/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix016_rmo.opt.i


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


This is Ultimate 0.1.25-b09bf87
[2020-10-16 11:08:21,963 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-10-16 11:08:21,966 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 11:08:22,005 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 11:08:22,005 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 11:08:22,008 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 11:08:22,013 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-10-16 11:08:22,033 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 11:08:22,035 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 11:08:22,036 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 11:08:22,044 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 11:08:22,046 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 11:08:22,047 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 11:08:22,050 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 11:08:22,051 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 11:08:22,062 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-10-16 11:08:22,063 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-10-16 11:08:22,063 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2020-10-16 11:08:22,072 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-10-16 11:08:22,075 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 11:08:22,076 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2020-10-16 11:08:22,116 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-10-16 11:08:22,116 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 11:08:22,119 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 11:08:22,119 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-10-16 11:08:22,119 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-10-16 11:08:22,119 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 11:08:22,120 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-10-16 11:08:22,120 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-10-16 11:08:22,120 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-10-16 11:08:22,121 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-10-16 11:08:22,122 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 11:08:22,122 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 11:08:22,122 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 11:08:22,123 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-10-16 11:08:22,123 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-10-16 11:08:22,123 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-10-16 11:08:22,123 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-10-16 11:08:22,124 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 11:08:22,124 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-10-16 11:08:22,124 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-10-16 11:08:22,124 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-10-16 11:08:22,124 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 11:08:22,125 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 11:08:22,125 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-10-16 11:08:22,125 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 11:08:22,125 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-10-16 11:08:22,125 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 11:08:22,126 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 11:08:22,126 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2020-10-16 11:08:22,126 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2020-10-16 11:08:22,408 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 11:08:22,428 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 11:08:22,432 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 11:08:22,433 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-10-16 11:08:22,433 INFO  L275        PluginConnector]: CDTParser initialized
[2020-10-16 11:08:22,434 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix016_rmo.opt.i
[2020-10-16 11:08:22,500 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/865466f6c/e83d0f7ac12a4f76b541bd37b64c5712/FLAG2cee35495
[2020-10-16 11:08:23,068 INFO  L306              CDTParser]: Found 1 translation units.
[2020-10-16 11:08:23,068 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/mix016_rmo.opt.i
[2020-10-16 11:08:23,084 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/865466f6c/e83d0f7ac12a4f76b541bd37b64c5712/FLAG2cee35495
[2020-10-16 11:08:23,383 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/865466f6c/e83d0f7ac12a4f76b541bd37b64c5712
[2020-10-16 11:08:23,393 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 11:08:23,395 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 11:08:23,397 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 11:08:23,397 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 11:08:23,402 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 11:08:23,403 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:08:23" (1/1) ...
[2020-10-16 11:08:23,407 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed7791a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:23, skipping insertion in model container
[2020-10-16 11:08:23,407 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 11:08:23" (1/1) ...
[2020-10-16 11:08:23,416 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-10-16 11:08:23,485 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-10-16 11:08:24,047 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 11:08:24,059 INFO  L203         MainTranslator]: Completed pre-run
[2020-10-16 11:08:24,129 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 11:08:24,204 INFO  L208         MainTranslator]: Completed translation
[2020-10-16 11:08:24,205 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24 WrapperNode
[2020-10-16 11:08:24,205 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 11:08:24,206 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 11:08:24,206 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 11:08:24,206 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 11:08:24,214 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,235 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,268 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 11:08:24,268 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 11:08:24,268 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 11:08:24,268 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 11:08:24,279 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,279 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,284 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,285 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,314 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,320 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,324 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
[2020-10-16 11:08:24,329 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 11:08:24,330 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 11:08:24,330 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 11:08:24,330 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-10-16 11:08:24,331 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (1/1) ...
No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 11:08:24,389 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 11:08:24,389 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-16 11:08:24,389 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 11:08:24,389 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 11:08:24,390 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-10-16 11:08:24,390 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-10-16 11:08:24,390 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-10-16 11:08:24,390 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-10-16 11:08:24,390 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2020-10-16 11:08:24,391 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2020-10-16 11:08:24,391 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-16 11:08:24,391 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 11:08:24,391 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 11:08:24,393 WARN  L208             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-10-16 11:08:26,395 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 11:08:26,396 INFO  L298             CfgBuilder]: Removed 10 assume(true) statements.
[2020-10-16 11:08:26,398 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:08:26 BoogieIcfgContainer
[2020-10-16 11:08:26,399 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 11:08:26,400 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 11:08:26,401 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 11:08:26,405 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-10-16 11:08:26,405 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 11:08:23" (1/3) ...
[2020-10-16 11:08:26,406 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292fc790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:08:26, skipping insertion in model container
[2020-10-16 11:08:26,406 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 11:08:24" (2/3) ...
[2020-10-16 11:08:26,407 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@292fc790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 11:08:26, skipping insertion in model container
[2020-10-16 11:08:26,407 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 11:08:26" (3/3) ...
