:55:59,903 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:55:59,904 INFO  L481      AbstractCegarLoop]: Abstraction has 30728 states and 108309 transitions.
[2020-12-17 23:55:59,904 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 9.0) internal successors, (63), 7 states have internal predecessors, (63), 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)
[2020-12-17 23:55:59,904 INFO  L276                IsEmpty]: Start isEmpty. Operand 30728 states and 108309 transitions.
[2020-12-17 23:55:59,945 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2020-12-17 23:55:59,945 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:55:59,945 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:55:59,946 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-12-17 23:55:59,946 INFO  L429      AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:55:59,946 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:55:59,946 INFO  L82        PathProgramCache]: Analyzing trace with hash -137911428, now seen corresponding path program 1 times
[2020-12-17 23:55:59,947 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:55:59,948 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554680719]
[2020-12-17 23:55:59,948 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:00,072 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:00,182 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:00,183 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554680719]
[2020-12-17 23:56:00,183 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:00,183 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-12-17 23:56:00,184 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96802021]
[2020-12-17 23:56:00,184 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-12-17 23:56:00,184 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:00,185 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-12-17 23:56:00,185 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2020-12-17 23:56:00,185 INFO  L87              Difference]: Start difference. First operand 30728 states and 108309 transitions. Second operand  has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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)
[2020-12-17 23:56:00,425 WARN  L193               SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 21
[2020-12-17 23:56:01,109 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:01,109 INFO  L93              Difference]: Finished difference Result 42288 states and 147817 transitions.
[2020-12-17 23:56:01,109 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-12-17 23:56:01,110 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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) Word has length 66
[2020-12-17 23:56:01,111 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:01,112 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2020-12-17 23:56:01,112 INFO  L78                 Accepts]: Start accepts. Automaton has 42288 states and 147817 transitions. Word has length 66
[2020-12-17 23:56:01,115 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:01,116 INFO  L481      AbstractCegarLoop]: Abstraction has 42288 states and 147817 transitions.
[2020-12-17 23:56:01,116 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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)
[2020-12-17 23:56:01,116 INFO  L276                IsEmpty]: Start isEmpty. Operand 42288 states and 147817 transitions.
[2020-12-17 23:56:01,325 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2020-12-17 23:56:01,326 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:01,326 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:01,326 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-12-17 23:56:01,326 INFO  L429      AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:01,327 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:01,327 INFO  L82        PathProgramCache]: Analyzing trace with hash -982067296, now seen corresponding path program 1 times
[2020-12-17 23:56:01,327 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:01,328 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039943982]
[2020-12-17 23:56:01,328 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:01,437 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:01,798 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:01,798 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039943982]
[2020-12-17 23:56:01,798 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:01,799 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2020-12-17 23:56:01,799 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1965805477]
[2020-12-17 23:56:01,799 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 13 states
[2020-12-17 23:56:01,800 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:01,800 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2020-12-17 23:56:01,800 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156
[2020-12-17 23:56:01,801 INFO  L87              Difference]: Start difference. First operand 42288 states and 147817 transitions. Second operand  has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 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)
[2020-12-17 23:56:03,618 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:03,623 INFO  L93              Difference]: Finished difference Result 80561 states and 281867 transitions.
[2020-12-17 23:56:03,624 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. 
[2020-12-17 23:56:03,624 INFO  L78                 Accepts]: Start accepts. Automaton has  has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 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) Word has length 70
[2020-12-17 23:56:03,627 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:03,628 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=334, Unknown=0, NotChecked=0, Total=462
[2020-12-17 23:56:03,628 INFO  L78                 Accepts]: Start accepts. Automaton has 80561 states and 281867 transitions. Word has length 70
[2020-12-17 23:56:03,629 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:03,629 INFO  L481      AbstractCegarLoop]: Abstraction has 80561 states and 281867 transitions.
[2020-12-17 23:56:03,630 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 13 states, 13 states have (on average 5.384615384615385) internal successors, (70), 13 states have internal predecessors, (70), 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)
[2020-12-17 23:56:03,630 INFO  L276                IsEmpty]: Start isEmpty. Operand 80561 states and 281867 transitions.
[2020-12-17 23:56:03,946 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2020-12-17 23:56:03,947 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:03,947 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:03,947 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-12-17 23:56:03,947 INFO  L429      AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:03,948 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:03,948 INFO  L82        PathProgramCache]: Analyzing trace with hash -512360700, now seen corresponding path program 2 times
[2020-12-17 23:56:03,953 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:03,954 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882326693]
[2020-12-17 23:56:03,954 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:04,056 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:04,495 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:04,495 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882326693]
[2020-12-17 23:56:04,496 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:04,497 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14
[2020-12-17 23:56:04,497 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355613887]
[2020-12-17 23:56:04,498 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 14 states
[2020-12-17 23:56:04,498 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:04,498 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2020-12-17 23:56:04,499 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182
[2020-12-17 23:56:04,499 INFO  L87              Difference]: Start difference. First operand 80561 states and 281867 transitions. Second operand  has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 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)
[2020-12-17 23:56:07,165 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:07,165 INFO  L93              Difference]: Finished difference Result 149896 states and 522902 transitions.
[2020-12-17 23:56:07,165 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. 
[2020-12-17 23:56:07,165 INFO  L78                 Accepts]: Start accepts. Automaton has  has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 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) Word has length 70
[2020-12-17 23:56:07,166 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:07,166 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702
[2020-12-17 23:56:07,166 INFO  L78                 Accepts]: Start accepts. Automaton has 149896 states and 522902 transitions. Word has length 70
[2020-12-17 23:56:07,166 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:07,167 INFO  L481      AbstractCegarLoop]: Abstraction has 149896 states and 522902 transitions.
[2020-12-17 23:56:07,167 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 14 states, 14 states have (on average 5.0) internal successors, (70), 14 states have internal predecessors, (70), 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)
[2020-12-17 23:56:07,167 INFO  L276                IsEmpty]: Start isEmpty. Operand 149896 states and 522902 transitions.
[2020-12-17 23:56:07,274 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2020-12-17 23:56:07,275 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:07,275 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:07,275 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-12-17 23:56:07,275 INFO  L429      AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:07,276 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:07,276 INFO  L82        PathProgramCache]: Analyzing trace with hash -409879966, now seen corresponding path program 3 times
[2020-12-17 23:56:07,276 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:07,276 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254629605]
[2020-12-17 23:56:07,276 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:07,344 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:08,085 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:08,085 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254629605]
[2020-12-17 23:56:08,085 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:08,086 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2020-12-17 23:56:08,086 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118011900]
[2020-12-17 23:56:08,086 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 15 states
[2020-12-17 23:56:08,087 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:08,087 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2020-12-17 23:56:08,088 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210
[2020-12-17 23:56:08,088 INFO  L87              Difference]: Start difference. First operand 149896 states and 522902 transitions. Second operand  has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 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)
[2020-12-17 23:56:11,042 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:11,042 INFO  L93              Difference]: Finished difference Result 196550 states and 683435 transitions.
