/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i
--------------------------------------------------------------------------------
This is Ultimate 0.2.1-9bbddad6b14272d9691b7fb6f1c011d15ab18596-9bbddad
[2021-06-13 07:33:42,185 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-06-13 07:33:42,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-06-13 07:33:42,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-06-13 07:33:42,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-06-13 07:33:42,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-06-13 07:33:42,216 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-06-13 07:33:42,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-06-13 07:33:42,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-06-13 07:33:42,234 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-06-13 07:33:42,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-06-13 07:33:42,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-06-13 07:33:42,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-06-13 07:33:42,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-06-13 07:33:42,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-06-13 07:33:42,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-06-13 07:33:42,244 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-06-13 07:33:42,246 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-06-13 07:33:42,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-06-13 07:33:42,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-06-13 07:33:42,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-06-13 07:33:42,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-06-13 07:33:42,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-06-13 07:33:42,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-06-13 07:33:42,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-06-13 07:33:42,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-06-13 07:33:42,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-06-13 07:33:42,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-06-13 07:33:42,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-06-13 07:33:42,258 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-06-13 07:33:42,258 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-06-13 07:33:42,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-06-13 07:33:42,259 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-06-13 07:33:42,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-06-13 07:33:42,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-06-13 07:33:42,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-06-13 07:33:42,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-06-13 07:33:42,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-06-13 07:33:42,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-06-13 07:33:42,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-06-13 07:33:42,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-06-13 07:33:42,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf
[2021-06-13 07:33:42,298 INFO L113 SettingsManager]: Loading preferences was successful
[2021-06-13 07:33:42,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-06-13 07:33:42,301 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-06-13 07:33:42,301 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-06-13 07:33:42,301 INFO L138 SettingsManager]: * Use SBE=true
[2021-06-13 07:33:42,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-06-13 07:33:42,301 INFO L138 SettingsManager]: * sizeof long=4
[2021-06-13 07:33:42,301 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-06-13 07:33:42,302 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-06-13 07:33:42,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-06-13 07:33:42,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-06-13 07:33:42,303 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-06-13 07:33:42,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-06-13 07:33:42,303 INFO L138 SettingsManager]: * sizeof long double=12
[2021-06-13 07:33:42,303 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-06-13 07:33:42,303 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-06-13 07:33:42,303 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-06-13 07:33:42,303 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-06-13 07:33:42,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-06-13 07:33:42,304 INFO L138 SettingsManager]: * To the following directory=./dump/
[2021-06-13 07:33:42,304 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-06-13 07:33:42,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-13 07:33:42,304 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-06-13 07:33:42,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-06-13 07:33:42,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-06-13 07:33:42,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-06-13 07:33:42,305 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-06-13 07:33:42,305 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF
[2021-06-13 07:33:42,305 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2021-06-13 07:33:42,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-06-13 07:33:42,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-06-13 07:33:42,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-06-13 07:33:42,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-06-13 07:33:42,563 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-06-13 07:33:42,564 INFO L275 PluginConnector]: CDTParser initialized
[2021-06-13 07:33:42,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i
[2021-06-13 07:33:42,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf43bb908/b37f13d2e358412b9c85e55a3fa916bd/FLAGff4d3bc87
[2021-06-13 07:33:43,052 INFO L306 CDTParser]: Found 1 translation units.
[2021-06-13 07:33:43,052 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i
[2021-06-13 07:33:43,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf43bb908/b37f13d2e358412b9c85e55a3fa916bd/FLAGff4d3bc87
[2021-06-13 07:33:43,354 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf43bb908/b37f13d2e358412b9c85e55a3fa916bd
[2021-06-13 07:33:43,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-06-13 07:33:43,357 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2021-06-13 07:33:43,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-06-13 07:33:43,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-06-13 07:33:43,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-06-13 07:33:43,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,365 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21d8a58a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43, skipping insertion in model container
[2021-06-13 07:33:43,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-06-13 07:33:43,407 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-06-13 07:33:43,505 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i[952,965]
[2021-06-13 07:33:43,662 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-06-13 07:33:43,670 INFO L203 MainTranslator]: Completed pre-run
[2021-06-13 07:33:43,677 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i[952,965]
[2021-06-13 07:33:43,717 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-06-13 07:33:43,760 INFO L208 MainTranslator]: Completed translation
[2021-06-13 07:33:43,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43 WrapperNode
[2021-06-13 07:33:43,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-06-13 07:33:43,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-06-13 07:33:43,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-06-13 07:33:43,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-06-13 07:33:43,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,799 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-06-13 07:33:43,799 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-06-13 07:33:43,799 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-06-13 07:33:43,799 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-06-13 07:33:43,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,825 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,826 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
[2021-06-13 07:33:43,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-06-13 07:33:43,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-06-13 07:33:43,846 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-06-13 07:33:43,846 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-06-13 07:33:43,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-13 07:33:43,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2021-06-13 07:33:43,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-06-13 07:33:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-06-13 07:33:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-06-13 07:33:43,918 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2021-06-13 07:33:43,919 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2021-06-13 07:33:43,919 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2021-06-13 07:33:43,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2021-06-13 07:33:43,920 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2021-06-13 07:33:43,920 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2021-06-13 07:33:43,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-06-13 07:33:43,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-06-13 07:33:43,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-06-13 07:33:43,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-06-13 07:33:43,922 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-06-13 07:33:45,238 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-06-13 07:33:45,238 INFO L299 CfgBuilder]: Removed 10 assume(true) statements.
[2021-06-13 07:33:45,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:33:45 BoogieIcfgContainer
[2021-06-13 07:33:45,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-06-13 07:33:45,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-06-13 07:33:45,241 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-06-13 07:33:45,242 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-06-13 07:33:45,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.06 07:33:43" (1/3) ...
[2021-06-13 07:33:45,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a94eb8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:33:45, skipping insertion in model container
[2021-06-13 07:33:45,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.06 07:33:43" (2/3) ...
[2021-06-13 07:33:45,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a94eb8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.06 07:33:45, skipping insertion in model container
[2021-06-13 07:33:45,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.06 07:33:45" (3/3) ...
[2021-06-13 07:33:45,244 INFO L111 eAbstractionObserver]: Analyzing ICFG safe026_power.oepc.i
[2021-06-13 07:33:45,248 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-06-13 07:33:45,249 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-06-13 07:33:45,249 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-06-13 07:33:45,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,272 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,272 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,272 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,272 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,273 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,274 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,275 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,275 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,276 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,277 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,278 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,279 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,280 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,281 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,282 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,283 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,284 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,285 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,286 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,287 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,288 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,289 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,289 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,289 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,290 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,291 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,292 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,293 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,294 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,295 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,295 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,295 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,295 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,295 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,295 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,295 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,295 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-13 07:33:45,296 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-06-13 07:33:45,309 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-06-13 07:33:45,321 INFO L378 AbstractCegarLoop]: Interprodecural is true
[2021-06-13 07:33:45,322 INFO L379 AbstractCegarLoop]: Hoare is false
[2021-06-13 07:33:45,322 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-13 07:33:45,322 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-13 07:33:45,322 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-13 07:33:45,322 INFO L383 AbstractCegarLoop]: Difference is false
[2021-06-13 07:33:45,322 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-13 07:33:45,322 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P0========
[2021-06-13 07:33:45,330 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 105 transitions, 225 flow
[2021-06-13 07:33:45,355 INFO L129 PetriNetUnfolder]: 2/102 cut-off events.