[2020-10-16 11:08:26,409 INFO  L111   eAbstractionObserver]: Analyzing ICFG mix016_rmo.opt.i
[2020-10-16 11:08:26,422 WARN  L153   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 11:08:26,422 INFO  L164   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-10-16 11:08:26,432 INFO  L176   ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations.
[2020-10-16 11:08:26,433 INFO  L348   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 11:08:26,468 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,468 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,469 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,469 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,469 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,469 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,470 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,470 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,470 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,470 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,470 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,470 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,471 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,471 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,471 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,471 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,471 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,471 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,471 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,472 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,472 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,472 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,472 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,472 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,472 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,473 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,473 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,473 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,473 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,473 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,473 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,474 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,474 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,474 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,474 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,474 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,474 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,475 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,475 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,475 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,475 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,475 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,477 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,478 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,478 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,479 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,479 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,479 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,479 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,479 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,480 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,480 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,480 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,480 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,480 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,481 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,481 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,481 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,481 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,482 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,482 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,482 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,482 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,482 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,483 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,483 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,483 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,483 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,483 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,484 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,484 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,484 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,484 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,485 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,489 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,493 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,493 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,494 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,494 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,494 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,494 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,494 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,494 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,495 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,495 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,495 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,497 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,498 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,498 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,498 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,498 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,499 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,499 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,499 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,499 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,500 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,502 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,502 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,502 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,502 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,503 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,503 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,503 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,503 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,503 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,504 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,504 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,504 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,504 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,504 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,505 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,506 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,507 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~nondet3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,507 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,507 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 11:08:26,508 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-16 11:08:26,524 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2020-10-16 11:08:26,547 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-10-16 11:08:26,548 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-10-16 11:08:26,548 INFO  L379      AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-10-16 11:08:26,548 INFO  L380      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 11:08:26,548 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 11:08:26,549 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-10-16 11:08:26,549 INFO  L383      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 11:08:26,549 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 11:08:26,563 INFO  L129   etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation.
[2020-10-16 11:08:26,566 INFO  L144   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 103 places, 95 transitions, 205 flow
[2020-10-16 11:08:26,569 INFO  L111        LiptonReduction]: Starting Lipton reduction on Petri net that has 103 places, 95 transitions, 205 flow
[2020-10-16 11:08:26,572 INFO  L71            FinitePrefix]: Start finitePrefix. Operand has 103 places, 95 transitions, 205 flow
[2020-10-16 11:08:26,623 INFO  L129       PetriNetUnfolder]: 2/92 cut-off events.
[2020-10-16 11:08:26,626 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-16 11:08:26,635 INFO  L80            FinitePrefix]: Finished finitePrefix Result has 102 conditions, 92 events. 2/92 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 66 event pairs, 0 based on Foata normal form. 0/88 useless extension candidates. Maximal degree in co-relation 60. Up to 2 conditions per place. 
[2020-10-16 11:08:26,641 INFO  L117        LiptonReduction]: Number of co-enabled transitions 1624
[2020-10-16 11:08:26,980 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:26,981 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:26,983 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:26,984 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:26,985 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:26,986 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,077 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,077 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts
[2020-10-16 11:08:27,081 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:27,082 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,131 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term
[2020-10-16 11:08:27,131 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 11:08:27,159 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,160 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,162 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,163 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,164 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,164 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,166 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:27,168 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,171 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,171 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,173 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,174 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,300 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 4, 2, 3, 2, 1] term
[2020-10-16 11:08:27,300 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 11:08:27,303 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,304 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,306 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,307 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,308 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,308 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,311 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:27,311 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,315 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,316 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,317 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,318 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,373 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,373 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts
[2020-10-16 11:08:27,376 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:27,377 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,556 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:27,556 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,558 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,558 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,559 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,559 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,680 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term
[2020-10-16 11:08:27,681 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 11:08:27,683 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,684 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,686 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,686 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,687 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,688 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:27,689 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:27,690 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,691 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,691 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,693 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,694 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:27,736 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:27,737 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts
[2020-10-16 11:08:27,739 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:27,739 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:28,390 WARN  L193               SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58
[2020-10-16 11:08:28,549 WARN  L193               SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 53
[2020-10-16 11:08:28,591 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,591 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts
[2020-10-16 11:08:28,595 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[9, 2, 5, 3, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:28,596 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:28,656 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term
[2020-10-16 11:08:28,657 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 11:08:28,664 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,665 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:28,667 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,668 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:28,670 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,671 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:28,673 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:28,674 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:28,676 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,677 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:28,678 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,679 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:28,838 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,838 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts
[2020-10-16 11:08:28,840 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:28,841 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 11:08:28,874 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term
[2020-10-16 11:08:28,874 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 11:08:28,876 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,877 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:28,878 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,879 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:28,880 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,881 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:28,882 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:28,883 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:28,885 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,885 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:28,887 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 2, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:28,887 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:29,235 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:29,235 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:29,236 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 4, 4, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:29,237 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:29,238 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 3, 4, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:29,238 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:29,623 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 2, 3, 2, 1] term
[2020-10-16 11:08:29,623 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 11:08:29,625 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:29,626 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:29,627 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:29,627 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:29,628 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 2, 3, 2, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:29,629 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts
[2020-10-16 11:08:29,631 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[8, 2, 4, 2, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:29,631 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:29,633 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:29,633 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:29,635 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 2, 5, 3, 5, 3, 6, 3, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:29,635 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts
[2020-10-16 11:08:29,666 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[6, 2, 4, 3, 4, 3, 3, 2, 1] term
[2020-10-16 11:08:29,667 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts
[2020-10-16 11:08:29,669 INFO  L375       QuantifierPusher]: Applying distributivity to a CONJUNCTION[7, 2, 5, 3, 5, 3, 3, 2, 1] term
[2020-10-16 11:08:29,669 INFO  L603       QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts
[2020-10-16 11:08:30,315 WARN  L193               SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91
[2020-10-16 11:08:30,438 WARN  L193               SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 89
[2020-10-16 11:08:30,447 INFO  L132        LiptonReduction]: Checked pairs total: 4268
[2020-10-16 11:08:30,447 INFO  L134        LiptonReduction]: Total number of compositions: 77
[2020-10-16 11:08:30,454 INFO  L100   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 37 places, 28 transitions, 71 flow
[2020-10-16 11:08:30,515 INFO  L122   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 922 states.