[2020-12-17 23:56:11,043 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. 
[2020-12-17 23:56:11,043 INFO  L78                 Accepts]: Start accepts. Automaton has  has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 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) Word has length 70
[2020-12-17 23:56:11,043 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:11,044 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=184, Invalid=466, Unknown=0, NotChecked=0, Total=650
[2020-12-17 23:56:11,044 INFO  L78                 Accepts]: Start accepts. Automaton has 196550 states and 683435 transitions. Word has length 70
[2020-12-17 23:56:11,044 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:11,045 INFO  L481      AbstractCegarLoop]: Abstraction has 196550 states and 683435 transitions.
[2020-12-17 23:56:11,045 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 4.666666666666667) internal successors, (70), 15 states have internal predecessors, (70), 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)
[2020-12-17 23:56:11,045 INFO  L276                IsEmpty]: Start isEmpty. Operand 196550 states and 683435 transitions.
[2020-12-17 23:56:11,253 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 71
[2020-12-17 23:56:11,254 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:11,254 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:11,255 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-12-17 23:56:11,255 INFO  L429      AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:11,256 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:11,256 INFO  L82        PathProgramCache]: Analyzing trace with hash 1333839910, now seen corresponding path program 4 times
[2020-12-17 23:56:11,256 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:11,257 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558533271]
[2020-12-17 23:56:11,257 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:11,417 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:11,744 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:11,745 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558533271]
[2020-12-17 23:56:11,745 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:11,745 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2020-12-17 23:56:11,746 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897903120]
[2020-12-17 23:56:11,746 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 12 states
[2020-12-17 23:56:11,746 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:11,747 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2020-12-17 23:56:11,747 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132
[2020-12-17 23:56:11,748 INFO  L87              Difference]: Start difference. First operand 196550 states and 683435 transitions. Second operand  has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 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)
[2020-12-17 23:56:14,616 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:14,616 INFO  L93              Difference]: Finished difference Result 229409 states and 795488 transitions.
[2020-12-17 23:56:14,616 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-12-17 23:56:14,617 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 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) Word has length 70
[2020-12-17 23:56:14,617 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:14,617 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306
[2020-12-17 23:56:14,618 INFO  L78                 Accepts]: Start accepts. Automaton has 229409 states and 795488 transitions. Word has length 70
[2020-12-17 23:56:14,618 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:14,618 INFO  L481      AbstractCegarLoop]: Abstraction has 229409 states and 795488 transitions.
[2020-12-17 23:56:14,618 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 5.833333333333333) internal successors, (70), 12 states have internal predecessors, (70), 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)
[2020-12-17 23:56:14,618 INFO  L276                IsEmpty]: Start isEmpty. Operand 229409 states and 795488 transitions.
[2020-12-17 23:56:14,834 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2020-12-17 23:56:14,834 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:14,834 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:14,834 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2020-12-17 23:56:14,835 INFO  L429      AbstractCegarLoop]: === Iteration 9 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:14,835 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:14,835 INFO  L82        PathProgramCache]: Analyzing trace with hash 1513059899, now seen corresponding path program 1 times
[2020-12-17 23:56:14,836 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:14,836 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714663191]
[2020-12-17 23:56:14,836 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:14,958 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:15,365 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:15,367 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714663191]
[2020-12-17 23:56:15,367 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:15,367 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2020-12-17 23:56:15,373 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322445981]
[2020-12-17 23:56:15,373 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 16 states
[2020-12-17 23:56:15,373 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:15,374 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2020-12-17 23:56:15,375 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240
[2020-12-17 23:56:15,375 INFO  L87              Difference]: Start difference. First operand 229409 states and 795488 transitions. Second operand  has 16 states, 16 states have (on average 4.4375) internal successors, (71), 16 states have internal predecessors, (71), 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)
[2020-12-17 23:56:17,366 WARN  L193               SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27
[2020-12-17 23:56:21,467 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:21,468 INFO  L93              Difference]: Finished difference Result 300406 states and 1039108 transitions.
[2020-12-17 23:56:21,469 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. 
[2020-12-17 23:56:21,469 INFO  L78                 Accepts]: Start accepts. Automaton has  has 16 states, 16 states have (on average 4.4375) internal successors, (71), 16 states have internal predecessors, (71), 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) Word has length 71
[2020-12-17 23:56:21,469 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:21,470 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 530 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=576, Invalid=1776, Unknown=0, NotChecked=0, Total=2352
[2020-12-17 23:56:21,471 INFO  L78                 Accepts]: Start accepts. Automaton has 300406 states and 1039108 transitions. Word has length 71
[2020-12-17 23:56:21,471 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:21,471 INFO  L481      AbstractCegarLoop]: Abstraction has 300406 states and 1039108 transitions.
[2020-12-17 23:56:21,471 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 16 states, 16 states have (on average 4.4375) internal successors, (71), 16 states have internal predecessors, (71), 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)
[2020-12-17 23:56:21,471 INFO  L276                IsEmpty]: Start isEmpty. Operand 300406 states and 1039108 transitions.
[2020-12-17 23:56:21,711 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2020-12-17 23:56:21,712 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:21,714 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:21,714 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2020-12-17 23:56:21,715 INFO  L429      AbstractCegarLoop]: === Iteration 10 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:21,716 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:21,716 INFO  L82        PathProgramCache]: Analyzing trace with hash -1018776113, now seen corresponding path program 2 times
[2020-12-17 23:56:21,716 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:21,716 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345833600]
[2020-12-17 23:56:21,717 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:21,852 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:22,106 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:22,106 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345833600]
[2020-12-17 23:56:22,106 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:22,107 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2020-12-17 23:56:22,107 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181770923]
[2020-12-17 23:56:22,107 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 9 states
[2020-12-17 23:56:22,107 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:22,108 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2020-12-17 23:56:22,108 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72
[2020-12-17 23:56:22,108 INFO  L87              Difference]: Start difference. First operand 300406 states and 1039108 transitions. Second operand  has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 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)
[2020-12-17 23:56:26,189 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:26,189 INFO  L93              Difference]: Finished difference Result 453552 states and 1556778 transitions.
[2020-12-17 23:56:26,189 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. 
[2020-12-17 23:56:26,190 INFO  L78                 Accepts]: Start accepts. Automaton has  has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 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) Word has length 71
[2020-12-17 23:56:26,190 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:26,190 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=155, Unknown=0, NotChecked=0, Total=240
[2020-12-17 23:56:26,190 INFO  L78                 Accepts]: Start accepts. Automaton has 453552 states and 1556778 transitions. Word has length 71
[2020-12-17 23:56:26,190 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:26,191 INFO  L481      AbstractCegarLoop]: Abstraction has 453552 states and 1556778 transitions.