[2021-06-13 07:33:45,356 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-13 07:33:45,358 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 102 events. 2/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place.
[2021-06-13 07:33:45,359 INFO L82 GeneralOperation]: Start removeDead. Operand has 113 places, 105 transitions, 225 flow
[2021-06-13 07:33:45,360 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow
[2021-06-13 07:33:45,361 INFO L129 PetriNetUnfolder]: 0/0 cut-off events.
[2021-06-13 07:33:45,361 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-13 07:33:45,361 INFO L301 ceAbstractionStarter]: Result for error location P0 was SAFE (1/3)
[2021-06-13 07:33:45,362 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2021-06-13 07:33:45,364 INFO L378 AbstractCegarLoop]: Interprodecural is true
[2021-06-13 07:33:45,364 INFO L379 AbstractCegarLoop]: Hoare is false
[2021-06-13 07:33:45,364 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-13 07:33:45,364 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-13 07:33:45,364 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-13 07:33:45,364 INFO L383 AbstractCegarLoop]: Difference is false
[2021-06-13 07:33:45,364 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-13 07:33:45,364 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start========
[2021-06-13 07:33:45,366 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 105 transitions, 225 flow
[2021-06-13 07:33:45,384 INFO L129 PetriNetUnfolder]: 2/102 cut-off events.
[2021-06-13 07:33:45,385 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-13 07:33:45,385 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 102 events. 2/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place.
[2021-06-13 07:33:45,385 INFO L82 GeneralOperation]: Start removeDead. Operand has 113 places, 105 transitions, 225 flow
[2021-06-13 07:33:45,387 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 99 places, 90 transitions, 189 flow
[2021-06-13 07:33:45,404 INFO L129 PetriNetUnfolder]: 1/89 cut-off events.
[2021-06-13 07:33:45,404 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-13 07:33:45,404 INFO L247 CegarLoopForPetriNet]: Found error trace
[2021-06-13 07:33:45,405 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-13 07:33:45,405 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-13 07:33:45,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-13 07:33:45,412 INFO L82 PathProgramCache]: Analyzing trace with hash 1350839765, now seen corresponding path program 1 times
[2021-06-13 07:33:45,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-13 07:33:45,418 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433455428]
[2021-06-13 07:33:45,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-13 07:33:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-13 07:33:45,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:45,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:45,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:45,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:45,704 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size
[2021-06-13 07:33:45,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-06-13 07:33:45,712 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-13 07:33:45,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-13 07:33:45,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:45,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:45,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:45,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:45,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:45,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-13 07:33:45,755 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-13 07:33:45,756 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433455428]
[2021-06-13 07:33:45,756 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433455428] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-13 07:33:45,756 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-13 07:33:45,756 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-13 07:33:45,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32971835]
[2021-06-13 07:33:45,762 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-13 07:33:45,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-13 07:33:45,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-13 07:33:45,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-13 07:33:45,774 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 105
[2021-06-13 07:33:45,779 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 99 places, 90 transitions, 189 flow. Second operand has 7 states, 7 states have (on average 89.28571428571429) internal successors, (625), 7 states have internal predecessors, (625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:45,779 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-13 07:33:45,779 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 105
[2021-06-13 07:33:45,780 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-13 07:33:46,102 INFO L129 PetriNetUnfolder]: 173/543 cut-off events.
[2021-06-13 07:33:46,103 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-13 07:33:46,107 INFO L84 FinitePrefix]: Finished finitePrefix Result has 870 conditions, 543 events. 173/543 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 53. Compared 2903 event pairs, 21 based on Foata normal form. 21/545 useless extension candidates. Maximal degree in co-relation 820. Up to 117 conditions per place.
[2021-06-13 07:33:46,110 INFO L132 encePairwiseOnDemand]: 95/105 looper letters, 16 selfloop transitions, 5 changer transitions 35/132 dead transitions.
[2021-06-13 07:33:46,110 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 111 places, 132 transitions, 385 flow
[2021-06-13 07:33:46,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2021-06-13 07:33:46,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states.
[2021-06-13 07:33:46,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1206 transitions.
[2021-06-13 07:33:46,122 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8835164835164835
[2021-06-13 07:33:46,122 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1206 transitions.
[2021-06-13 07:33:46,122 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1206 transitions.
[2021-06-13 07:33:46,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-13 07:33:46,126 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1206 transitions.
[2021-06-13 07:33:46,130 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 92.76923076923077) internal successors, (1206), 13 states have internal predecessors, (1206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,137 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 105.0) internal successors, (1470), 14 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,138 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 105.0) internal successors, (1470), 14 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,139 INFO L185 Difference]: Start difference. First operand has 99 places, 90 transitions, 189 flow. Second operand 13 states and 1206 transitions.
[2021-06-13 07:33:46,140 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 111 places, 132 transitions, 385 flow
[2021-06-13 07:33:46,142 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 108 places, 132 transitions, 382 flow, removed 0 selfloop flow, removed 3 redundant places.
[2021-06-13 07:33:46,144 INFO L241 Difference]: Finished difference. Result has 120 places, 92 transitions, 256 flow
[2021-06-13 07:33:46,145 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=105, PETRI_DIFFERENCE_MINUEND_FLOW=184, PETRI_DIFFERENCE_MINUEND_PLACES=96, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=89, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=84, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=256, PETRI_PLACES=120, PETRI_TRANSITIONS=92}
[2021-06-13 07:33:46,146 INFO L335 CegarLoopForPetriNet]: 99 programPoint places, 21 predicate places.