[2020-10-16 11:08:30,517 INFO  L276                IsEmpty]: Start isEmpty. Operand 922 states.
[2020-10-16 11:08:30,524 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2020-10-16 11:08:30,525 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:08:30,526 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1]
[2020-10-16 11:08:30,526 INFO  L429      AbstractCegarLoop]: === Iteration 1 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:08:30,533 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:08:30,533 INFO  L82        PathProgramCache]: Analyzing trace with hash 919539073, now seen corresponding path program 1 times
[2020-10-16 11:08:30,545 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:08:30,546 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124585824]
[2020-10-16 11:08:30,546 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:08:30,691 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:08:30,804 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:08:30,805 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124585824]
[2020-10-16 11:08:30,806 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:08:30,807 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-16 11:08:30,807 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745565235]
[2020-10-16 11:08:30,813 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 11:08:30,814 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:08:30,831 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 11:08:30,832 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 11:08:30,834 INFO  L87              Difference]: Start difference. First operand 922 states. Second operand 3 states.
[2020-10-16 11:08:30,938 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:08:30,938 INFO  L93              Difference]: Finished difference Result 770 states and 2434 transitions.
[2020-10-16 11:08:30,939 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-16 11:08:30,941 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 5
[2020-10-16 11:08:30,942 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:08:30,976 INFO  L225             Difference]: With dead ends: 770
[2020-10-16 11:08:30,976 INFO  L226             Difference]: Without dead ends: 650
[2020-10-16 11:08:30,980 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 11:08:31,014 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 650 states.
[2020-10-16 11:08:31,114 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 650.
[2020-10-16 11:08:31,116 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 650 states.
[2020-10-16 11:08:31,122 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 2028 transitions.
[2020-10-16 11:08:31,124 INFO  L78                 Accepts]: Start accepts. Automaton has 650 states and 2028 transitions. Word has length 5
[2020-10-16 11:08:31,125 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:08:31,125 INFO  L481      AbstractCegarLoop]: Abstraction has 650 states and 2028 transitions.
[2020-10-16 11:08:31,125 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 11:08:31,125 INFO  L276                IsEmpty]: Start isEmpty. Operand 650 states and 2028 transitions.
[2020-10-16 11:08:31,127 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2020-10-16 11:08:31,128 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:08:31,128 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:08:31,128 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 11:08:31,128 INFO  L429      AbstractCegarLoop]: === Iteration 2 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:08:31,129 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:08:31,129 INFO  L82        PathProgramCache]: Analyzing trace with hash 1167534966, now seen corresponding path program 1 times
[2020-10-16 11:08:31,129 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:08:31,130 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [575311870]
[2020-10-16 11:08:31,130 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:08:31,165 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:08:31,258 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:08:31,259 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [575311870]
[2020-10-16 11:08:31,259 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:08:31,259 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 11:08:31,259 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528761526]
[2020-10-16 11:08:31,267 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 11:08:31,267 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:08:31,268 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 11:08:31,268 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 11:08:31,268 INFO  L87              Difference]: Start difference. First operand 650 states and 2028 transitions. Second operand 4 states.
[2020-10-16 11:08:31,312 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:08:31,313 INFO  L93              Difference]: Finished difference Result 690 states and 2070 transitions.
[2020-10-16 11:08:31,313 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:08:31,314 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 10
[2020-10-16 11:08:31,314 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:08:31,320 INFO  L225             Difference]: With dead ends: 690
[2020-10-16 11:08:31,320 INFO  L226             Difference]: Without dead ends: 570
[2020-10-16 11:08:31,321 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:08:31,324 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 570 states.
[2020-10-16 11:08:31,344 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 570.
[2020-10-16 11:08:31,344 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 570 states.
[2020-10-16 11:08:31,348 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 1744 transitions.