[2020-12-17 23:56:26,191 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 9 states, 9 states have (on average 7.888888888888889) internal successors, (71), 9 states have internal predecessors, (71), 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)
[2020-12-17 23:56:26,191 INFO  L276                IsEmpty]: Start isEmpty. Operand 453552 states and 1556778 transitions.
[2020-12-17 23:56:26,556 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 72
[2020-12-17 23:56:26,556 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:26,556 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:26,556 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2020-12-17 23:56:26,556 INFO  L429      AbstractCegarLoop]: === Iteration 11 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:26,562 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:26,562 INFO  L82        PathProgramCache]: Analyzing trace with hash 1236016073, now seen corresponding path program 1 times
[2020-12-17 23:56:26,563 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:26,563 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329504256]
[2020-12-17 23:56:26,563 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:26,650 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:26,738 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:26,739 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329504256]
[2020-12-17 23:56:26,739 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:26,739 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-12-17 23:56:26,739 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512071578]
[2020-12-17 23:56:26,740 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-12-17 23:56:26,740 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:26,746 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-12-17 23:56:26,746 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2020-12-17 23:56:26,746 INFO  L87              Difference]: Start difference. First operand 453552 states and 1556778 transitions. Second operand  has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 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)
[2020-12-17 23:56:28,611 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:28,611 INFO  L93              Difference]: Finished difference Result 184940 states and 613927 transitions.
[2020-12-17 23:56:28,612 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-12-17 23:56:28,612 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 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) Word has length 71
[2020-12-17 23:56:28,612 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:28,612 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110
[2020-12-17 23:56:28,613 INFO  L78                 Accepts]: Start accepts. Automaton has 184940 states and 613927 transitions. Word has length 71
[2020-12-17 23:56:28,613 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:28,613 INFO  L481      AbstractCegarLoop]: Abstraction has 184940 states and 613927 transitions.
[2020-12-17 23:56:28,613 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 6 states have internal predecessors, (71), 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)
[2020-12-17 23:56:28,613 INFO  L276                IsEmpty]: Start isEmpty. Operand 184940 states and 613927 transitions.
[2020-12-17 23:56:28,718 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 73
[2020-12-17 23:56:28,719 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:28,719 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:28,719 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2020-12-17 23:56:28,719 INFO  L429      AbstractCegarLoop]: === Iteration 12 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:28,720 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:28,720 INFO  L82        PathProgramCache]: Analyzing trace with hash 1418708593, now seen corresponding path program 1 times
[2020-12-17 23:56:28,720 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:28,720 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985572546]
[2020-12-17 23:56:28,720 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:28,780 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:29,740 WARN  L193               SmtUtils]: Spent 885.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 5
[2020-12-17 23:56:29,747 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:29,748 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985572546]
[2020-12-17 23:56:29,748 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:29,748 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2020-12-17 23:56:29,748 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326299905]
[2020-12-17 23:56:29,749 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-12-17 23:56:29,749 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:29,749 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-12-17 23:56:29,749 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2020-12-17 23:56:29,750 INFO  L87              Difference]: Start difference. First operand 184940 states and 613927 transitions. Second operand  has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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)
[2020-12-17 23:56:30,235 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:30,235 INFO  L93              Difference]: Finished difference Result 74270 states and 240426 transitions.
[2020-12-17 23:56:30,236 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-12-17 23:56:30,236 INFO  L78                 Accepts]: Start accepts. Automaton has  has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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) Word has length 72
[2020-12-17 23:56:30,236 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:30,236 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210
[2020-12-17 23:56:30,237 INFO  L78                 Accepts]: Start accepts. Automaton has 74270 states and 240426 transitions. Word has length 72
[2020-12-17 23:56:30,237 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:30,237 INFO  L481      AbstractCegarLoop]: Abstraction has 74270 states and 240426 transitions.
[2020-12-17 23:56:30,237 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 7 states have internal predecessors, (72), 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)
[2020-12-17 23:56:30,237 INFO  L276                IsEmpty]: Start isEmpty. Operand 74270 states and 240426 transitions.
[2020-12-17 23:56:30,315 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 75
[2020-12-17 23:56:30,315 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:30,316 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:30,316 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2020-12-17 23:56:30,316 INFO  L429      AbstractCegarLoop]: === Iteration 13 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:30,316 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:30,317 INFO  L82        PathProgramCache]: Analyzing trace with hash 588123376, now seen corresponding path program 1 times
[2020-12-17 23:56:30,317 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:30,317 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761176196]
[2020-12-17 23:56:30,317 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:30,398 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:30,516 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:30,516 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761176196]
[2020-12-17 23:56:30,517 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:30,517 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-12-17 23:56:30,517 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522633320]
[2020-12-17 23:56:30,517 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-12-17 23:56:30,517 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:30,518 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-12-17 23:56:30,519 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2020-12-17 23:56:30,519 INFO  L87              Difference]: Start difference. First operand 74270 states and 240426 transitions. Second operand  has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 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)
[2020-12-17 23:56:31,046 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:31,046 INFO  L93              Difference]: Finished difference Result 42338 states and 138234 transitions.
[2020-12-17 23:56:31,047 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2020-12-17 23:56:31,047 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 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) Word has length 74
[2020-12-17 23:56:31,047 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:31,055 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=116, Invalid=226, Unknown=0, NotChecked=0, Total=342
[2020-12-17 23:56:31,055 INFO  L78                 Accepts]: Start accepts. Automaton has 42338 states and 138234 transitions. Word has length 74
[2020-12-17 23:56:31,056 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:31,056 INFO  L481      AbstractCegarLoop]: Abstraction has 42338 states and 138234 transitions.
[2020-12-17 23:56:31,056 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 9.25) internal successors, (74), 8 states have internal predecessors, (74), 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)
[2020-12-17 23:56:31,056 INFO  L276                IsEmpty]: Start isEmpty. Operand 42338 states and 138234 transitions.
[2020-12-17 23:56:31,130 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:31,131 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:31,131 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:31,131 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2020-12-17 23:56:31,131 INFO  L429      AbstractCegarLoop]: === Iteration 14 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:31,131 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:31,131 INFO  L82        PathProgramCache]: Analyzing trace with hash -874628160, now seen corresponding path program 1 times
[2020-12-17 23:56:31,132 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:31,132 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964693630]
[2020-12-17 23:56:31,132 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:31,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:31,437 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:31,437 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964693630]
[2020-12-17 23:56:31,438 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:31,438 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2020-12-17 23:56:31,438 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307980588]
[2020-12-17 23:56:31,439 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-12-17 23:56:31,439 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:31,440 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-12-17 23:56:31,440 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56
[2020-12-17 23:56:31,440 INFO  L87              Difference]: Start difference. First operand 42338 states and 138234 transitions. Second operand  has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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)
[2020-12-17 23:56:32,810 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:32,810 INFO  L93              Difference]: Finished difference Result 64424 states and 207998 transitions.