[2021-06-13 07:33:46,146 INFO L482 AbstractCegarLoop]: Abstraction has has 120 places, 92 transitions, 256 flow
[2021-06-13 07:33:46,146 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 89.28571428571429) internal successors, (625), 7 states have internal predecessors, (625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,146 INFO L247 CegarLoopForPetriNet]: Found error trace
[2021-06-13 07:33:46,147 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-13 07:33:46,147 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-06-13 07:33:46,147 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-13 07:33:46,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-13 07:33:46,147 INFO L82 PathProgramCache]: Analyzing trace with hash -773725034, now seen corresponding path program 1 times
[2021-06-13 07:33:46,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-13 07:33:46,148 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855114880]
[2021-06-13 07:33:46,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-13 07:33:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-13 07:33:46,202 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:46,203 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,203 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:46,206 INFO L142 QuantifierPusher]: treesize reduction 3, result has 81.3 percent of original size
[2021-06-13 07:33:46,206 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13
[2021-06-13 07:33:46,213 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-13 07:33:46,214 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-13 07:33:46,227 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,228 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:46,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,236 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:46,243 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,243 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:46,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-13 07:33:46,244 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-13 07:33:46,244 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855114880]
[2021-06-13 07:33:46,244 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855114880] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-13 07:33:46,244 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-13 07:33:46,244 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-13 07:33:46,244 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717444305]
[2021-06-13 07:33:46,245 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-13 07:33:46,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-13 07:33:46,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-13 07:33:46,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-13 07:33:46,247 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 105
[2021-06-13 07:33:46,247 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 120 places, 92 transitions, 256 flow. Second operand has 7 states, 7 states have (on average 89.42857142857143) internal successors, (626), 7 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,247 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-13 07:33:46,247 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 105
[2021-06-13 07:33:46,248 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-13 07:33:46,470 INFO L129 PetriNetUnfolder]: 94/403 cut-off events.
[2021-06-13 07:33:46,471 INFO L130 PetriNetUnfolder]: For 773/933 co-relation queries the response was YES.
[2021-06-13 07:33:46,472 INFO L84 FinitePrefix]: Finished finitePrefix Result has 1141 conditions, 403 events. 94/403 cut-off events. For 773/933 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 2021 event pairs, 15 based on Foata normal form. 12/405 useless extension candidates. Maximal degree in co-relation 1080. Up to 93 conditions per place.
[2021-06-13 07:33:46,474 INFO L132 encePairwiseOnDemand]: 94/105 looper letters, 15 selfloop transitions, 12 changer transitions 34/137 dead transitions.
[2021-06-13 07:33:46,478 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 123 places, 137 transitions, 714 flow
[2021-06-13 07:33:46,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2021-06-13 07:33:46,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states.
[2021-06-13 07:33:46,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1205 transitions.
[2021-06-13 07:33:46,481 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8827838827838828
[2021-06-13 07:33:46,481 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1205 transitions.
[2021-06-13 07:33:46,481 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1205 transitions.
[2021-06-13 07:33:46,482 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-13 07:33:46,482 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1205 transitions.
[2021-06-13 07:33:46,484 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 92.6923076923077) internal successors, (1205), 13 states have internal predecessors, (1205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,486 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 105.0) internal successors, (1470), 14 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,486 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 105.0) internal successors, (1470), 14 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,486 INFO L185 Difference]: Start difference. First operand has 120 places, 92 transitions, 256 flow. Second operand 13 states and 1205 transitions.
[2021-06-13 07:33:46,486 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 123 places, 137 transitions, 714 flow
[2021-06-13 07:33:46,492 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 119 places, 137 transitions, 662 flow, removed 24 selfloop flow, removed 4 redundant places.
[2021-06-13 07:33:46,495 INFO L241 Difference]: Finished difference. Result has 130 places, 97 transitions, 345 flow
[2021-06-13 07:33:46,495 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=105, PETRI_DIFFERENCE_MINUEND_FLOW=242, PETRI_DIFFERENCE_MINUEND_PLACES=107, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=92, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=8, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=83, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=345, PETRI_PLACES=130, PETRI_TRANSITIONS=97}
[2021-06-13 07:33:46,495 INFO L335 CegarLoopForPetriNet]: 99 programPoint places, 31 predicate places.
[2021-06-13 07:33:46,495 INFO L482 AbstractCegarLoop]: Abstraction has has 130 places, 97 transitions, 345 flow
[2021-06-13 07:33:46,496 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 89.42857142857143) internal successors, (626), 7 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,496 INFO L247 CegarLoopForPetriNet]: Found error trace
[2021-06-13 07:33:46,496 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-13 07:33:46,497 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-06-13 07:33:46,497 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-13 07:33:46,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-13 07:33:46,497 INFO L82 PathProgramCache]: Analyzing trace with hash -634726923, now seen corresponding path program 1 times
[2021-06-13 07:33:46,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-13 07:33:46,497 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212421207]
[2021-06-13 07:33:46,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-13 07:33:46,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-13 07:33:46,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:46,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:46,599 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-13 07:33:46,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-13 07:33:46,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-13 07:33:46,620 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-13 07:33:46,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:46,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:46,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-13 07:33:46,629 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-13 07:33:46,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212421207]
[2021-06-13 07:33:46,629 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212421207] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-13 07:33:46,629 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-13 07:33:46,629 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2021-06-13 07:33:46,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429223850]
[2021-06-13 07:33:46,629 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states
[2021-06-13 07:33:46,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-13 07:33:46,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-06-13 07:33:46,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2021-06-13 07:33:46,632 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 105
[2021-06-13 07:33:46,633 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 130 places, 97 transitions, 345 flow. Second operand has 6 states, 6 states have (on average 92.16666666666667) internal successors, (553), 6 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,633 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-13 07:33:46,633 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 105
[2021-06-13 07:33:46,633 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-13 07:33:46,833 INFO L129 PetriNetUnfolder]: 387/1031 cut-off events.
[2021-06-13 07:33:46,833 INFO L130 PetriNetUnfolder]: For 789/812 co-relation queries the response was YES.
[2021-06-13 07:33:46,838 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2251 conditions, 1031 events. 387/1031 cut-off events. For 789/812 co-relation queries the response was YES. Maximal size of possible extension queue 156. Compared 7815 event pairs, 25 based on Foata normal form. 0/927 useless extension candidates. Maximal degree in co-relation 2180. Up to 261 conditions per place.
[2021-06-13 07:33:46,842 INFO L132 encePairwiseOnDemand]: 95/105 looper letters, 24 selfloop transitions, 17 changer transitions 0/127 dead transitions.
[2021-06-13 07:33:46,843 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 130 places, 127 transitions, 487 flow
[2021-06-13 07:33:46,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2021-06-13 07:33:46,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states.
[2021-06-13 07:33:46,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 953 transitions.
[2021-06-13 07:33:46,845 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9076190476190477
[2021-06-13 07:33:46,845 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 953 transitions.
[2021-06-13 07:33:46,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 953 transitions.
[2021-06-13 07:33:46,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-13 07:33:46,846 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 953 transitions.
[2021-06-13 07:33:46,847 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 95.3) internal successors, (953), 10 states have internal predecessors, (953), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,848 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 105.0) internal successors, (1155), 11 states have internal predecessors, (1155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,849 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 105.0) internal successors, (1155), 11 states have internal predecessors, (1155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,849 INFO L185 Difference]: Start difference. First operand has 130 places, 97 transitions, 345 flow. Second operand 10 states and 953 transitions.