[2020-10-16 11:08:31,348 INFO  L78                 Accepts]: Start accepts. Automaton has 570 states and 1744 transitions. Word has length 10
[2020-10-16 11:08:31,352 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:08:31,352 INFO  L481      AbstractCegarLoop]: Abstraction has 570 states and 1744 transitions.
[2020-10-16 11:08:31,352 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 11:08:31,352 INFO  L276                IsEmpty]: Start isEmpty. Operand 570 states and 1744 transitions.
[2020-10-16 11:08:31,361 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2020-10-16 11:08:31,361 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:08:31,361 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:08:31,362 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 11:08:31,362 INFO  L429      AbstractCegarLoop]: === Iteration 3 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:08:31,362 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:08:31,362 INFO  L82        PathProgramCache]: Analyzing trace with hash 749997, now seen corresponding path program 1 times
[2020-10-16 11:08:31,362 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:08:31,363 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171950275]
[2020-10-16 11:08:31,364 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:08:31,440 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:08:31,507 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:08:31,508 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171950275]
[2020-10-16 11:08:31,508 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:08:31,508 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 11:08:31,509 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922222809]
[2020-10-16 11:08:31,509 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 11:08:31,509 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:08:31,510 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 11:08:31,510 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 11:08:31,510 INFO  L87              Difference]: Start difference. First operand 570 states and 1744 transitions. Second operand 4 states.
[2020-10-16 11:08:31,555 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:08:31,555 INFO  L93              Difference]: Finished difference Result 498 states and 1322 transitions.
[2020-10-16 11:08:31,556 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:08:31,556 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 12
[2020-10-16 11:08:31,557 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:08:31,559 INFO  L225             Difference]: With dead ends: 498
[2020-10-16 11:08:31,559 INFO  L226             Difference]: Without dead ends: 378
[2020-10-16 11:08:31,560 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:08:31,561 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 378 states.
[2020-10-16 11:08:31,569 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 378.
[2020-10-16 11:08:31,570 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 378 states.
[2020-10-16 11:08:31,571 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 378 states and 976 transitions.
[2020-10-16 11:08:31,572 INFO  L78                 Accepts]: Start accepts. Automaton has 378 states and 976 transitions. Word has length 12
[2020-10-16 11:08:31,572 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:08:31,572 INFO  L481      AbstractCegarLoop]: Abstraction has 378 states and 976 transitions.
[2020-10-16 11:08:31,572 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 11:08:31,572 INFO  L276                IsEmpty]: Start isEmpty. Operand 378 states and 976 transitions.
[2020-10-16 11:08:31,573 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2020-10-16 11:08:31,573 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:08:31,573 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:08:31,574 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 11:08:31,574 INFO  L429      AbstractCegarLoop]: === Iteration 4 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:08:31,574 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:08:31,574 INFO  L82        PathProgramCache]: Analyzing trace with hash 1587853487, now seen corresponding path program 1 times
[2020-10-16 11:08:31,574 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:08:31,575 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439569245]
[2020-10-16 11:08:31,575 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:08:31,667 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:08:31,779 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:08:31,780 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439569245]
[2020-10-16 11:08:31,782 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:08:31,782 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 11:08:31,783 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188414972]
[2020-10-16 11:08:31,783 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 11:08:31,783 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:08:31,784 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 11:08:31,784 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:08:31,784 INFO  L87              Difference]: Start difference. First operand 378 states and 976 transitions. Second operand 5 states.
[2020-10-16 11:08:31,834 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:08:31,835 INFO  L93              Difference]: Finished difference Result 278 states and 649 transitions.
[2020-10-16 11:08:31,835 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-10-16 11:08:31,836 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 15
[2020-10-16 11:08:31,836 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:08:31,837 INFO  L225             Difference]: With dead ends: 278
[2020-10-16 11:08:31,838 INFO  L226             Difference]: Without dead ends: 218
[2020-10-16 11:08:31,838 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-16 11:08:31,839 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 218 states.
[2020-10-16 11:08:31,843 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218.
[2020-10-16 11:08:31,844 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 218 states.
[2020-10-16 11:08:31,844 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 496 transitions.
[2020-10-16 11:08:31,845 INFO  L78                 Accepts]: Start accepts. Automaton has 218 states and 496 transitions. Word has length 15
[2020-10-16 11:08:31,845 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:08:31,845 INFO  L481      AbstractCegarLoop]: Abstraction has 218 states and 496 transitions.
[2020-10-16 11:08:31,845 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 11:08:31,845 INFO  L276                IsEmpty]: Start isEmpty. Operand 218 states and 496 transitions.
[2020-10-16 11:08:31,846 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2020-10-16 11:08:31,846 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:08:31,846 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:08:31,847 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-16 11:08:31,847 INFO  L429      AbstractCegarLoop]: === Iteration 5 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:08:31,847 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:08:31,847 INFO  L82        PathProgramCache]: Analyzing trace with hash 811154371, now seen corresponding path program 1 times
[2020-10-16 11:08:31,848 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:08:31,848 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930136861]
[2020-10-16 11:08:31,848 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:08:31,880 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:08:31,935 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:08:31,936 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930136861]
[2020-10-16 11:08:31,937 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:08:31,937 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 11:08:31,937 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418893932]
[2020-10-16 11:08:31,938 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 11:08:31,938 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:08:31,938 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 11:08:31,939 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 11:08:31,939 INFO  L87              Difference]: Start difference. First operand 218 states and 496 transitions. Second operand 5 states.