[2020-12-17 23:56:32,810 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. 
[2020-12-17 23:56:32,811 INFO  L78                 Accepts]: Start accepts. Automaton has  has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:32,811 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:32,811 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132
[2020-12-17 23:56:32,811 INFO  L78                 Accepts]: Start accepts. Automaton has 64424 states and 207998 transitions. Word has length 77
[2020-12-17 23:56:32,812 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:32,812 INFO  L481      AbstractCegarLoop]: Abstraction has 64424 states and 207998 transitions.
[2020-12-17 23:56:32,812 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 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)
[2020-12-17 23:56:32,812 INFO  L276                IsEmpty]: Start isEmpty. Operand 64424 states and 207998 transitions.
[2020-12-17 23:56:32,912 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:32,913 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:32,913 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:32,913 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13
[2020-12-17 23:56:32,913 INFO  L429      AbstractCegarLoop]: === Iteration 15 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:32,913 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:32,913 INFO  L82        PathProgramCache]: Analyzing trace with hash -1337154994, now seen corresponding path program 2 times
[2020-12-17 23:56:32,914 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:32,914 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367436732]
[2020-12-17 23:56:32,914 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:33,043 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:33,565 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:33,566 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367436732]
[2020-12-17 23:56:33,566 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:33,566 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2020-12-17 23:56:33,567 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435244168]
[2020-12-17 23:56:33,568 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 15 states
[2020-12-17 23:56:33,568 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:33,570 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2020-12-17 23:56:33,570 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210
[2020-12-17 23:56:33,571 INFO  L87              Difference]: Start difference. First operand 64424 states and 207998 transitions. Second operand  has 15 states, 15 states have (on average 5.133333333333334) internal successors, (77), 15 states have internal predecessors, (77), 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)
[2020-12-17 23:56:34,748 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:34,748 INFO  L93              Difference]: Finished difference Result 74271 states and 240143 transitions.
[2020-12-17 23:56:34,749 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2020-12-17 23:56:34,749 INFO  L78                 Accepts]: Start accepts. Automaton has  has 15 states, 15 states have (on average 5.133333333333334) internal successors, (77), 15 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:34,749 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:34,750 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=98, Invalid=322, Unknown=0, NotChecked=0, Total=420
[2020-12-17 23:56:34,750 INFO  L78                 Accepts]: Start accepts. Automaton has 74271 states and 240143 transitions. Word has length 77
[2020-12-17 23:56:34,750 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:34,750 INFO  L481      AbstractCegarLoop]: Abstraction has 74271 states and 240143 transitions.
[2020-12-17 23:56:34,751 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 5.133333333333334) internal successors, (77), 15 states have internal predecessors, (77), 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)
[2020-12-17 23:56:34,751 INFO  L276                IsEmpty]: Start isEmpty. Operand 74271 states and 240143 transitions.
[2020-12-17 23:56:35,446 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:35,448 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:35,448 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:35,448 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14
[2020-12-17 23:56:35,449 INFO  L429      AbstractCegarLoop]: === Iteration 16 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:35,449 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:35,449 INFO  L82        PathProgramCache]: Analyzing trace with hash -1491866770, now seen corresponding path program 3 times
[2020-12-17 23:56:35,450 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:35,450 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349163558]
[2020-12-17 23:56:35,450 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:35,645 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:36,029 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:36,029 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349163558]
[2020-12-17 23:56:36,032 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:36,032 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2020-12-17 23:56:36,032 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984307903]
[2020-12-17 23:56:36,034 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 16 states
[2020-12-17 23:56:36,034 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:36,034 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2020-12-17 23:56:36,035 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240
[2020-12-17 23:56:36,035 INFO  L87              Difference]: Start difference. First operand 74271 states and 240143 transitions. Second operand  has 16 states, 16 states have (on average 4.8125) internal successors, (77), 16 states have internal predecessors, (77), 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)
[2020-12-17 23:56:37,319 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:37,319 INFO  L93              Difference]: Finished difference Result 103093 states and 331160 transitions.
[2020-12-17 23:56:37,320 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. 
[2020-12-17 23:56:37,320 INFO  L78                 Accepts]: Start accepts. Automaton has  has 16 states, 16 states have (on average 4.8125) internal successors, (77), 16 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:37,320 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:37,320 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600
[2020-12-17 23:56:37,321 INFO  L78                 Accepts]: Start accepts. Automaton has 103093 states and 331160 transitions. Word has length 77
[2020-12-17 23:56:37,321 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:37,321 INFO  L481      AbstractCegarLoop]: Abstraction has 103093 states and 331160 transitions.
[2020-12-17 23:56:37,321 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 16 states, 16 states have (on average 4.8125) internal successors, (77), 16 states have internal predecessors, (77), 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)
[2020-12-17 23:56:37,321 INFO  L276                IsEmpty]: Start isEmpty. Operand 103093 states and 331160 transitions.
[2020-12-17 23:56:37,447 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:37,447 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:37,447 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:37,447 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15
[2020-12-17 23:56:37,448 INFO  L429      AbstractCegarLoop]: === Iteration 17 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:37,448 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:37,448 INFO  L82        PathProgramCache]: Analyzing trace with hash 1601233886, now seen corresponding path program 4 times
[2020-12-17 23:56:37,448 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:37,448 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244602758]
[2020-12-17 23:56:37,448 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:37,538 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:37,713 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:37,714 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244602758]
[2020-12-17 23:56:37,714 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:37,714 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2020-12-17 23:56:37,714 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175364299]
[2020-12-17 23:56:37,715 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 12 states
[2020-12-17 23:56:37,715 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:37,716 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2020-12-17 23:56:37,716 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132
[2020-12-17 23:56:37,716 INFO  L87              Difference]: Start difference. First operand 103093 states and 331160 transitions. Second operand  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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)
[2020-12-17 23:56:39,215 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:39,216 INFO  L93              Difference]: Finished difference Result 115197 states and 369884 transitions.
[2020-12-17 23:56:39,216 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2020-12-17 23:56:39,216 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:39,217 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:39,217 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306
[2020-12-17 23:56:39,217 INFO  L78                 Accepts]: Start accepts. Automaton has 115197 states and 369884 transitions. Word has length 77
[2020-12-17 23:56:39,217 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:39,218 INFO  L481      AbstractCegarLoop]: Abstraction has 115197 states and 369884 transitions.
[2020-12-17 23:56:39,218 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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)
[2020-12-17 23:56:39,218 INFO  L276                IsEmpty]: Start isEmpty. Operand 115197 states and 369884 transitions.