[2021-06-13 07:33:46,849 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 130 places, 127 transitions, 487 flow
[2021-06-13 07:33:46,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 118 places, 127 transitions, 457 flow, removed 15 selfloop flow, removed 12 redundant places.
[2021-06-13 07:33:46,855 INFO L241 Difference]: Finished difference. Result has 124 places, 112 transitions, 435 flow
[2021-06-13 07:33:46,855 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=105, PETRI_DIFFERENCE_MINUEND_FLOW=315, PETRI_DIFFERENCE_MINUEND_PLACES=109, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=97, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=88, PETRI_DIFFERENCE_SUBTRAHEND_STATES=10, PETRI_FLOW=435, PETRI_PLACES=124, PETRI_TRANSITIONS=112}
[2021-06-13 07:33:46,855 INFO L335 CegarLoopForPetriNet]: 99 programPoint places, 25 predicate places.
[2021-06-13 07:33:46,855 INFO L482 AbstractCegarLoop]: Abstraction has has 124 places, 112 transitions, 435 flow
[2021-06-13 07:33:46,856 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 92.16666666666667) internal successors, (553), 6 states have internal predecessors, (553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,856 INFO L247 CegarLoopForPetriNet]: Found error trace
[2021-06-13 07:33:46,856 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-13 07:33:46,856 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-06-13 07:33:46,856 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-13 07:33:46,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-13 07:33:46,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1213693962, now seen corresponding path program 1 times
[2021-06-13 07:33:46,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-13 07:33:46,857 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426282223]
[2021-06-13 07:33:46,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-13 07:33:46,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-13 07:33:46,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,932 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:46,932 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:46,935 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,935 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:46,938 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-13 07:33:46,939 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-13 07:33:46,949 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,950 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-13 07:33:46,956 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-13 07:33:46,956 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:46,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:46,963 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:46,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-13 07:33:46,964 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-13 07:33:46,964 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426282223]
[2021-06-13 07:33:46,964 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426282223] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-13 07:33:46,964 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-13 07:33:46,964 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-13 07:33:46,964 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864877571]
[2021-06-13 07:33:46,964 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-13 07:33:46,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-13 07:33:46,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-13 07:33:46,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42
[2021-06-13 07:33:46,965 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 105
[2021-06-13 07:33:46,966 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 124 places, 112 transitions, 435 flow. Second operand has 7 states, 7 states have (on average 92.14285714285714) internal successors, (645), 7 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:46,966 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-13 07:33:46,966 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 105
[2021-06-13 07:33:46,966 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-13 07:33:47,211 INFO L129 PetriNetUnfolder]: 351/971 cut-off events.
[2021-06-13 07:33:47,211 INFO L130 PetriNetUnfolder]: For 2215/2576 co-relation queries the response was YES.
[2021-06-13 07:33:47,216 INFO L84 FinitePrefix]: Finished finitePrefix Result has 3289 conditions, 971 events. 351/971 cut-off events. For 2215/2576 co-relation queries the response was YES. Maximal size of possible extension queue 158. Compared 7511 event pairs, 5 based on Foata normal form. 111/1008 useless extension candidates. Maximal degree in co-relation 3221. Up to 361 conditions per place.
[2021-06-13 07:33:47,219 INFO L132 encePairwiseOnDemand]: 95/105 looper letters, 20 selfloop transitions, 32 changer transitions 9/147 dead transitions.
[2021-06-13 07:33:47,219 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 136 places, 147 transitions, 781 flow
[2021-06-13 07:33:47,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2021-06-13 07:33:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states.
[2021-06-13 07:33:47,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1240 transitions.
[2021-06-13 07:33:47,223 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9084249084249084
[2021-06-13 07:33:47,223 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1240 transitions.
[2021-06-13 07:33:47,223 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1240 transitions.
[2021-06-13 07:33:47,224 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-13 07:33:47,224 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1240 transitions.
[2021-06-13 07:33:47,226 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 95.38461538461539) internal successors, (1240), 13 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,227 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 105.0) internal successors, (1470), 14 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,228 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 105.0) internal successors, (1470), 14 states have internal predecessors, (1470), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,228 INFO L185 Difference]: Start difference. First operand has 124 places, 112 transitions, 435 flow. Second operand 13 states and 1240 transitions.
[2021-06-13 07:33:47,228 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 136 places, 147 transitions, 781 flow
[2021-06-13 07:33:47,232 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 134 places, 147 transitions, 773 flow, removed 1 selfloop flow, removed 2 redundant places.
[2021-06-13 07:33:47,233 INFO L241 Difference]: Finished difference. Result has 138 places, 132 transitions, 670 flow
[2021-06-13 07:33:47,233 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=105, PETRI_DIFFERENCE_MINUEND_FLOW=427, PETRI_DIFFERENCE_MINUEND_PLACES=122, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=112, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=20, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=90, PETRI_DIFFERENCE_SUBTRAHEND_STATES=13, PETRI_FLOW=670, PETRI_PLACES=138, PETRI_TRANSITIONS=132}
[2021-06-13 07:33:47,234 INFO L335 CegarLoopForPetriNet]: 99 programPoint places, 39 predicate places.
[2021-06-13 07:33:47,234 INFO L482 AbstractCegarLoop]: Abstraction has has 138 places, 132 transitions, 670 flow
[2021-06-13 07:33:47,234 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 92.14285714285714) internal successors, (645), 7 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,234 INFO L247 CegarLoopForPetriNet]: Found error trace
[2021-06-13 07:33:47,234 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-13 07:33:47,234 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-06-13 07:33:47,234 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-13 07:33:47,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-13 07:33:47,235 INFO L82 PathProgramCache]: Analyzing trace with hash 185010009, now seen corresponding path program 1 times
[2021-06-13 07:33:47,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-13 07:33:47,235 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536487480]
[2021-06-13 07:33:47,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-13 07:33:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-13 07:33:47,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:47,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:47,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:47,318 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size
[2021-06-13 07:33:47,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19
[2021-06-13 07:33:47,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:47,339 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,339 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:47,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:47,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-13 07:33:47,348 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-13 07:33:47,348 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536487480]
[2021-06-13 07:33:47,348 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536487480] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-13 07:33:47,348 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-13 07:33:47,348 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7
[2021-06-13 07:33:47,348 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072329840]
[2021-06-13 07:33:47,349 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states
[2021-06-13 07:33:47,349 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-13 07:33:47,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2021-06-13 07:33:47,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2021-06-13 07:33:47,350 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 90 out of 105
[2021-06-13 07:33:47,350 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 132 transitions, 670 flow. Second operand has 7 states, 7 states have (on average 91.42857142857143) internal successors, (640), 7 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,350 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-13 07:33:47,350 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 90 of 105
[2021-06-13 07:33:47,351 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-13 07:33:47,527 INFO L129 PetriNetUnfolder]: 340/1356 cut-off events.