[2020-10-16 11:08:31,977 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:08:31,977 INFO  L93              Difference]: Finished difference Result 296 states and 650 transitions.
[2020-10-16 11:08:31,977 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 11:08:31,978 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 18
[2020-10-16 11:08:31,978 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:08:31,979 INFO  L225             Difference]: With dead ends: 296
[2020-10-16 11:08:31,979 INFO  L226             Difference]: Without dead ends: 224
[2020-10-16 11:08:31,980 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2020-10-16 11:08:31,981 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 224 states.
[2020-10-16 11:08:32,014 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 218.
[2020-10-16 11:08:32,015 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 218 states.
[2020-10-16 11:08:32,016 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 479 transitions.
[2020-10-16 11:08:32,016 INFO  L78                 Accepts]: Start accepts. Automaton has 218 states and 479 transitions. Word has length 18
[2020-10-16 11:08:32,016 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:08:32,016 INFO  L481      AbstractCegarLoop]: Abstraction has 218 states and 479 transitions.
[2020-10-16 11:08:32,016 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 11:08:32,016 INFO  L276                IsEmpty]: Start isEmpty. Operand 218 states and 479 transitions.
[2020-10-16 11:08:32,017 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2020-10-16 11:08:32,017 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:08:32,017 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 11:08:32,017 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-10-16 11:08:32,018 INFO  L429      AbstractCegarLoop]: === Iteration 6 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:08:32,018 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:08:32,018 INFO  L82        PathProgramCache]: Analyzing trace with hash 1466993585, now seen corresponding path program 2 times
[2020-10-16 11:08:32,018 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:08:32,019 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350545285]
[2020-10-16 11:08:32,019 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:08:32,062 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:08:32,114 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:08:32,115 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350545285]
[2020-10-16 11:08:32,115 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:08:32,115 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-10-16 11:08:32,115 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371192170]
[2020-10-16 11:08:32,116 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-10-16 11:08:32,116 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:08:32,116 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-10-16 11:08:32,116 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-16 11:08:32,117 INFO  L87              Difference]: Start difference. First operand 218 states and 479 transitions. Second operand 6 states.
[2020-10-16 11:08:32,186 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:08:32,186 INFO  L93              Difference]: Finished difference Result 187 states and 416 transitions.
[2020-10-16 11:08:32,186 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-10-16 11:08:32,186 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 18
[2020-10-16 11:08:32,187 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:08:32,187 INFO  L225             Difference]: With dead ends: 187
[2020-10-16 11:08:32,188 INFO  L226             Difference]: Without dead ends: 93
[2020-10-16 11:08:32,188 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42
[2020-10-16 11:08:32,189 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 93 states.
[2020-10-16 11:08:32,191 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93.
[2020-10-16 11:08:32,191 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 93 states.
[2020-10-16 11:08:32,191 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 186 transitions.
[2020-10-16 11:08:32,192 INFO  L78                 Accepts]: Start accepts. Automaton has 93 states and 186 transitions. Word has length 18
[2020-10-16 11:08:32,192 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:08:32,192 INFO  L481      AbstractCegarLoop]: Abstraction has 93 states and 186 transitions.
[2020-10-16 11:08:32,192 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-10-16 11:08:32,192 INFO  L276                IsEmpty]: Start isEmpty. Operand 93 states and 186 transitions.
[2020-10-16 11:08:32,193 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2020-10-16 11:08:32,193 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:08:32,193 INFO  L422         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]
[2020-10-16 11:08:32,193 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-10-16 11:08:32,193 INFO  L429      AbstractCegarLoop]: === Iteration 7 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:08:32,194 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:08:32,194 INFO  L82        PathProgramCache]: Analyzing trace with hash -1559541508, now seen corresponding path program 1 times
[2020-10-16 11:08:32,194 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:08:32,194 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484882206]
[2020-10-16 11:08:32,194 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:08:32,228 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 11:08:32,396 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-10-16 11:08:32,397 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484882206]
[2020-10-16 11:08:32,397 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 11:08:32,397 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-10-16 11:08:32,397 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459062783]
[2020-10-16 11:08:32,398 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-10-16 11:08:32,398 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 11:08:32,398 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-10-16 11:08:32,399 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2020-10-16 11:08:32,399 INFO  L87              Difference]: Start difference. First operand 93 states and 186 transitions. Second operand 8 states.
[2020-10-16 11:08:32,615 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 11:08:32,616 INFO  L93              Difference]: Finished difference Result 108 states and 209 transitions.