[2020-12-17 23:56:39,370 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:39,370 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:39,370 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:39,370 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16
[2020-12-17 23:56:39,370 INFO  L429      AbstractCegarLoop]: === Iteration 18 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:39,371 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:39,371 INFO  L82        PathProgramCache]: Analyzing trace with hash -2144360990, now seen corresponding path program 5 times
[2020-12-17 23:56:39,371 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:39,371 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205035587]
[2020-12-17 23:56:39,371 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:39,452 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:39,742 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:39,743 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205035587]
[2020-12-17 23:56:39,743 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:39,743 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2020-12-17 23:56:39,743 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656065832]
[2020-12-17 23:56:39,743 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 12 states
[2020-12-17 23:56:39,743 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:39,744 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2020-12-17 23:56:39,744 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132
[2020-12-17 23:56:39,744 INFO  L87              Difference]: Start difference. First operand 115197 states and 369884 transitions. Second operand  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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)
[2020-12-17 23:56:41,660 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:41,660 INFO  L93              Difference]: Finished difference Result 146923 states and 468826 transitions.
[2020-12-17 23:56:41,661 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-12-17 23:56:41,661 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:41,661 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:41,662 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=72, Invalid=234, Unknown=0, NotChecked=0, Total=306
[2020-12-17 23:56:41,662 INFO  L78                 Accepts]: Start accepts. Automaton has 146923 states and 468826 transitions. Word has length 77
[2020-12-17 23:56:41,662 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:41,663 INFO  L481      AbstractCegarLoop]: Abstraction has 146923 states and 468826 transitions.
[2020-12-17 23:56:41,663 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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)
[2020-12-17 23:56:41,663 INFO  L276                IsEmpty]: Start isEmpty. Operand 146923 states and 468826 transitions.
[2020-12-17 23:56:41,926 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:41,926 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:41,926 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:41,926 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17
[2020-12-17 23:56:41,926 INFO  L429      AbstractCegarLoop]: === Iteration 19 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:41,927 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:41,927 INFO  L82        PathProgramCache]: Analyzing trace with hash 948739666, now seen corresponding path program 6 times
[2020-12-17 23:56:41,927 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:41,927 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668100058]
[2020-12-17 23:56:41,927 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:42,049 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:42,259 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:42,260 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668100058]
[2020-12-17 23:56:42,260 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:42,260 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2020-12-17 23:56:42,261 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461423155]
[2020-12-17 23:56:42,262 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 12 states
[2020-12-17 23:56:42,262 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:42,263 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2020-12-17 23:56:42,263 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132
[2020-12-17 23:56:42,263 INFO  L87              Difference]: Start difference. First operand 146923 states and 468826 transitions. Second operand  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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)
[2020-12-17 23:56:44,403 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:44,403 INFO  L93              Difference]: Finished difference Result 176660 states and 562799 transitions.
[2020-12-17 23:56:44,404 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. 
[2020-12-17 23:56:44,404 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:44,404 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:44,404 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=256, Unknown=0, NotChecked=0, Total=342
[2020-12-17 23:56:44,405 INFO  L78                 Accepts]: Start accepts. Automaton has 176660 states and 562799 transitions. Word has length 77
[2020-12-17 23:56:44,405 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:44,405 INFO  L481      AbstractCegarLoop]: Abstraction has 176660 states and 562799 transitions.
[2020-12-17 23:56:44,405 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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)
[2020-12-17 23:56:44,405 INFO  L276                IsEmpty]: Start isEmpty. Operand 176660 states and 562799 transitions.
[2020-12-17 23:56:44,812 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:44,816 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:44,816 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:44,817 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18
[2020-12-17 23:56:44,817 INFO  L429      AbstractCegarLoop]: === Iteration 20 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:44,817 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:44,817 INFO  L82        PathProgramCache]: Analyzing trace with hash 2098177296, now seen corresponding path program 7 times
[2020-12-17 23:56:44,818 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:44,818 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898833652]
[2020-12-17 23:56:44,818 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:44,975 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:45,279 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:45,280 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898833652]
[2020-12-17 23:56:45,280 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:45,280 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12
[2020-12-17 23:56:45,280 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690775483]
[2020-12-17 23:56:45,280 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 12 states
[2020-12-17 23:56:45,281 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:45,281 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2020-12-17 23:56:45,281 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132
[2020-12-17 23:56:45,281 INFO  L87              Difference]: Start difference. First operand 176660 states and 562799 transitions. Second operand  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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)
[2020-12-17 23:56:47,612 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:47,613 INFO  L93              Difference]: Finished difference Result 226440 states and 717978 transitions.
[2020-12-17 23:56:47,613 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. 
[2020-12-17 23:56:47,613 INFO  L78                 Accepts]: Start accepts. Automaton has  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:47,614 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:47,614 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=325, Unknown=0, NotChecked=0, Total=420
[2020-12-17 23:56:47,614 INFO  L78                 Accepts]: Start accepts. Automaton has 226440 states and 717978 transitions. Word has length 77
[2020-12-17 23:56:47,614 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:47,614 INFO  L481      AbstractCegarLoop]: Abstraction has 226440 states and 717978 transitions.
[2020-12-17 23:56:47,615 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 12 states, 12 states have (on average 6.416666666666667) internal successors, (77), 12 states have internal predecessors, (77), 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)
[2020-12-17 23:56:47,615 INFO  L276                IsEmpty]: Start isEmpty. Operand 226440 states and 717978 transitions.
[2020-12-17 23:56:47,961 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:47,961 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:47,962 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:47,962 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19
[2020-12-17 23:56:47,962 INFO  L429      AbstractCegarLoop]: === Iteration 21 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:47,962 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:47,962 INFO  L82        PathProgramCache]: Analyzing trace with hash 424065124, now seen corresponding path program 8 times
[2020-12-17 23:56:47,962 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:47,963 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506954402]
[2020-12-17 23:56:47,963 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:48,032 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:49,432 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:49,432 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506954402]
[2020-12-17 23:56:49,432 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:49,432 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13
[2020-12-17 23:56:49,433 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138832215]
[2020-12-17 23:56:49,433 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 13 states
[2020-12-17 23:56:49,433 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:49,433 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants.
[2020-12-17 23:56:49,433 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156
[2020-12-17 23:56:49,434 INFO  L87              Difference]: Start difference. First operand 226440 states and 717978 transitions. Second operand  has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 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)
[2020-12-17 23:56:51,794 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:51,794 INFO  L93              Difference]: Finished difference Result 237371 states and 751905 transitions.
[2020-12-17 23:56:51,795 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. 
[2020-12-17 23:56:51,795 INFO  L78                 Accepts]: Start accepts. Automaton has  has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:51,795 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:51,798 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=117, Invalid=389, Unknown=0, NotChecked=0, Total=506
[2020-12-17 23:56:51,798 INFO  L78                 Accepts]: Start accepts. Automaton has 237371 states and 751905 transitions. Word has length 77
[2020-12-17 23:56:51,799 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:51,799 INFO  L481      AbstractCegarLoop]: Abstraction has 237371 states and 751905 transitions.