[2021-06-13 07:33:47,527 INFO L130 PetriNetUnfolder]: For 3686/3833 co-relation queries the response was YES.
[2021-06-13 07:33:47,533 INFO L84 FinitePrefix]: Finished finitePrefix Result has 4442 conditions, 1356 events. 340/1356 cut-off events. For 3686/3833 co-relation queries the response was YES. Maximal size of possible extension queue 195. Compared 12540 event pairs, 9 based on Foata normal form. 12/1303 useless extension candidates. Maximal degree in co-relation 4368. Up to 381 conditions per place.
[2021-06-13 07:33:47,536 INFO L132 encePairwiseOnDemand]: 96/105 looper letters, 10 selfloop transitions, 6 changer transitions 15/145 dead transitions.
[2021-06-13 07:33:47,536 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 144 places, 145 transitions, 839 flow
[2021-06-13 07:33:47,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2021-06-13 07:33:47,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states.
[2021-06-13 07:33:47,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 657 transitions.
[2021-06-13 07:33:47,538 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.8938775510204081
[2021-06-13 07:33:47,538 INFO L72 ComplementDD]: Start complementDD. Operand 7 states and 657 transitions.
[2021-06-13 07:33:47,538 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 657 transitions.
[2021-06-13 07:33:47,538 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-13 07:33:47,538 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 7 states and 657 transitions.
[2021-06-13 07:33:47,539 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 8 states, 7 states have (on average 93.85714285714286) internal successors, (657), 7 states have internal predecessors, (657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,540 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 8 states, 8 states have (on average 105.0) internal successors, (840), 8 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,541 INFO L81 ComplementDD]: Finished complementDD. Result has 8 states, 8 states have (on average 105.0) internal successors, (840), 8 states have internal predecessors, (840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,541 INFO L185 Difference]: Start difference. First operand has 138 places, 132 transitions, 670 flow. Second operand 7 states and 657 transitions.
[2021-06-13 07:33:47,541 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 144 places, 145 transitions, 839 flow
[2021-06-13 07:33:47,568 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 145 transitions, 725 flow, removed 44 selfloop flow, removed 6 redundant places.
[2021-06-13 07:33:47,570 INFO L241 Difference]: Finished difference. Result has 142 places, 130 transitions, 564 flow
[2021-06-13 07:33:47,570 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=105, PETRI_DIFFERENCE_MINUEND_FLOW=556, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=132, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=6, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=564, PETRI_PLACES=142, PETRI_TRANSITIONS=130}
[2021-06-13 07:33:47,570 INFO L335 CegarLoopForPetriNet]: 99 programPoint places, 43 predicate places.
[2021-06-13 07:33:47,570 INFO L482 AbstractCegarLoop]: Abstraction has has 142 places, 130 transitions, 564 flow
[2021-06-13 07:33:47,571 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 91.42857142857143) internal successors, (640), 7 states have internal predecessors, (640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,571 INFO L247 CegarLoopForPetriNet]: Found error trace
[2021-06-13 07:33:47,571 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-13 07:33:47,571 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-06-13 07:33:47,571 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-13 07:33:47,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-13 07:33:47,571 INFO L82 PathProgramCache]: Analyzing trace with hash 1870070045, now seen corresponding path program 2 times
[2021-06-13 07:33:47,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-13 07:33:47,572 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336921114]
[2021-06-13 07:33:47,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-13 07:33:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-13 07:33:47,629 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:47,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:47,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:47,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:47,640 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size
[2021-06-13 07:33:47,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23
[2021-06-13 07:33:47,652 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,653 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7
[2021-06-13 07:33:47,660 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size
[2021-06-13 07:33:47,660 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9
[2021-06-13 07:33:47,667 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:47,668 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:47,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-13 07:33:47,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-13 07:33:47,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336921114]
[2021-06-13 07:33:47,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336921114] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-13 07:33:47,669 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-13 07:33:47,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2021-06-13 07:33:47,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732749784]
[2021-06-13 07:33:47,669 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states
[2021-06-13 07:33:47,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-13 07:33:47,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2021-06-13 07:33:47,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2021-06-13 07:33:47,671 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 91 out of 105
[2021-06-13 07:33:47,671 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 142 places, 130 transitions, 564 flow. Second operand has 8 states, 8 states have (on average 92.125) internal successors, (737), 8 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,672 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-13 07:33:47,672 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 91 of 105
[2021-06-13 07:33:47,672 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-13 07:33:47,919 INFO L129 PetriNetUnfolder]: 245/764 cut-off events.
[2021-06-13 07:33:47,919 INFO L130 PetriNetUnfolder]: For 1088/1470 co-relation queries the response was YES.
[2021-06-13 07:33:47,922 INFO L84 FinitePrefix]: Finished finitePrefix Result has 2324 conditions, 764 events. 245/764 cut-off events. For 1088/1470 co-relation queries the response was YES. Maximal size of possible extension queue 140. Compared 5769 event pairs, 0 based on Foata normal form. 101/804 useless extension candidates. Maximal degree in co-relation 2297. Up to 126 conditions per place.
[2021-06-13 07:33:47,924 INFO L132 encePairwiseOnDemand]: 95/105 looper letters, 16 selfloop transitions, 36 changer transitions 20/156 dead transitions.
[2021-06-13 07:33:47,924 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 154 places, 156 transitions, 850 flow
[2021-06-13 07:33:47,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states.
[2021-06-13 07:33:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states.
[2021-06-13 07:33:47,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1512 transitions.
[2021-06-13 07:33:47,927 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.9
[2021-06-13 07:33:47,927 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1512 transitions.
[2021-06-13 07:33:47,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1512 transitions.
[2021-06-13 07:33:47,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-13 07:33:47,928 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1512 transitions.
[2021-06-13 07:33:47,930 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 94.5) internal successors, (1512), 16 states have internal predecessors, (1512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,932 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 105.0) internal successors, (1785), 17 states have internal predecessors, (1785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,932 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 105.0) internal successors, (1785), 17 states have internal predecessors, (1785), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,932 INFO L185 Difference]: Start difference. First operand has 142 places, 130 transitions, 564 flow. Second operand 16 states and 1512 transitions.
[2021-06-13 07:33:47,932 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 154 places, 156 transitions, 850 flow
[2021-06-13 07:33:47,936 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 147 places, 156 transitions, 803 flow, removed 16 selfloop flow, removed 7 redundant places.
[2021-06-13 07:33:47,938 INFO L241 Difference]: Finished difference. Result has 154 places, 130 transitions, 635 flow
[2021-06-13 07:33:47,938 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=105, PETRI_DIFFERENCE_MINUEND_FLOW=517, PETRI_DIFFERENCE_MINUEND_PLACES=132, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=130, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=33, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=16, PETRI_FLOW=635, PETRI_PLACES=154, PETRI_TRANSITIONS=130}
[2021-06-13 07:33:47,938 INFO L335 CegarLoopForPetriNet]: 99 programPoint places, 55 predicate places.