[2020-10-16 11:08:32,616 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-10-16 11:08:32,616 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 22
[2020-10-16 11:08:32,616 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 11:08:32,617 INFO  L225             Difference]: With dead ends: 108
[2020-10-16 11:08:32,617 INFO  L226             Difference]: Without dead ends: 71
[2020-10-16 11:08:32,618 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156
[2020-10-16 11:08:32,618 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 71 states.
[2020-10-16 11:08:32,620 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71.
[2020-10-16 11:08:32,620 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 71 states.
[2020-10-16 11:08:32,620 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 134 transitions.
[2020-10-16 11:08:32,620 INFO  L78                 Accepts]: Start accepts. Automaton has 71 states and 134 transitions. Word has length 22
[2020-10-16 11:08:32,621 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 11:08:32,621 INFO  L481      AbstractCegarLoop]: Abstraction has 71 states and 134 transitions.
[2020-10-16 11:08:32,621 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-10-16 11:08:32,621 INFO  L276                IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions.
[2020-10-16 11:08:32,621 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2020-10-16 11:08:32,622 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 11:08:32,622 INFO  L422         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]
[2020-10-16 11:08:32,622 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-10-16 11:08:32,622 INFO  L429      AbstractCegarLoop]: === Iteration 8 === [P1Err0ASSERT_VIOLATIONERROR_FUNCTION, P1Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-10-16 11:08:32,622 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 11:08:32,623 INFO  L82        PathProgramCache]: Analyzing trace with hash -1885858180, now seen corresponding path program 2 times
[2020-10-16 11:08:32,623 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 11:08:32,623 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412728249]
[2020-10-16 11:08:32,623 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 11:08:32,667 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 11:08:32,667 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 11:08:32,719 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 11:08:32,719 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 11:08:32,789 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-10-16 11:08:32,790 INFO  L523         BasicCegarLoop]: Counterexample might be feasible
[2020-10-16 11:08:32,790 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2020-10-16 11:08:32,818 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,818 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,823 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,823 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,824 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,824 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,824 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,824 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,825 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,825 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,825 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,825 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,826 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,826 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,826 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,826 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,827 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,827 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,827 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,828 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,828 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,828 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,828 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,828 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,829 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,829 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,829 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,829 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,829 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,829 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,830 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,830 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,830 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,830 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,830 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,830 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,835 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,835 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,835 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,836 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,836 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,836 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,836 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,836 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,836 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,837 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,837 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,837 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,837 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,837 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,838 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,838 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,838 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,838 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,839 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,839 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,839 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,839 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,839 WARN  L219     RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented.
[2020-10-16 11:08:32,840 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 11:08:32,906 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 11:08:32 BasicIcfg
[2020-10-16 11:08:32,907 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 11:08:32,909 INFO  L168              Benchmark]: Toolchain (without parser) took 9513.71 ms. Allocated memory was 141.0 MB in the beginning and 324.0 MB in the end (delta: 183.0 MB). Free memory was 101.5 MB in the beginning and 159.7 MB in the end (delta: -58.2 MB). Peak memory consumption was 124.8 MB. Max. memory is 7.1 GB.
[2020-10-16 11:08:32,909 INFO  L168              Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 122.0 MB in the beginning and 121.5 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB.
[2020-10-16 11:08:32,910 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 808.80 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 101.5 MB in the beginning and 158.8 MB in the end (delta: -57.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB.
[2020-10-16 11:08:32,911 INFO  L168              Benchmark]: Boogie Procedure Inliner took 62.06 ms. Allocated memory is still 204.5 MB. Free memory was 158.8 MB in the beginning and 155.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
[2020-10-16 11:08:32,912 INFO  L168              Benchmark]: Boogie Preprocessor took 61.05 ms. Allocated memory is still 204.5 MB. Free memory was 155.9 MB in the beginning and 153.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
[2020-10-16 11:08:32,913 INFO  L168              Benchmark]: RCFGBuilder took 2069.17 ms. Allocated memory was 204.5 MB in the beginning and 245.9 MB in the end (delta: 41.4 MB). Free memory was 153.1 MB in the beginning and 190.9 MB in the end (delta: -37.8 MB). Peak memory consumption was 99.1 MB. Max. memory is 7.1 GB.
[2020-10-16 11:08:32,914 INFO  L168              Benchmark]: TraceAbstraction took 6506.44 ms. Allocated memory was 245.9 MB in the beginning and 324.0 MB in the end (delta: 78.1 MB). Free memory was 190.9 MB in the beginning and 159.7 MB in the end (delta: 31.1 MB). Peak memory consumption was 109.2 MB. Max. memory is 7.1 GB.