[2020-12-17 23:56:51,799 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 13 states, 13 states have (on average 5.923076923076923) internal successors, (77), 13 states have internal predecessors, (77), 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)
[2020-12-17 23:56:51,799 INFO  L276                IsEmpty]: Start isEmpty. Operand 237371 states and 751905 transitions.
[2020-12-17 23:56:52,251 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:52,252 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:52,252 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:52,252 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20
[2020-12-17 23:56:52,252 INFO  L429      AbstractCegarLoop]: === Iteration 22 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:52,252 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:52,253 INFO  L82        PathProgramCache]: Analyzing trace with hash 859650638, now seen corresponding path program 9 times
[2020-12-17 23:56:52,253 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:52,253 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403569283]
[2020-12-17 23:56:52,253 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:52,333 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:52,759 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:52,759 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403569283]
[2020-12-17 23:56:52,759 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:52,760 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15
[2020-12-17 23:56:52,760 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107551847]
[2020-12-17 23:56:52,760 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 15 states
[2020-12-17 23:56:52,760 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:52,761 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2020-12-17 23:56:52,761 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210
[2020-12-17 23:56:52,761 INFO  L87              Difference]: Start difference. First operand 237371 states and 751905 transitions. Second operand  has 15 states, 15 states have (on average 5.133333333333334) internal successors, (77), 15 states have internal predecessors, (77), 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)
[2020-12-17 23:56:55,437 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:55,437 INFO  L93              Difference]: Finished difference Result 262947 states and 832155 transitions.
[2020-12-17 23:56:55,438 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. 
[2020-12-17 23:56:55,438 INFO  L78                 Accepts]: Start accepts. Automaton has  has 15 states, 15 states have (on average 5.133333333333334) internal successors, (77), 15 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:55,438 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:55,439 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=93, Invalid=287, Unknown=0, NotChecked=0, Total=380
[2020-12-17 23:56:55,439 INFO  L78                 Accepts]: Start accepts. Automaton has 262947 states and 832155 transitions. Word has length 77
[2020-12-17 23:56:55,439 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:55,439 INFO  L481      AbstractCegarLoop]: Abstraction has 262947 states and 832155 transitions.
[2020-12-17 23:56:55,439 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 15 states, 15 states have (on average 5.133333333333334) internal successors, (77), 15 states have internal predecessors, (77), 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)
[2020-12-17 23:56:55,440 INFO  L276                IsEmpty]: Start isEmpty. Operand 262947 states and 832155 transitions.
[2020-12-17 23:56:55,823 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:56:55,824 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:56:55,824 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:56:55,824 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21
[2020-12-17 23:56:55,824 INFO  L429      AbstractCegarLoop]: === Iteration 23 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:56:55,824 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:56:55,824 INFO  L82        PathProgramCache]: Analyzing trace with hash 652509852, now seen corresponding path program 10 times
[2020-12-17 23:56:55,825 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:56:55,825 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2345070]
[2020-12-17 23:56:55,825 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:56:55,906 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:56:56,125 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:56:56,125 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2345070]
[2020-12-17 23:56:56,125 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:56:56,125 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2020-12-17 23:56:56,126 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809550072]
[2020-12-17 23:56:56,126 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 10 states
[2020-12-17 23:56:56,126 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:56:56,127 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2020-12-17 23:56:56,127 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90
[2020-12-17 23:56:56,127 INFO  L87              Difference]: Start difference. First operand 262947 states and 832155 transitions. Second operand  has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 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)
[2020-12-17 23:56:59,703 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:56:59,703 INFO  L93              Difference]: Finished difference Result 292875 states and 925131 transitions.
[2020-12-17 23:56:59,704 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. 
[2020-12-17 23:56:59,704 INFO  L78                 Accepts]: Start accepts. Automaton has  has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:56:59,704 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:56:59,705 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=182, Unknown=0, NotChecked=0, Total=240
[2020-12-17 23:56:59,705 INFO  L78                 Accepts]: Start accepts. Automaton has 292875 states and 925131 transitions. Word has length 77
[2020-12-17 23:56:59,705 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:56:59,705 INFO  L481      AbstractCegarLoop]: Abstraction has 292875 states and 925131 transitions.
[2020-12-17 23:56:59,705 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 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)
[2020-12-17 23:56:59,706 INFO  L276                IsEmpty]: Start isEmpty. Operand 292875 states and 925131 transitions.
[2020-12-17 23:57:00,243 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:57:00,244 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:57:00,244 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:57:00,244 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22
[2020-12-17 23:57:00,244 INFO  L429      AbstractCegarLoop]: === Iteration 24 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:57:00,244 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:57:00,244 INFO  L82        PathProgramCache]: Analyzing trace with hash -1021602320, now seen corresponding path program 11 times
[2020-12-17 23:57:00,245 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:57:00,245 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795595376]
[2020-12-17 23:57:00,245 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:57:00,323 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-12-17 23:57:00,592 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-12-17 23:57:00,592 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795595376]
[2020-12-17 23:57:00,592 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-12-17 23:57:00,593 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2020-12-17 23:57:00,593 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429379647]
[2020-12-17 23:57:00,595 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 11 states
[2020-12-17 23:57:00,595 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-12-17 23:57:00,600 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2020-12-17 23:57:00,601 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110
[2020-12-17 23:57:00,601 INFO  L87              Difference]: Start difference. First operand 292875 states and 925131 transitions. Second operand  has 11 states, 11 states have (on average 7.0) internal successors, (77), 11 states have internal predecessors, (77), 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)
[2020-12-17 23:57:03,355 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-12-17 23:57:03,355 INFO  L93              Difference]: Finished difference Result 298921 states and 943719 transitions.
[2020-12-17 23:57:03,355 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. 
[2020-12-17 23:57:03,356 INFO  L78                 Accepts]: Start accepts. Automaton has  has 11 states, 11 states have (on average 7.0) internal successors, (77), 11 states have internal predecessors, (77), 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) Word has length 77
[2020-12-17 23:57:03,356 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-12-17 23:57:03,356 INFO  L763         BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240
[2020-12-17 23:57:03,356 INFO  L78                 Accepts]: Start accepts. Automaton has 298921 states and 943719 transitions. Word has length 77
[2020-12-17 23:57:03,356 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-12-17 23:57:03,356 INFO  L481      AbstractCegarLoop]: Abstraction has 298921 states and 943719 transitions.
[2020-12-17 23:57:03,361 INFO  L482      AbstractCegarLoop]: Interpolant automaton has  has 11 states, 11 states have (on average 7.0) internal successors, (77), 11 states have internal predecessors, (77), 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)
[2020-12-17 23:57:03,361 INFO  L276                IsEmpty]: Start isEmpty. Operand 298921 states and 943719 transitions.