[2021-06-13 07:33:47,938 INFO L482 AbstractCegarLoop]: Abstraction has has 154 places, 130 transitions, 635 flow
[2021-06-13 07:33:47,939 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 92.125) internal successors, (737), 8 states have internal predecessors, (737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:47,939 INFO L247 CegarLoopForPetriNet]: Found error trace
[2021-06-13 07:33:47,939 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-13 07:33:47,939 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-06-13 07:33:47,939 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-13 07:33:47,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-13 07:33:47,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1961154961, now seen corresponding path program 1 times
[2021-06-13 07:33:47,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-13 07:33:47,939 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278477170]
[2021-06-13 07:33:47,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-13 07:33:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-06-13 07:33:47,980 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-06-13 07:33:48,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-06-13 07:33:48,032 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-06-13 07:33:48,071 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-06-13 07:33:48,072 INFO L573 BasicCegarLoop]: Counterexample might be feasible
[2021-06-13 07:33:48,072 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-06-13 07:33:48,072 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/3)
[2021-06-13 07:33:48,073 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-06-13 07:33:48,074 INFO L378 AbstractCegarLoop]: Interprodecural is true
[2021-06-13 07:33:48,074 INFO L379 AbstractCegarLoop]: Hoare is false
[2021-06-13 07:33:48,074 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-13 07:33:48,074 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-13 07:33:48,074 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-13 07:33:48,075 INFO L383 AbstractCegarLoop]: Difference is false
[2021-06-13 07:33:48,075 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-13 07:33:48,075 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == P0Thread1of1ForFork2========
[2021-06-13 07:33:48,076 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 113 places, 105 transitions, 225 flow
[2021-06-13 07:33:48,081 INFO L129 PetriNetUnfolder]: 2/102 cut-off events.
[2021-06-13 07:33:48,081 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-13 07:33:48,081 INFO L84 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 102 events. 2/102 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 54 event pairs, 0 based on Foata normal form. 0/98 useless extension candidates. Maximal degree in co-relation 67. Up to 2 conditions per place.
[2021-06-13 07:33:48,081 INFO L82 GeneralOperation]: Start removeDead. Operand has 113 places, 105 transitions, 225 flow
[2021-06-13 07:33:48,082 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 110 places, 102 transitions, 213 flow
[2021-06-13 07:33:48,083 INFO L129 PetriNetUnfolder]: 0/43 cut-off events.
[2021-06-13 07:33:48,084 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-13 07:33:48,084 INFO L247 CegarLoopForPetriNet]: Found error trace
[2021-06-13 07:33:48,084 INFO L255 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-06-13 07:33:48,084 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION]===
[2021-06-13 07:33:48,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-06-13 07:33:48,084 INFO L82 PathProgramCache]: Analyzing trace with hash -483707812, now seen corresponding path program 1 times
[2021-06-13 07:33:48,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-06-13 07:33:48,087 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188511552]
[2021-06-13 07:33:48,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-06-13 07:33:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-06-13 07:33:48,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:48,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1
[2021-06-13 07:33:48,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size
[2021-06-13 07:33:48,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3
[2021-06-13 07:33:48,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-06-13 07:33:48,117 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-06-13 07:33:48,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188511552]
[2021-06-13 07:33:48,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188511552] provided 1 perfect and 0 imperfect interpolant sequences
[2021-06-13 07:33:48,117 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-06-13 07:33:48,117 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-06-13 07:33:48,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217514681]
[2021-06-13 07:33:48,117 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states
[2021-06-13 07:33:48,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-06-13 07:33:48,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-06-13 07:33:48,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-06-13 07:33:48,118 INFO L500 CegarLoopForPetriNet]: Number of universal loopers: 94 out of 105
[2021-06-13 07:33:48,118 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 110 places, 102 transitions, 213 flow. Second operand has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:48,118 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2021-06-13 07:33:48,119 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 94 of 105
[2021-06-13 07:33:48,119 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2021-06-13 07:33:48,152 INFO L129 PetriNetUnfolder]: 49/255 cut-off events.
[2021-06-13 07:33:48,152 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-13 07:33:48,153 INFO L84 FinitePrefix]: Finished finitePrefix Result has 351 conditions, 255 events. 49/255 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1019 event pairs, 38 based on Foata normal form. 16/252 useless extension candidates. Maximal degree in co-relation 304. Up to 65 conditions per place.
[2021-06-13 07:33:48,153 INFO L132 encePairwiseOnDemand]: 100/105 looper letters, 0 selfloop transitions, 0 changer transitions 102/102 dead transitions.
[2021-06-13 07:33:48,153 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 110 places, 102 transitions, 235 flow
[2021-06-13 07:33:48,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2021-06-13 07:33:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-06-13 07:33:48,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 298 transitions.
[2021-06-13 07:33:48,154 INFO L545 CegarLoopForPetriNet]: DFA transition density 0.946031746031746
[2021-06-13 07:33:48,155 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 298 transitions.
[2021-06-13 07:33:48,155 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 298 transitions.
[2021-06-13 07:33:48,155 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-06-13 07:33:48,155 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 298 transitions.
[2021-06-13 07:33:48,155 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 99.33333333333333) internal successors, (298), 3 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:48,156 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 105.0) internal successors, (420), 4 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:48,156 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 105.0) internal successors, (420), 4 states have internal predecessors, (420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:48,156 INFO L185 Difference]: Start difference. First operand has 110 places, 102 transitions, 213 flow. Second operand 3 states and 298 transitions.
[2021-06-13 07:33:48,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 110 places, 102 transitions, 235 flow
[2021-06-13 07:33:48,157 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 107 places, 102 transitions, 232 flow, removed 0 selfloop flow, removed 3 redundant places.
[2021-06-13 07:33:48,157 INFO L241 Difference]: Finished difference. Result has 107 places, 0 transitions, 0 flow
[2021-06-13 07:33:48,157 INFO L318 CegarLoopForPetriNet]: {PETRI_ALPHABET=105, PETRI_DIFFERENCE_MINUEND_FLOW=202, PETRI_DIFFERENCE_MINUEND_PLACES=105, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=98, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=98, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=107, PETRI_TRANSITIONS=0}
[2021-06-13 07:33:48,157 INFO L335 CegarLoopForPetriNet]: 110 programPoint places, -3 predicate places.