[2020-10-16 11:08:32,919 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 122.0 MB in the beginning and 121.5 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 808.80 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 101.5 MB in the beginning and 158.8 MB in the end (delta: -57.3 MB). Peak memory consumption was 23.7 MB. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 62.06 ms. Allocated memory is still 204.5 MB. Free memory was 158.8 MB in the beginning and 155.9 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 61.05 ms. Allocated memory is still 204.5 MB. Free memory was 155.9 MB in the beginning and 153.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 2069.17 ms. Allocated memory was 204.5 MB in the beginning and 245.9 MB in the end (delta: 41.4 MB). Free memory was 153.1 MB in the beginning and 190.9 MB in the end (delta: -37.8 MB). Peak memory consumption was 99.1 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 6506.44 ms. Allocated memory was 245.9 MB in the beginning and 324.0 MB in the end (delta: 78.1 MB). Free memory was 190.9 MB in the beginning and 159.7 MB in the end (delta: 31.1 MB). Peak memory consumption was 109.2 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    1129 VarBasedMoverChecksPositive, 56 VarBasedMoverChecksNegative, 19 SemBasedMoverChecksPositive, 37 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.3s, 180 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 3.8s, 103 PlacesBefore, 37 PlacesAfterwards, 95 TransitionsBefore, 28 TransitionsAfterwards, 1624 CoEnabledTransitionPairs, 6 FixpointIterations, 34 TrivialSequentialCompositions, 35 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 7 ConcurrentYvCompositions, 1 ChoiceCompositions, 77 TotalNumberOfCompositions, 4268 MoverChecksTotal
  - CounterExampleResult [Line: 8]: a call of __VERIFIER_error() is reachable
    a call of __VERIFIER_error() is reachable
We found a FailurePath: 
[L699]               0  int __unbuffered_cnt = 0;
[L701]               0  int __unbuffered_p0_EAX = 0;
[L703]               0  int __unbuffered_p1_EAX = 0;
[L705]               0  int __unbuffered_p2_EAX = 0;
[L707]               0  int __unbuffered_p2_EBX = 0;
[L708]               0  _Bool main$tmp_guard0;
[L709]               0  _Bool main$tmp_guard1;
[L711]               0  int x = 0;
[L712]               0  _Bool x$flush_delayed;
[L713]               0  int x$mem_tmp;
[L714]               0  _Bool x$r_buff0_thd0;
[L715]               0  _Bool x$r_buff0_thd1;
[L716]               0  _Bool x$r_buff0_thd2;
[L717]               0  _Bool x$r_buff0_thd3;
[L718]               0  _Bool x$r_buff1_thd0;
[L719]               0  _Bool x$r_buff1_thd1;
[L720]               0  _Bool x$r_buff1_thd2;
[L721]               0  _Bool x$r_buff1_thd3;
[L722]               0  _Bool x$read_delayed;
[L723]               0  int *x$read_delayed_var;
[L724]               0  int x$w_buff0;
[L725]               0  _Bool x$w_buff0_used;
[L726]               0  int x$w_buff1;
[L727]               0  _Bool x$w_buff1_used;
[L729]               0  int y = 0;
[L731]               0  int z = 0;
[L732]               0  _Bool weak$$choice0;
[L733]               0  _Bool weak$$choice2;
[L825]               0  pthread_t t424;
[L826]  FCALL, FORK  0  pthread_create(&t424, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L827]               0  pthread_t t425;
[L828]  FCALL, FORK  0  pthread_create(&t425, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=0, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=0, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L765]               2  x$w_buff1 = x$w_buff0
[L766]               2  x$w_buff0 = 1
[L767]               2  x$w_buff1_used = x$w_buff0_used
[L768]               2  x$w_buff0_used = (_Bool)1
[L8]    COND TRUE    2  !expression
[L8]                 2  __VERIFIER_error()
[L770]               2  x$r_buff1_thd0 = x$r_buff0_thd0
[L771]               2  x$r_buff1_thd1 = x$r_buff0_thd1
[L772]               2  x$r_buff1_thd2 = x$r_buff0_thd2
[L773]               2  x$r_buff1_thd3 = x$r_buff0_thd3
[L774]               2  x$r_buff0_thd2 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L777]               2  __unbuffered_p1_EAX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L829]               0  pthread_t t426;
[L830]  FCALL, FORK  0  pthread_create(&t426, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=0, z=0]
[L794]               3  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_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, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0]
[L797]               3  __unbuffered_p2_EAX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0]
[L800]               3  __unbuffered_p2_EBX = z
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=0]
[L737]               1  z = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p1_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=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1]
[L803]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L803]               3  x = x$w_buff0_used && x$r_buff0_thd3 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd3 ? x$w_buff1 : x)
[L804]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L804]               3  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$w_buff0_used
[L805]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L805]               3  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$w_buff1_used
[L806]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L806]               3  x$r_buff0_thd3 = x$w_buff0_used && x$r_buff0_thd3 ? (_Bool)0 : x$r_buff0_thd3
[L807]  EXPR         3  x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
[L807]               3  x$r_buff1_thd3 = x$w_buff0_used && x$r_buff0_thd3 || x$w_buff1_used && x$r_buff1_thd3 ? (_Bool)0 : x$r_buff1_thd3
[L810]               3  __unbuffered_cnt = __unbuffered_cnt + 1
[L812]               3  return 0;
[L740]               1  weak$$choice0 = __VERIFIER_nondet_bool()
[L741]               1  weak$$choice2 = __VERIFIER_nondet_bool()
[L742]               1  x$flush_delayed = weak$$choice2
[L743]               1  x$mem_tmp = x
[L744]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)