[2020-12-17 23:57:04,650 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 78
[2020-12-17 23:57:04,650 INFO  L496         BasicCegarLoop]: Found error trace
[2020-12-17 23:57:04,650 INFO  L504         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-12-17 23:57:04,651 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23
[2020-12-17 23:57:04,651 INFO  L429      AbstractCegarLoop]: === Iteration 25 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-12-17 23:57:04,654 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-12-17 23:57:04,654 INFO  L82        PathProgramCache]: Analyzing trace with hash -1941379012, now seen corresponding path program 12 times
[2020-12-17 23:57:04,655 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-12-17 23:57:04,655 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852474030]
[2020-12-17 23:57:04,655 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-12-17 23:57:04,894 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-12-17 23:57:04,894 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-12-17 23:57:05,109 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-12-17 23:57:05,109 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-12-17 23:57:05,205 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-12-17 23:57:05,206 INFO  L605         BasicCegarLoop]: Counterexample might be feasible
[2020-12-17 23:57:05,206 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24
[2020-12-17 23:57:05,424 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 11:57:05 BasicIcfg
[2020-12-17 23:57:05,424 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-12-17 23:57:05,426 INFO  L168              Benchmark]: Toolchain (without parser) took 75816.34 ms. Allocated memory was 304.1 MB in the beginning and 15.5 GB in the end (delta: 15.2 GB). Free memory was 278.9 MB in the beginning and 8.5 GB in the end (delta: -8.2 GB). Peak memory consumption was 7.0 GB. Max. memory is 16.0 GB.
[2020-12-17 23:57:05,427 INFO  L168              Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 304.1 MB. Free memory was 274.1 MB in the beginning and 274.0 MB in the end (delta: 115.4 kB). There was no memory consumed. Max. memory is 16.0 GB.
[2020-12-17 23:57:05,427 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 929.17 ms. Allocated memory is still 304.1 MB. Free memory was 278.7 MB in the beginning and 281.0 MB in the end (delta: -2.3 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.0 GB.
[2020-12-17 23:57:05,428 INFO  L168              Benchmark]: Boogie Procedure Inliner took 132.15 ms. Allocated memory is still 304.1 MB. Free memory was 281.0 MB in the beginning and 277.8 MB in the end (delta: 3.1 MB). There was no memory consumed. Max. memory is 16.0 GB.
[2020-12-17 23:57:05,428 INFO  L168              Benchmark]: Boogie Preprocessor took 86.20 ms. Allocated memory is still 304.1 MB. Free memory was 277.8 MB in the beginning and 274.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB.
[2020-12-17 23:57:05,429 INFO  L168              Benchmark]: RCFGBuilder took 3991.00 ms. Allocated memory was 304.1 MB in the beginning and 364.9 MB in the end (delta: 60.8 MB). Free memory was 274.7 MB in the beginning and 239.9 MB in the end (delta: 34.8 MB). Peak memory consumption was 201.5 MB. Max. memory is 16.0 GB.
[2020-12-17 23:57:05,430 INFO  L168              Benchmark]: TraceAbstraction took 70661.56 ms. Allocated memory was 364.9 MB in the beginning and 15.5 GB in the end (delta: 15.1 GB). Free memory was 239.9 MB in the beginning and 8.5 GB in the end (delta: -8.2 GB). Peak memory consumption was 6.9 GB. Max. memory is 16.0 GB.
[2020-12-17 23:57:05,433 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.25 ms. Allocated memory is still 304.1 MB. Free memory was 274.1 MB in the beginning and 274.0 MB in the end (delta: 115.4 kB). There was no memory consumed. Max. memory is 16.0 GB.
 * CACSL2BoogieTranslator took 929.17 ms. Allocated memory is still 304.1 MB. Free memory was 278.7 MB in the beginning and 281.0 MB in the end (delta: -2.3 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.0 GB.
 * Boogie Procedure Inliner took 132.15 ms. Allocated memory is still 304.1 MB. Free memory was 281.0 MB in the beginning and 277.8 MB in the end (delta: 3.1 MB). There was no memory consumed. Max. memory is 16.0 GB.
 * Boogie Preprocessor took 86.20 ms. Allocated memory is still 304.1 MB. Free memory was 277.8 MB in the beginning and 274.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB.
 * RCFGBuilder took 3991.00 ms. Allocated memory was 304.1 MB in the beginning and 364.9 MB in the end (delta: 60.8 MB). Free memory was 274.7 MB in the beginning and 239.9 MB in the end (delta: 34.8 MB). Peak memory consumption was 201.5 MB. Max. memory is 16.0 GB.
 * TraceAbstraction took 70661.56 ms. Allocated memory was 364.9 MB in the beginning and 15.5 GB in the end (delta: 15.1 GB). Free memory was 239.9 MB in the beginning and 8.5 GB in the end (delta: -8.2 GB). Peak memory consumption was 6.9 GB. Max. memory is 16.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - CounterExampleResult [Line: 18]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L710]               0  int __unbuffered_cnt = 0;
        VAL             [__unbuffered_cnt=0]
[L712]               0  int __unbuffered_p0_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0]
[L714]               0  int __unbuffered_p2_EAX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0]
[L716]               0  int __unbuffered_p2_EBX = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0]
[L717]               0  _Bool main$tmp_guard0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0]
[L718]               0  _Bool main$tmp_guard1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L720]               0  int x = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L722]               0  int y = 0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0]
[L723]               0  _Bool y$flush_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0]
[L724]               0  int y$mem_tmp;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0]
[L725]               0  _Bool y$r_buff0_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0]
[L726]               0  _Bool y$r_buff0_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0]
[L727]               0  _Bool y$r_buff0_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0]
[L728]               0  _Bool y$r_buff0_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0]
[L729]               0  _Bool y$r_buff1_thd0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0]
[L730]               0  _Bool y$r_buff1_thd1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0]
[L731]               0  _Bool y$r_buff1_thd2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0]
[L732]               0  _Bool y$r_buff1_thd3;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0]
[L733]               0  _Bool y$read_delayed;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0]
[L734]               0  int *y$read_delayed_var;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}]
[L735]               0  int y$w_buff0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0]
[L736]               0  _Bool y$w_buff0_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0]
[L737]               0  int y$w_buff1;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0]
[L738]               0  _Bool y$w_buff1_used;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L739]               0  _Bool weak$$choice0;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L740]               0  _Bool weak$$choice2;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L854]               0  pthread_t t2336;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L855]  FCALL, FORK  0  pthread_create(&t2336, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L856]               0  pthread_t t2337;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L857]  FCALL, FORK  0  pthread_create(&t2337, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L858]               0  pthread_t t2338;
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L859]  FCALL, FORK  0  pthread_create(&t2338, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L784]               2  y$w_buff1 = y$w_buff0
[L785]               2  y$w_buff0 = 2
[L786]               2  y$w_buff1_used = y$w_buff0_used
[L787]               2  y$w_buff0_used = (_Bool)1
[L19]   COND FALSE   2  !(!expression)
[L789]               2  y$r_buff1_thd0 = y$r_buff0_thd0
[L790]               2  y$r_buff1_thd1 = y$r_buff0_thd1
[L791]               2  y$r_buff1_thd2 = y$r_buff0_thd2
[L792]               2  y$r_buff1_thd3 = y$r_buff0_thd3
[L793]               2  y$r_buff0_thd2 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L796]               2  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L813]               3  __unbuffered_p2_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L816]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L817]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L818]               3  y$flush_delayed = weak$$choice2
[L819]               3  y$mem_tmp = y
[L820]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1)
[L820]               3  y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1)
[L821]  EXPR         3  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L821]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)
[L821]  EXPR         3  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L821]               3  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L822]  EXPR         3  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L822]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)
[L822]  EXPR         3  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L822]               3  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L823]  EXPR         3  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L823]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)
[L823]  EXPR         3  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L823]               3  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L824]  EXPR         3  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L824]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L824]  EXPR         3  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L824]               3  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L825]  EXPR         3  weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L825]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)
[L825]  EXPR         3  weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L825]               3  y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L826]  EXPR         3  weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L826]  EXPR         3  !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L826]  EXPR         3  weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L826]               3  y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L827]               3  __unbuffered_p2_EBX = y
[L828]  EXPR         3  y$flush_delayed ? y$mem_tmp : y
[L828]               3  y = y$flush_delayed ? y$mem_tmp : y
[L829]               3  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L744]               1  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L747]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L747]  EXPR         1  y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y