[2021-06-13 07:33:48,158 INFO L482 AbstractCegarLoop]: Abstraction has has 107 places, 0 transitions, 0 flow
[2021-06-13 07:33:48,158 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 94.66666666666667) internal successors, (284), 3 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-06-13 07:33:48,158 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-06-13 07:33:48,158 INFO L301 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork2 was SAFE (3/3)
[2021-06-13 07:33:48,158 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-06-13 07:33:48,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.06 07:33:48 BasicIcfg
[2021-06-13 07:33:48,244 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-06-13 07:33:48,245 INFO L168 Benchmark]: Toolchain (without parser) took 4887.85 ms. Allocated memory was 212.9 MB in the beginning and 342.9 MB in the end (delta: 130.0 MB). Free memory was 175.1 MB in the beginning and 130.9 MB in the end (delta: 44.2 MB). Peak memory consumption was 174.9 MB. Max. memory is 8.0 GB.
[2021-06-13 07:33:48,245 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 212.9 MB. Free memory is still 193.1 MB. There was no memory consumed. Max. memory is 8.0 GB.
[2021-06-13 07:33:48,246 INFO L168 Benchmark]: CACSL2BoogieTranslator took 401.18 ms. Allocated memory is still 212.9 MB. Free memory was 175.0 MB in the beginning and 171.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB.
[2021-06-13 07:33:48,246 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.71 ms. Allocated memory is still 212.9 MB. Free memory was 171.9 MB in the beginning and 169.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
[2021-06-13 07:33:48,246 INFO L168 Benchmark]: Boogie Preprocessor took 46.44 ms. Allocated memory is still 212.9 MB. Free memory was 169.8 MB in the beginning and 167.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
[2021-06-13 07:33:48,246 INFO L168 Benchmark]: RCFGBuilder took 1393.60 ms. Allocated memory was 212.9 MB in the beginning and 255.9 MB in the end (delta: 43.0 MB). Free memory was 167.2 MB in the beginning and 213.2 MB in the end (delta: -46.0 MB). Peak memory consumption was 105.5 MB. Max. memory is 8.0 GB.
[2021-06-13 07:33:48,247 INFO L168 Benchmark]: TraceAbstraction took 3003.89 ms. Allocated memory was 255.9 MB in the beginning and 342.9 MB in the end (delta: 87.0 MB). Free memory was 212.7 MB in the beginning and 130.9 MB in the end (delta: 81.8 MB). Peak memory consumption was 168.9 MB. Max. memory is 8.0 GB.
[2021-06-13 07:33:48,248 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.10 ms. Allocated memory is still 212.9 MB. Free memory is still 193.1 MB. There was no memory consumed. Max. memory is 8.0 GB.
* CACSL2BoogieTranslator took 401.18 ms. Allocated memory is still 212.9 MB. Free memory was 175.0 MB in the beginning and 171.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB.
* Boogie Procedure Inliner took 37.71 ms. Allocated memory is still 212.9 MB. Free memory was 171.9 MB in the beginning and 169.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
* Boogie Preprocessor took 46.44 ms. Allocated memory is still 212.9 MB. Free memory was 169.8 MB in the beginning and 167.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB.
* RCFGBuilder took 1393.60 ms. Allocated memory was 212.9 MB in the beginning and 255.9 MB in the end (delta: 43.0 MB). Free memory was 167.2 MB in the beginning and 213.2 MB in the end (delta: -46.0 MB). Peak memory consumption was 105.5 MB. Max. memory is 8.0 GB.
* TraceAbstraction took 3003.89 ms. Allocated memory was 255.9 MB in the beginning and 342.9 MB in the end (delta: 87.0 MB). Free memory was 212.7 MB in the beginning and 130.9 MB in the end (delta: 81.8 MB). Peak memory consumption was 168.9 MB. Max. memory is 8.0 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- PositiveResult [Line: 18]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- CounterExampleResult [Line: 18]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L709] 0 int __unbuffered_cnt = 0;
VAL [__unbuffered_cnt=0]
[L711] 0 int __unbuffered_p2_EAX = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0]
[L713] 0 int __unbuffered_p2_EBX = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0]
[L714] 0 _Bool main$tmp_guard0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0]
[L715] 0 _Bool main$tmp_guard1;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0]
[L717] 0 int x = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0]
[L719] 0 int y = 0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0]
[L720] 0 _Bool y$flush_delayed;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0]
[L721] 0 int y$mem_tmp;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0]
[L722] 0 _Bool y$r_buff0_thd0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0]
[L723] 0 _Bool y$r_buff0_thd1;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0]
[L724] 0 _Bool y$r_buff0_thd2;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0]
[L725] 0 _Bool y$r_buff0_thd3;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0]
[L726] 0 _Bool y$r_buff1_thd0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0]
[L727] 0 _Bool y$r_buff1_thd1;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0]
[L728] 0 _Bool y$r_buff1_thd2;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0]
[L729] 0 _Bool y$r_buff1_thd3;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0]
[L730] 0 _Bool y$read_delayed;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0]
[L731] 0 int *y$read_delayed_var;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}]
[L732] 0 int y$w_buff0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0]
[L733] 0 _Bool y$w_buff0_used;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0]
[L734] 0 int y$w_buff1;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0]
[L735] 0 _Bool y$w_buff1_used;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L736] 0 _Bool weak$$choice0;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L737] 0 _Bool weak$$choice2;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L828] 0 pthread_t t2393;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L829] FCALL, FORK 0 pthread_create(&t2393, ((void *)0), P0, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L830] 0 pthread_t t2394;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L831] FCALL, FORK 0 pthread_create(&t2394, ((void *)0), P1, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=0, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=0, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L741] 1 y$w_buff1 = y$w_buff0
[L742] 1 y$w_buff0 = 1
[L743] 1 y$w_buff1_used = y$w_buff0_used
[L744] 1 y$w_buff0_used = (_Bool)1
[L18] COND FALSE 1 !(!expression)
[L746] 1 y$r_buff1_thd0 = y$r_buff0_thd0
[L747] 1 y$r_buff1_thd1 = y$r_buff0_thd1
[L748] 1 y$r_buff1_thd2 = y$r_buff0_thd2
[L749] 1 y$r_buff1_thd3 = y$r_buff0_thd3
[L750] 1 y$r_buff0_thd1 = (_Bool)1
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L753] 1 x = 1
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L770] 2 x = 2
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L832] 0 pthread_t t2395;
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L833] FCALL, FORK 0 pthread_create(&t2395, ((void *)0), P2, ((void *)0))
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L787] 3 __unbuffered_p2_EAX = x
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L790] 3 weak$$choice0 = __VERIFIER_nondet_bool()
[L791] 3 weak$$choice2 = __VERIFIER_nondet_bool()
[L792] 3 y$flush_delayed = weak$$choice2
[L793] 3 y$mem_tmp = y
[L794] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1)
[L794] 3 y = !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff1)
[L795] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L795] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0)
[L795] EXPR 3 weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L795] 3 y$w_buff0 = weak$$choice2 ? y$w_buff0 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : y$w_buff0))
[L796] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L796] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1)
[L796] EXPR 3 weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L796] 3 y$w_buff1 = weak$$choice2 ? y$w_buff1 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1 : (y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff1 : y$w_buff1))
[L797] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L797] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used)
[L797] EXPR 3 weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L797] 3 y$w_buff0_used = weak$$choice2 ? y$w_buff0_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff0_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used))