[L744]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1
[L744]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)
[L744]               1  x = !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff1)
[L745]  EXPR         1  weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))
[L745]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0)
[L745]  EXPR         1  weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))
[L745]               1  x$w_buff0 = weak$$choice2 ? x$w_buff0 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff0 : x$w_buff0))
[L746]  EXPR         1  weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1))
[L746]               1  x$w_buff1 = weak$$choice2 ? x$w_buff1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1 : (x$w_buff0_used && x$r_buff0_thd1 ? x$w_buff1 : x$w_buff1))
[L747]  EXPR         1  weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))
[L747]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)
[L747]  EXPR         1  x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used
[L747]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used)
[L747]  EXPR         1  weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))
[L747]               1  x$w_buff0_used = weak$$choice2 ? x$w_buff0_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff0_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$w_buff0_used))
[L748]  EXPR         1  weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L748]               1  x$w_buff1_used = weak$$choice2 ? x$w_buff1_used : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$w_buff1_used : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L749]  EXPR         1  weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))
[L749]  EXPR         1  !x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1)
[L749]  EXPR         1  weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))
[L749]               1  x$r_buff0_thd1 = weak$$choice2 ? x$r_buff0_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff0_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : x$r_buff0_thd1))
[L750]  EXPR         1  weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L750]               1  x$r_buff1_thd1 = weak$$choice2 ? x$r_buff1_thd1 : (!x$w_buff0_used || !x$r_buff0_thd1 && !x$w_buff1_used || !x$r_buff0_thd1 && !x$r_buff1_thd1 ? x$r_buff1_thd1 : (x$w_buff0_used && x$r_buff0_thd1 ? (_Bool)0 : (_Bool)0))
[L751]               1  __unbuffered_p0_EAX = x
[L752]  EXPR         1  x$flush_delayed ? x$mem_tmp : x
[L752]               1  x = x$flush_delayed ? x$mem_tmp : x
[L753]               1  x$flush_delayed = (_Bool)0
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p1_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$$choice0=7, weak$$choice2=0, x=0, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=1, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1]
[L758]               1  __unbuffered_cnt = __unbuffered_cnt + 1
[L760]               1  return 0;
[L780]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L780]  EXPR         2  x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x
[L780]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L780]               2  x = x$w_buff0_used && x$r_buff0_thd2 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd2 ? x$w_buff1 : x)
[L781]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L781]               2  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$w_buff0_used
[L782]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L782]               2  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$w_buff1_used
[L783]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L783]               2  x$r_buff0_thd2 = x$w_buff0_used && x$r_buff0_thd2 ? (_Bool)0 : x$r_buff0_thd2
[L784]  EXPR         2  x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L784]               2  x$r_buff1_thd2 = x$w_buff0_used && x$r_buff0_thd2 || x$w_buff1_used && x$r_buff1_thd2 ? (_Bool)0 : x$r_buff1_thd2
[L787]               2  __unbuffered_cnt = __unbuffered_cnt + 1
[L789]               2  return 0;
[L832]               0  main$tmp_guard0 = __unbuffered_cnt == 3
[L4]    COND FALSE   0  !(!cond)
[L836]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L836]               0  x = x$w_buff0_used && x$r_buff0_thd0 ? x$w_buff0 : (x$w_buff1_used && x$r_buff1_thd0 ? x$w_buff1 : x)
[L837]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L837]               0  x$w_buff0_used = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$w_buff0_used
[L838]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L838]               0  x$w_buff1_used = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$w_buff1_used
[L839]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L839]               0  x$r_buff0_thd0 = x$w_buff0_used && x$r_buff0_thd0 ? (_Bool)0 : x$r_buff0_thd0
[L840]  EXPR         0  x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L840]               0  x$r_buff1_thd0 = x$w_buff0_used && x$r_buff0_thd0 || x$w_buff1_used && x$r_buff1_thd0 ? (_Bool)0 : x$r_buff1_thd0
[L843]               0  main$tmp_guard1 = !(__unbuffered_p0_EAX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
[L8]    COND TRUE    0  !expression
[L8]                 0  __VERIFIER_error()
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=7, weak$$choice2=0, x=1, x$flush_delayed=0, x$mem_tmp=0, x$r_buff0_thd0=0, x$r_buff0_thd1=0, x$r_buff0_thd2=1, x$r_buff0_thd3=0, x$r_buff1_thd0=0, x$r_buff1_thd1=0, x$r_buff1_thd2=0, x$r_buff1_thd3=0, x$read_delayed=0, x$read_delayed_var={0:0}, x$w_buff0=1, x$w_buff0_used=0, x$w_buff1=0, x$w_buff1_used=0, y=1, z=1]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 94 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.2s, OverallIterations: 8, TraceHistogramMax: 1, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.9s, HoareTripleCheckerStatistics: 216 SDtfs, 229 SDslu, 447 SDs, 0 SdLazy, 162 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=922occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 122 NumberOfCodeBlocks, 122 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 93 ConstructedInterpolants, 0 QuantifiedInterpolants, 9578 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
Received shutdown request...