[L747]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L747]               1  y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L748]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L748]               1  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L749]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L749]               1  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L750]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L750]               1  y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L751]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L751]               1  y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L754]               1  weak$$choice0 = __VERIFIER_nondet_bool()
[L755]               1  weak$$choice2 = __VERIFIER_nondet_bool()
[L756]               1  y$flush_delayed = weak$$choice2
[L757]               1  y$mem_tmp = y
[L758]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L758]               1  y = !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff1)
[L759]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L759]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0)
[L759]  EXPR         1  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L759]               1  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : y$w_buff0))
[L760]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L760]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1)
[L760]  EXPR         1  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L760]               1  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff1 : y$w_buff1))
[L761]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L761]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used)
[L761]  EXPR         1  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L761]               1  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used))
[L762]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L762]  EXPR         1  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L762]               1  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L763]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L763]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1)
[L763]  EXPR         1  weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L763]               1  y$r_buff0_thd1 = weak$$choice2 ? y$r_buff0_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff0_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1))
[L764]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764]  EXPR         1  !y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0)
[L764]  EXPR         1  weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L764]               1  y$r_buff1_thd1 = weak$$choice2 ? y$r_buff1_thd1 : (!y$w_buff0_used || !y$r_buff0_thd1 && !y$w_buff1_used || !y$r_buff0_thd1 && !y$r_buff1_thd1 ? y$r_buff1_thd1 : (y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L765]               1  __unbuffered_p0_EAX = y
[L766]  EXPR         1  y$flush_delayed ? y$mem_tmp : y
[L766]               1  y = y$flush_delayed ? y$mem_tmp : y
[L767]               1  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L832]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L832]  EXPR         3  y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y
[L832]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L832]               3  y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L833]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L833]               3  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L834]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L834]               3  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L835]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L835]               3  y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L836]  EXPR         3  y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L836]               3  y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L770]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L770]  EXPR         1  y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y
[L770]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L770]               1  y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L771]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L771]               1  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L772]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L772]               1  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L773]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L773]               1  y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L774]  EXPR         1  y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L774]               1  y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L839]               3  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L777]               1  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=2, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=1, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L799]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L799]               2  y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L800]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L800]               2  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L801]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L801]               2  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L802]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L802]               2  y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L803]  EXPR         2  y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L803]               2  y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L806]               2  __unbuffered_cnt = __unbuffered_cnt + 1
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L861]               0  main$tmp_guard0 = __unbuffered_cnt == 3
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L4]    COND FALSE   0  !(!cond)
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=51, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=1, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L865]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L865]  EXPR         0  y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y
[L865]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L865]               0  y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L866]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L866]               0  y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L867]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L867]               0  y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L868]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L868]               0  y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L869]  EXPR         0  y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L869]               0  y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L872]               0  weak$$choice0 = __VERIFIER_nondet_bool()
[L873]               0  weak$$choice2 = __VERIFIER_nondet_bool()
[L874]               0  y$flush_delayed = weak$$choice2
[L875]               0  y$mem_tmp = y
[L876]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1)
[L876]               0  y = !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff1)
[L877]  EXPR         0  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L877]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0)
[L877]  EXPR         0  weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L877]               0  y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : y$w_buff0))
[L878]  EXPR         0  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L878]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1)
[L878]  EXPR         0  weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L878]               0  y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff1 : y$w_buff1))
[L879]  EXPR         0  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L879]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used)
[L879]  EXPR         0  weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L879]               0  y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used))
[L880]  EXPR         0  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L880]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)
[L880]  EXPR         0  weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L880]               0  y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L881]  EXPR         0  weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L881]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0)
[L881]  EXPR         0  weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L881]               0  y$r_buff0_thd0 = weak$$choice2 ? y$r_buff0_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff0_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0))
[L882]  EXPR         0  weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L882]  EXPR         0  !y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0)
[L882]  EXPR         0  weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L882]               0  y$r_buff1_thd0 = weak$$choice2 ? y$r_buff1_thd0 : (!y$w_buff0_used || !y$r_buff0_thd0 && !y$w_buff1_used || !y$r_buff0_thd0 && !y$r_buff1_thd0 ? y$r_buff1_thd0 : (y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : (_Bool)0))
[L883]               0  main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 1 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
[L884]  EXPR         0  y$flush_delayed ? y$mem_tmp : y
[L884]               0  y = y$flush_delayed ? y$mem_tmp : y
[L885]               0  y$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=52, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L19]   COND TRUE    0  !expression
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=52, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L18]   COND FALSE   0  !(0)
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=52, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L18]                0  __assert_fail ("0", "safe023_rmo.opt.c", 9, __extension__ __PRETTY_FUNCTION__)
        VAL             [__unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=52, weak$$choice2=0, x=1, y=2, y$flush_delayed=0, y$mem_tmp=2, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=1, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=2, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 101 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 70.2s, OverallIterations: 25, TraceHistogramMax: 1, AutomataDifference: 49.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.7s, HoareTripleCheckerStatistics: 4298 SDtfs, 8295 SDslu, 21857 SDs, 0 SdLazy, 5127 SolverSat, 1004 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 455 GetRequests, 48 SyntacticMatches, 2 SemanticMatches, 405 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1621 ImplicationChecksByTransitivity, 10.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=453552occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 8.4s InterpolantComputationTime, 1797 NumberOfCodeBlocks, 1797 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1696 ConstructedInterpolants, 0 QuantifiedInterpolants, 714847 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 24 InterpolantComputations, 24 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...