[L798] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L798] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L798] EXPR 3 weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L798] 3 y$w_buff1_used = weak$$choice2 ? y$w_buff1_used : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$w_buff1_used : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L799] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L799] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3)
[L799] EXPR 3 weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L799] 3 y$r_buff0_thd3 = weak$$choice2 ? y$r_buff0_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff0_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3))
[L800] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L800] EXPR 3 !y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L800] EXPR 3 weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L800] 3 y$r_buff1_thd3 = weak$$choice2 ? y$r_buff1_thd3 : (!y$w_buff0_used || !y$r_buff0_thd3 && !y$w_buff1_used || !y$r_buff0_thd3 && !y$r_buff1_thd3 ? y$r_buff1_thd3 : (y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L801] 3 __unbuffered_p2_EBX = y
[L802] EXPR 3 y$flush_delayed ? y$mem_tmp : y
[L802] 3 y = y$flush_delayed ? y$mem_tmp : y
[L803] 3 y$flush_delayed = (_Bool)0
VAL [__unbuffered_cnt=0, __unbuffered_p2_EAX=2, __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$$choice0=49, weak$$choice2=0, x=2, y=0, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=1, y$w_buff1=0, y$w_buff1_used=0]
[L806] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L806] EXPR 3 y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y
[L806] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L806] 3 y = y$w_buff0_used && y$r_buff0_thd3 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd3 ? y$w_buff1 : y)
[L807] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L807] 3 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$w_buff0_used
[L808] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L808] 3 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$w_buff1_used
[L809] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L809] 3 y$r_buff0_thd3 = y$w_buff0_used && y$r_buff0_thd3 ? (_Bool)0 : y$r_buff0_thd3
[L810] EXPR 3 y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L810] 3 y$r_buff1_thd3 = y$w_buff0_used && y$r_buff0_thd3 || y$w_buff1_used && y$r_buff1_thd3 ? (_Bool)0 : y$r_buff1_thd3
[L773] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L773] EXPR 2 y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y
[L773] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L773] 2 y = y$w_buff0_used && y$r_buff0_thd2 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd2 ? y$w_buff1 : y)
[L774] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L774] 2 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$w_buff0_used
[L775] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L775] 2 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$w_buff1_used
[L776] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L776] 2 y$r_buff0_thd2 = y$w_buff0_used && y$r_buff0_thd2 ? (_Bool)0 : y$r_buff0_thd2
[L777] EXPR 2 y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L777] 2 y$r_buff1_thd2 = y$w_buff0_used && y$r_buff0_thd2 || y$w_buff1_used && y$r_buff1_thd2 ? (_Bool)0 : y$r_buff1_thd2
[L756] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L756] 1 y = y$w_buff0_used && y$r_buff0_thd1 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd1 ? y$w_buff1 : y)
[L757] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L757] 1 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$w_buff0_used
[L758] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L758] 1 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$w_buff1_used
[L759] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L759] 1 y$r_buff0_thd1 = y$w_buff0_used && y$r_buff0_thd1 ? (_Bool)0 : y$r_buff0_thd1
[L760] EXPR 1 y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L760] 1 y$r_buff1_thd1 = y$w_buff0_used && y$r_buff0_thd1 || y$w_buff1_used && y$r_buff1_thd1 ? (_Bool)0 : y$r_buff1_thd1
[L763] 1 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=1, __unbuffered_p2_EAX=2, __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$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L780] 2 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=2, __unbuffered_p2_EAX=2, __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$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L813] 3 __unbuffered_cnt = __unbuffered_cnt + 1
VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __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$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L835] 0 main$tmp_guard0 = __unbuffered_cnt == 3
VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L3] COND FALSE 0 !(!cond)
VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L839] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L839] EXPR 0 y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y
[L839] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L839] 0 y = y$w_buff0_used && y$r_buff0_thd0 ? y$w_buff0 : (y$w_buff1_used && y$r_buff1_thd0 ? y$w_buff1 : y)
[L840] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L840] 0 y$w_buff0_used = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$w_buff0_used
[L841] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L841] 0 y$w_buff1_used = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$w_buff1_used
[L842] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L842] 0 y$r_buff0_thd0 = y$w_buff0_used && y$r_buff0_thd0 ? (_Bool)0 : y$r_buff0_thd0
[L843] EXPR 0 y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L843] 0 y$r_buff1_thd0 = y$w_buff0_used && y$r_buff0_thd0 || y$w_buff1_used && y$r_buff1_thd0 ? (_Bool)0 : y$r_buff1_thd0
[L846] 0 main$tmp_guard1 = !(x == 2 && __unbuffered_p2_EAX == 2 && __unbuffered_p2_EBX == 0)
VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L18] COND TRUE 0 !expression
VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
[L18] 0 reach_error()
VAL [__unbuffered_cnt=3, __unbuffered_p2_EAX=2, __unbuffered_p2_EBX=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=0, x=2, y=1, y$flush_delayed=0, y$mem_tmp=0, y$r_buff0_thd0=0, y$r_buff0_thd1=1, y$r_buff0_thd2=0, y$r_buff0_thd3=0, y$r_buff1_thd0=0, y$r_buff1_thd1=0, y$r_buff1_thd2=0, y$r_buff1_thd3=0, y$read_delayed=0, y$read_delayed_var={0:0}, y$w_buff0=1, y$w_buff0_used=0, y$w_buff1=0, y$w_buff1_used=0]
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0 with 1 thread instances
CFG has 7 procedures, 131 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 42.3ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 38.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances
CFG has 7 procedures, 131 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 17.1ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 2708.3ms, OverallIterations: 7, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 1610.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 22.4ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 80 SDtfs, 212 SDslu, 272 SDs, 0 SdLazy, 323 SolverSat, 83 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 235.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 648.2ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=670occurred in iteration=4, InterpolantAutomatonStates: 72, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 26.0ms SsaConstructionTime, 291.8ms SatisfiabilityAnalysisTime, 523.6ms InterpolantComputationTime, 513 NumberOfCodeBlocks, 513 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 426 ConstructedInterpolants, 0 QuantifiedInterpolants, 1758 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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
- StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: P0Thread1of1ForFork2 with 1 thread instances
CFG has 7 procedures, 131 locations, 6 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 1.6ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 84.2ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 39.6ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 5 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 11 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7ms SsaConstructionTime, 2.7ms SatisfiabilityAnalysisTime, 24.5ms InterpolantComputationTime, 41 NumberOfCodeBlocks, 41 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 66 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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...